Silhouette weather by month

Check out Silhouette weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Silhouette (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
84°F maximum daytime temperature in January in Silhouette84
84°F maximum daytime temperature in February in Silhouette84
86°F maximum daytime temperature in March in Silhouette86
86°F maximum daytime temperature in April in Silhouette86
84°F maximum daytime temperature in May in Silhouette84
82°F maximum daytime temperature in June in Silhouette82
81°F maximum daytime temperature in July in Silhouette81
81°F maximum daytime temperature in August in Silhouette81
82°F maximum daytime temperature in September in Silhouette82
84°F maximum daytime temperature in October in Silhouette84
84°F maximum daytime temperature in November in Silhouette84
84°F maximum daytime temperature in December in Silhouette84
Min temperature (night-time)
73°F minimum night-time temperature in January in Silhouette73
75°F minimum night-time temperature in February in Silhouette75
75°F minimum night-time temperature in March in Silhouette75
75°F minimum night-time temperature in April in Silhouette75
77°F minimum night-time temperature in May in Silhouette77
75°F minimum night-time temperature in June in Silhouette75
73°F minimum night-time temperature in July in Silhouette73
73°F minimum night-time temperature in August in Silhouette73
75°F minimum night-time temperature in September in Silhouette75
73°F minimum night-time temperature in October in Silhouette73
73°F minimum night-time temperature in November in Silhouette73
73°F minimum night-time temperature in December in Silhouette73
Heat & Humidity
Moderate heat & humidity in January in SilhouetteM
High heat & humidity in February in SilhouetteH
High heat & humidity in March in SilhouetteH
High heat & humidity in April in SilhouetteH
High heat & humidity in May in SilhouetteH
Moderate heat & humidity in June in SilhouetteM
Moderate heat & humidity in July in SilhouetteM
Moderate heat & humidity in August in SilhouetteM
Moderate heat & humidity in September in SilhouetteM
Moderate heat & humidity in October in SilhouetteM
Moderate heat & humidity in November in SilhouetteM
Moderate heat & humidity in December in SilhouetteM
Sea temperature
82°F sea temperature in January in Silhouette82
84°F sea temperature in February in Silhouette84
84°F sea temperature in March in Silhouette84
86°F sea temperature in April in Silhouette86
84°F sea temperature in May in Silhouette84
81°F sea temperature in June in Silhouette81
79°F sea temperature in July in Silhouette79
79°F sea temperature in August in Silhouette79
81°F sea temperature in September in Silhouette81
82°F sea temperature in October in Silhouette82
82°F sea temperature in November in Silhouette82
82°F sea temperature in December in Silhouette82

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & UV index in Silhouette

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
12 hours of daylight per day in January in Silhouette12
12 hours of daylight per day in February in Silhouette12
12 hours of daylight per day in March in Silhouette12
12 hours of daylight per day in April in Silhouette12
12 hours of daylight per day in May in Silhouette12
12 hours of daylight per day in June in Silhouette12
12 hours of daylight per day in July in Silhouette12
12 hours of daylight per day in August in Silhouette12
12 hours of daylight per day in September in Silhouette12
12 hours of daylight per day in October in Silhouette12
12 hours of daylight per day in November in Silhouette12
12 hours of daylight per day in December in Silhouette12
UV Index (Maximum)
UV (maximum) index 11+ (Extreme) in January in Silhouette11
UV (maximum) index 11+ (Extreme) in February in Silhouette11
UV (maximum) index 11+ (Extreme) in March in Silhouette11
UV (maximum) index 11+ (Extreme) in April in Silhouette11
UV (maximum) index 11 (Extreme) in May in Silhouette11
UV (maximum) index 10 (Very High) in June in Silhouette10
UV (maximum) index 10 (Very High) in July in Silhouette10
UV (maximum) index 11+ (Extreme) in August in Silhouette11
UV (maximum) index 11+ (Extreme) in September in Silhouette11
UV (maximum) index 11+ (Extreme) in October in Silhouette11
UV (maximum) index 11+ (Extreme) in November in Silhouette11
UV (maximum) index 11+ (Extreme) in December in Silhouette11

