Penrhyn weather by month

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

Temperature in Penrhyn (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
31°C maximum daytime temperature in January in Penrhyn31
30°C maximum daytime temperature in February in Penrhyn30
31°C maximum daytime temperature in March in Penrhyn31
31°C maximum daytime temperature in April in Penrhyn31
31°C maximum daytime temperature in May in Penrhyn31
31°C maximum daytime temperature in June in Penrhyn31
31°C maximum daytime temperature in July in Penrhyn31
30°C maximum daytime temperature in August in Penrhyn30
31°C maximum daytime temperature in September in Penrhyn31
31°C maximum daytime temperature in October in Penrhyn31
31°C maximum daytime temperature in November in Penrhyn31
31°C maximum daytime temperature in December in Penrhyn31
Min temperature (night-time)
25°C minimum night-time temperature in January in Penrhyn25
24°C minimum night-time temperature in February in Penrhyn24
25°C minimum night-time temperature in March in Penrhyn25
25°C minimum night-time temperature in April in Penrhyn25
25°C minimum night-time temperature in May in Penrhyn25
24°C minimum night-time temperature in June in Penrhyn24
24°C minimum night-time temperature in July in Penrhyn24
24°C minimum night-time temperature in August in Penrhyn24
24°C minimum night-time temperature in September in Penrhyn24
24°C minimum night-time temperature in October in Penrhyn24
24°C minimum night-time temperature in November in Penrhyn24
25°C minimum night-time temperature in December in Penrhyn25
Heat & Humidity
High heat & humidity in January in PenrhynH
High heat & humidity in February in PenrhynH
Very high heat & humidity in March in PenrhynVH
Very high heat & humidity in April in PenrhynVH
Very high heat & humidity in May in PenrhynVH
High heat & humidity in June in PenrhynH
High heat & humidity in July in PenrhynH
High heat & humidity in August in PenrhynH
High heat & humidity in September in PenrhynH
High heat & humidity in October in PenrhynH
High heat & humidity in November in PenrhynH
High heat & humidity in December in PenrhynH
Sea temperature
29°C sea temperature in January in Penrhyn29
29°C sea temperature in February in Penrhyn29
29°C sea temperature in March in Penrhyn29
29°C sea temperature in April in Penrhyn29
29°C sea temperature in May in Penrhyn29
29°C sea temperature in June in Penrhyn29
29°C sea temperature in July in Penrhyn29
28°C sea temperature in August in Penrhyn28
28°C sea temperature in September in Penrhyn28
29°C sea temperature in October in Penrhyn29
29°C sea temperature in November in Penrhyn29
29°C sea temperature in December in Penrhyn29

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

Sunshine & Daylight in Penrhyn

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of daylight
13 hours of daylight per day in January in Penrhyn13
12 hours of daylight per day in February in Penrhyn12
12 hours of daylight per day in March in Penrhyn12
12 hours of daylight per day in April in Penrhyn12
12 hours of daylight per day in May in Penrhyn12
12 hours of daylight per day in June in Penrhyn12
12 hours of daylight per day in July in Penrhyn12
12 hours of daylight per day in August in Penrhyn12
12 hours of daylight per day in September in Penrhyn12
12 hours of daylight per day in October in Penrhyn12
13 hours of daylight per day in November in Penrhyn13
13 hours of daylight per day in December in Penrhyn13
UV Index (Maximum)
UV (maximum) index 11+ (Extreme) in January in Penrhyn11
UV (maximum) index 11+ (Extreme) in February in Penrhyn11
UV (maximum) index 11+ (Extreme) in March in Penrhyn11
UV (maximum) index 11+ (Extreme) in April in Penrhyn11
UV (maximum) index 11 (Extreme) in May in Penrhyn11
UV (maximum) index 9 (Very High) in June in Penrhyn9
UV (maximum) index 10 (Very High) in July in Penrhyn10
UV (maximum) index 11 (Extreme) in August in Penrhyn11
UV (maximum) index 11+ (Extreme) in September in Penrhyn11
UV (maximum) index 11+ (Extreme) in October in Penrhyn11
UV (maximum) index 11+ (Extreme) in November in Penrhyn11
UV (maximum) index 11+ (Extreme) in December in Penrhyn11

Rainfall in Penrhyn

  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 Penrhyn18
17 days with some rainfall in February in Penrhyn17
18 days with some rainfall in March in Penrhyn18
13 days with some rainfall in April in Penrhyn13
9 days with some rainfall in May in Penrhyn9
6 days with some rainfall in June in Penrhyn6
6 days with some rainfall in July in Penrhyn6
5 days with some rainfall in August in Penrhyn5
6 days with some rainfall in September in Penrhyn6
6 days with some rainfall in October in Penrhyn6
7 days with some rainfall in November in Penrhyn7
12 days with some rainfall in December in Penrhyn12
Average monthly rainfall (mm)
248 mm monthly rainfall in January in Penrhyn248
296 mm monthly rainfall in February in Penrhyn296
263 mm monthly rainfall in March in Penrhyn263
180 mm monthly rainfall in April in Penrhyn180
152 mm monthly rainfall in May in Penrhyn152
165 mm monthly rainfall in June in Penrhyn165
124 mm monthly rainfall in July in Penrhyn124
161 mm monthly rainfall in August in Penrhyn161
135 mm monthly rainfall in September in Penrhyn135
143 mm monthly rainfall in October in Penrhyn143
174 mm monthly rainfall in November in Penrhyn174
242 mm monthly rainfall in December in Penrhyn242