Rainfall in Silhouette

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
18 days with some rainfall in January in Silhouette18
13 days with some rainfall in February in Silhouette13
14 days with some rainfall in March in Silhouette14
16 days with some rainfall in April in Silhouette16
15 days with some rainfall in May in Silhouette15
16 days with some rainfall in June in Silhouette16
15 days with some rainfall in July in Silhouette15
16 days with some rainfall in August in Silhouette16
14 days with some rainfall in September in Silhouette14
14 days with some rainfall in October in Silhouette14
16 days with some rainfall in November in Silhouette16
20 days with some rainfall in December in Silhouette20
Average monthly rainfall (inches)
15.0 inches monthly rainfall in January in Silhouette15.0
11.0 inches monthly rainfall in February in Silhouette11.0
7.4 inches monthly rainfall in March in Silhouette7.4
7.0 inches monthly rainfall in April in Silhouette7.0
5.2 inches monthly rainfall in May in Silhouette5.2
2.6 inches monthly rainfall in June in Silhouette2.6
3.2 inches monthly rainfall in July in Silhouette3.2
4.6 inches monthly rainfall in August in Silhouette4.6
5.3 inches monthly rainfall in September in Silhouette5.3
8.1 inches monthly rainfall in October in Silhouette8.1
8.8 inches monthly rainfall in November in Silhouette8.8
10.7 inches monthly rainfall in December in Silhouette10.7

More about the Silhouette

Silhouette by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Seychelles (Silhouette) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Silhouette?

Silhouette has a hot tropical climate with no dry season.

Silhouette weather in January

Expect daytime maximum temperatures of 84°F in Silhouette, Seychelles in January based on long-term weather averages. There are 5 hours of sunshine per day on average with 18 days with some rainfall and typically 15.0 inches of rainfall in the month.

  • 84°F maximum daytime temperature in January in Silhouette84
    84°F max day temperature
  • 5 hours of sunshine per day
  • 18 days with some rainfall in January in Silhouette18
    18 days with some rainfall
  • 73°F minimum night-time temperature in January in Silhouette73
    73°F min night temperature
  • 12 hours of daylight per day in January in Silhouette12
    12 hours of daylight per day
  • Moderate heat & humidity in January in SilhouetteM
    Moderate heat & humidity
  • 15.0 inches monthly rainfall in January in Silhouette15.0
    15.0 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Silhouette11
    11+ (Extreme) UV index
  • 82°F sea temperature in January in Silhouette82
    82°F sea temperature

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Silhouette weather in February

Expect daytime maximum temperatures of 84°F in Silhouette, Seychelles in February and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 13 days with some rainfall and typically 11.0 inches of rainfall in the month.

  • 84°F maximum daytime temperature in February in Silhouette84
    84°F max day temperature
  • 6 hours of sunshine per day
  • 13 days with some rainfall in February in Silhouette13
    13 days with some rainfall
  • 75°F minimum night-time temperature in February in Silhouette75
    75°F min night temperature
  • 12 hours of daylight per day in February in Silhouette12
    12 hours of daylight per day
  • High heat & humidity in February in SilhouetteH
    High heat & humidity
  • 11.0 inches monthly rainfall in February in Silhouette11.0
    11.0 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in February in Silhouette11
    11+ (Extreme) UV index
  • 84°F sea temperature in February in Silhouette84
    84°F sea temperature

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Silhouette weather in March

Expect daytime maximum temperatures of 86°F in Silhouette, Seychelles in March and high heat and humidity based on long-term weather averages. There are 7 hours of sunshine per day on average with 14 days with some rainfall and typically 7.4 inches of rainfall in the month.

  • 86°F maximum daytime temperature in March in Silhouette86
    86°F max day temperature
  • 7 hours of sunshine per day
  • 14 days with some rainfall in March in Silhouette14
    14 days with some rainfall
  • 75°F minimum night-time temperature in March in Silhouette75
    75°F min night temperature
  • 12 hours of daylight per day in March in Silhouette12
    12 hours of daylight per day
  • High heat & humidity in March in SilhouetteH
    High heat & humidity
  • 7.4 inches monthly rainfall in March in Silhouette7.4
    7.4 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in March in Silhouette11
    11+ (Extreme) UV index
  • 84°F sea temperature in March in Silhouette84
    84°F sea temperature

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Silhouette weather in April

Expect daytime maximum temperatures of 86°F in Silhouette, Seychelles in April and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with 16 days with some rainfall and typically 7.0 inches of rainfall in the month.

  • 86°F maximum daytime temperature in April in Silhouette86
    86°F max day temperature
  • 8 hours of sunshine per day
  • 16 days with some rainfall in April in Silhouette16
    16 days with some rainfall
  • 75°F minimum night-time temperature in April in Silhouette75
    75°F min night temperature
  • 12 hours of daylight per day in April in Silhouette12
    12 hours of daylight per day
  • High heat & humidity in April in SilhouetteH
    High heat & humidity
  • 7.0 inches monthly rainfall in April in Silhouette7.0
    7.0 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in April in Silhouette11
    11+ (Extreme) UV index
  • 86°F sea temperature in April in Silhouette86
    86°F sea temperature

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Silhouette weather in May

Expect daytime maximum temperatures of 84°F in Silhouette, Seychelles in May and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with 15 days with some rainfall and typically 5.2 inches of rainfall in the month.

  • 84°F maximum daytime temperature in May in Silhouette84
    84°F max day temperature
  • 8 hours of sunshine per day
  • 15 days with some rainfall in May in Silhouette15
    15 days with some rainfall
  • 77°F minimum night-time temperature in May in Silhouette77
    77°F min night temperature
  • 12 hours of daylight per day in May in Silhouette12
    12 hours of daylight per day
  • High heat & humidity in May in SilhouetteH
    High heat & humidity
  • 5.2 inches monthly rainfall in May in Silhouette5.2
    5.2 inches of monthly rainfall
  • UV (maximum) index 11 (Extreme) in May in Silhouette11
    11 (Extreme) UV index
  • 84°F sea temperature in May in Silhouette84
    84°F sea temperature

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Silhouette weather in June

Expect daytime maximum temperatures of 82°F in Silhouette, Seychelles in June based on long-term weather averages. There are 8 hours of sunshine per day on average with 16 days with some rainfall and typically 2.6 inches of rainfall in the month.

  • 82°F maximum daytime temperature in June in Silhouette82
    82°F max day temperature
  • 8 hours of sunshine per day
  • 16 days with some rainfall in June in Silhouette16
    16 days with some rainfall
  • 75°F minimum night-time temperature in June in Silhouette75
    75°F min night temperature
  • 12 hours of daylight per day in June in Silhouette12
    12 hours of daylight per day
  • Moderate heat & humidity in June in SilhouetteM
    Moderate heat & humidity
  • 2.6 inches monthly rainfall in June in Silhouette2.6
    2.6 inches of monthly rainfall
  • UV (maximum) index 10 (Very High) in June in Silhouette10
    10 (Very High) UV index
  • 81°F sea temperature in June in Silhouette81
    81°F sea temperature

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Silhouette weather in July

Expect daytime maximum temperatures of 81°F in Silhouette, Seychelles in July based on long-term weather averages. There are 7 hours of sunshine per day on average with 15 days with some rainfall and typically 3.2 inches of rainfall in the month.

  • 81°F maximum daytime temperature in July in Silhouette81
    81°F max day temperature
  • 7 hours of sunshine per day
  • 15 days with some rainfall in July in Silhouette15
    15 days with some rainfall
  • 73°F minimum night-time temperature in July in Silhouette73
    73°F min night temperature
  • 12 hours of daylight per day in July in Silhouette12
    12 hours of daylight per day
  • Moderate heat & humidity in July in SilhouetteM
    Moderate heat & humidity
  • 3.2 inches monthly rainfall in July in Silhouette3.2
    3.2 inches of monthly rainfall
  • UV (maximum) index 10 (Very High) in July in Silhouette10
    10 (Very High) UV index
  • 79°F sea temperature in July in Silhouette79
    79°F sea temperature

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Silhouette weather in August

Expect daytime maximum temperatures of 81°F in Silhouette, Seychelles in August based on long-term weather averages. There are 8 hours of sunshine per day on average with 16 days with some rainfall and typically 4.6 inches of rainfall in the month.

  • 81°F maximum daytime temperature in August in Silhouette81
    81°F max day temperature
  • 8 hours of sunshine per day
  • 16 days with some rainfall in August in Silhouette16
    16 days with some rainfall
  • 73°F minimum night-time temperature in August in Silhouette73
    73°F min night temperature
  • 12 hours of daylight per day in August in Silhouette12
    12 hours of daylight per day
  • Moderate heat & humidity in August in SilhouetteM
    Moderate heat & humidity
  • 4.6 inches monthly rainfall in August in Silhouette4.6
    4.6 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in August in Silhouette11
    11+ (Extreme) UV index
  • 79°F sea temperature in August in Silhouette79
    79°F sea temperature

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Silhouette weather in September

Expect daytime maximum temperatures of 82°F in Silhouette, Seychelles in September based on long-term weather averages. There are 8 hours of sunshine per day on average with 14 days with some rainfall and typically 5.3 inches of rainfall in the month.