More about the Penrhyn

Penrhyn by month

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

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The climate guide for Cook Islands (Penrhyn) 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 Penrhyn?

Penrhyn has a hot tropical climate with no dry season.

Penrhyn weather in January

Expect daytime maximum temperatures of 31°C in Penrhyn, Cook Islands in January and high heat and humidity based on long-term weather averages. There are 18 days with some rainfall and typically 248 mm of rainfall in the month.

  • 31°C maximum daytime temperature in January in Penrhyn31
    31°C max day temperature
  • 18 days with some rainfall in January in Penrhyn18
    18 days with some rainfall
  • 25°C minimum night-time temperature in January in Penrhyn25
    25°C min night temperature
  • 13 hours of daylight per day in January in Penrhyn13
    13 hours of daylight per day
  • High heat & humidity in January in PenrhynH
    High heat & humidity
  • 248 mm monthly rainfall in January in Penrhyn248
    248 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Penrhyn11
    11+ (Extreme) UV index
  • 29°C sea temperature in January in Penrhyn29
    29°C sea temperature

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Penrhyn weather in February

Expect daytime maximum temperatures of 30°C in Penrhyn, Cook Islands in February and very high heat and humidity based on long-term weather averages. There are 17 days with some rainfall and typically 296 mm of rainfall in the month.

  • 30°C maximum daytime temperature in February in Penrhyn30
    30°C max day temperature
  • 17 days with some rainfall in February in Penrhyn17
    17 days with some rainfall
  • 24°C minimum night-time temperature in February in Penrhyn24
    24°C min night temperature
  • 12 hours of daylight per day in February in Penrhyn12
    12 hours of daylight per day
  • High heat & humidity in February in PenrhynH
    High heat & humidity
  • 296 mm monthly rainfall in February in Penrhyn296
    296 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in February in Penrhyn11
    11+ (Extreme) UV index
  • 29°C sea temperature in February in Penrhyn29
    29°C sea temperature

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Penrhyn weather in March

Expect daytime maximum temperatures of 31°C in Penrhyn, Cook Islands in March and very high heat and humidity based on long-term weather averages. There are 18 days with some rainfall and typically 263 mm of rainfall in the month.

  • 31°C maximum daytime temperature in March in Penrhyn31
    31°C max day temperature
  • 18 days with some rainfall in March in Penrhyn18
    18 days with some rainfall
  • 25°C minimum night-time temperature in March in Penrhyn25
    25°C min night temperature
  • 12 hours of daylight per day in March in Penrhyn12
    12 hours of daylight per day
  • Very high heat & humidity in March in PenrhynVH
    Very High heat & humidity
  • 263 mm monthly rainfall in March in Penrhyn263
    263 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in March in Penrhyn11
    11+ (Extreme) UV index
  • 29°C sea temperature in March in Penrhyn29
    29°C sea temperature

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Penrhyn weather in April

Expect daytime maximum temperatures of 31°C in Penrhyn, Cook Islands in April and very high heat and humidity based on long-term weather averages. There are 13 days with some rainfall and typically 180 mm of rainfall in the month.

  • 31°C maximum daytime temperature in April in Penrhyn31
    31°C max day temperature
  • 13 days with some rainfall in April in Penrhyn13
    13 days with some rainfall
  • 25°C minimum night-time temperature in April in Penrhyn25
    25°C min night temperature
  • 12 hours of daylight per day in April in Penrhyn12
    12 hours of daylight per day
  • Very high heat & humidity in April in PenrhynVH
    Very High heat & humidity
  • 180 mm monthly rainfall in April in Penrhyn180
    180 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in April in Penrhyn11
    11+ (Extreme) UV index
  • 29°C sea temperature in April in Penrhyn29
    29°C sea temperature

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Penrhyn weather in May

Expect daytime maximum temperatures of 31°C in Penrhyn, Cook Islands in May and very high heat and humidity based on long-term weather averages. There is typically152 mm of rainfall in the month.