  • 82°F maximum daytime temperature in September in Silhouette82
    82°F max day temperature
  • 8 hours of sunshine per day
  • 14 days with some rainfall in September in Silhouette14
    14 days with some rainfall
  • 75°F minimum night-time temperature in September in Silhouette75
    75°F min night temperature
  • 12 hours of daylight per day in September in Silhouette12
    12 hours of daylight per day
  • Moderate heat & humidity in September in SilhouetteM
    Moderate heat & humidity
  • 5.3 inches monthly rainfall in September in Silhouette5.3
    5.3 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Silhouette11
    11+ (Extreme) UV index
  • 81°F sea temperature in September in Silhouette81
    81°F sea temperature

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Silhouette weather in October

Expect daytime maximum temperatures of 84°F in Silhouette, Seychelles in October based on long-term weather averages. There are 7 hours of sunshine per day on average with 14 days with some rainfall and typically 8.1 inches of rainfall in the month.

  • 84°F maximum daytime temperature in October in Silhouette84
    84°F max day temperature
  • 7 hours of sunshine per day
  • 14 days with some rainfall in October in Silhouette14
    14 days with some rainfall
  • 73°F minimum night-time temperature in October in Silhouette73
    73°F min night temperature
  • 12 hours of daylight per day in October in Silhouette12
    12 hours of daylight per day
  • Moderate heat & humidity in October in SilhouetteM
    Moderate heat & humidity
  • 8.1 inches monthly rainfall in October in Silhouette8.1
    8.1 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in October in Silhouette11
    11+ (Extreme) UV index
  • 82°F sea temperature in October in Silhouette82
    82°F sea temperature

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Silhouette weather in November

Expect daytime maximum temperatures of 84°F in Silhouette, Seychelles in November based on long-term weather averages. There are 7 hours of sunshine per day on average with 16 days with some rainfall and typically 8.8 inches of rainfall in the month.

  • 84°F maximum daytime temperature in November in Silhouette84
    84°F max day temperature
  • 7 hours of sunshine per day
  • 16 days with some rainfall in November in Silhouette16
    16 days with some rainfall
  • 73°F minimum night-time temperature in November in Silhouette73
    73°F min night temperature
  • 12 hours of daylight per day in November in Silhouette12
    12 hours of daylight per day
  • Moderate heat & humidity in November in SilhouetteM
    Moderate heat & humidity
  • 8.8 inches monthly rainfall in November in Silhouette8.8
    8.8 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in November in Silhouette11
    11+ (Extreme) UV index
  • 82°F sea temperature in November in Silhouette82
    82°F sea temperature

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Silhouette weather in December

Expect daytime maximum temperatures of 84°F in Silhouette, Seychelles in December based on long-term weather averages. There are 6 hours of sunshine per day on average with 20 days with some rainfall and typically 10.7 inches of rainfall in the month.

  • 84°F maximum daytime temperature in December in Silhouette84
    84°F max day temperature
  • 6 hours of sunshine per day
  • 20 days with some rainfall in December in Silhouette20
    20 days with some rainfall
  • 73°F minimum night-time temperature in December in Silhouette73
    73°F min night temperature
  • 12 hours of daylight per day in December in Silhouette12
    12 hours of daylight per day
  • Moderate heat & humidity in December in SilhouetteM
    Moderate heat & humidity
  • 10.7 inches monthly rainfall in December in Silhouette10.7
    10.7 inches of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Silhouette11
    11+ (Extreme) UV index
  • 82°F sea temperature in December in Silhouette82
    82°F sea temperature

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More about the Silhouette

Silhouette by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for the Seychelles

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  • Explore latest special offers & online deals from TUI
  • Free child places & £0 deposits with direct debit available
  • Book summer & winter sun holidays in 2026/2027
Go to TUI deal >>

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The climate guide for Seychelles (Silhouette) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Compare Silhouette weather with the UK

The weather chart below compares the average monthly maximum daytime temperature for Silhouette, Seychelles and the UK (London).

Maximum daytime temperature (°F)

Silhouette, Seychelles
UK (London)
84
45
84
45
86
50
86
55
84
63
82
68
81
72
81
72
82
66
84
59
84
50
84
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

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