  • 31°C maximum daytime temperature in May in Penrhyn31
    31°C max day temperature
  • 9 days with some rainfall in May in Penrhyn9
    9 days with some rainfall
  • 25°C minimum night-time temperature in May in Penrhyn25
    25°C min night temperature
  • 12 hours of daylight per day in May in Penrhyn12
    12 hours of daylight per day
  • Very high heat & humidity in May in PenrhynVH
    Very High heat & humidity
  • 152 mm monthly rainfall in May in Penrhyn152
    152 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in May in Penrhyn11
    11 (Extreme) UV index
  • 29°C sea temperature in May in Penrhyn29
    29°C sea temperature

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Penrhyn weather in June

Expect daytime maximum temperatures of 31°C in Penrhyn, Cook Islands in June and high heat and humidity based on long-term weather averages. There is typically165 mm of rainfall in the month.

  • 31°C maximum daytime temperature in June in Penrhyn31
    31°C max day temperature
  • 6 days with some rainfall in June in Penrhyn6
    6 days with some rainfall
  • 24°C minimum night-time temperature in June in Penrhyn24
    24°C min night temperature
  • 12 hours of daylight per day in June in Penrhyn12
    12 hours of daylight per day
  • High heat & humidity in June in PenrhynH
    High heat & humidity
  • 165 mm monthly rainfall in June in Penrhyn165
    165 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in June in Penrhyn9
    9 (Very High) UV index
  • 29°C sea temperature in June in Penrhyn29
    29°C sea temperature

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Penrhyn weather in July

Expect daytime maximum temperatures of 31°C in Penrhyn, Cook Islands in July and high heat and humidity based on long-term weather averages. There is typically124 mm of rainfall in the month.

  • 31°C maximum daytime temperature in July in Penrhyn31
    31°C max day temperature
  • 6 days with some rainfall in July in Penrhyn6
    6 days with some rainfall
  • 24°C minimum night-time temperature in July in Penrhyn24
    24°C min night temperature
  • 12 hours of daylight per day in July in Penrhyn12
    12 hours of daylight per day
  • High heat & humidity in July in PenrhynH
    High heat & humidity
  • 124 mm monthly rainfall in July in Penrhyn124
    124 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in July in Penrhyn10
    10 (Very High) UV index
  • 29°C sea temperature in July in Penrhyn29
    29°C sea temperature

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Penrhyn weather in August

Expect daytime maximum temperatures of 30°C in Penrhyn, Cook Islands in August and high heat and humidity based on long-term weather averages. There is typically161 mm of rainfall in the month.

  • 30°C maximum daytime temperature in August in Penrhyn30
    30°C max day temperature
  • 5 days with some rainfall in August in Penrhyn5
    5 days with some rainfall
  • 24°C minimum night-time temperature in August in Penrhyn24
    24°C min night temperature
  • 12 hours of daylight per day in August in Penrhyn12
    12 hours of daylight per day
  • High heat & humidity in August in PenrhynH
    High heat & humidity
  • 161 mm monthly rainfall in August in Penrhyn161
    161 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in August in Penrhyn11
    11 (Extreme) UV index
  • 28°C sea temperature in August in Penrhyn28
    28°C sea temperature

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Penrhyn weather in September

Expect daytime maximum temperatures of 31°C in Penrhyn, Cook Islands in September and high heat and humidity based on long-term weather averages. There is typically135 mm of rainfall in the month.

  • 31°C maximum daytime temperature in September in Penrhyn31
    31°C max day temperature
  • 6 days with some rainfall in September in Penrhyn6
    6 days with some rainfall
  • 24°C minimum night-time temperature in September in Penrhyn24
    24°C min night temperature
  • 12 hours of daylight per day in September in Penrhyn12
    12 hours of daylight per day
  • High heat & humidity in September in PenrhynH
    High heat & humidity
  • 135 mm monthly rainfall in September in Penrhyn135
    135 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Penrhyn11
    11+ (Extreme) UV index
  • 28°C sea temperature in September in Penrhyn28
    28°C sea temperature

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Penrhyn weather in October

Expect daytime maximum temperatures of 31°C in Penrhyn, Cook Islands in October and high heat and humidity based on long-term weather averages. There is typically143 mm of rainfall in the month.

  • 31°C maximum daytime temperature in October in Penrhyn31
    31°C max day temperature
  • 6 days with some rainfall in October in Penrhyn6
    6 days with some rainfall
  • 24°C minimum night-time temperature in October in Penrhyn24
    24°C min night temperature
  • 12 hours of daylight per day in October in Penrhyn12
    12 hours of daylight per day
  • High heat & humidity in October in PenrhynH
    High heat & humidity
  • 143 mm monthly rainfall in October in Penrhyn143
    143 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in October in Penrhyn11
    11+ (Extreme) UV index
  • 29°C sea temperature in October in Penrhyn29
    29°C sea temperature

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Penrhyn weather in November

Expect daytime maximum temperatures of 31°C in Penrhyn, Cook Islands in November and high heat and humidity based on long-term weather averages. There is typically174 mm of rainfall in the month.

  • 31°C maximum daytime temperature in November in Penrhyn31
    31°C max day temperature
  • 7 days with some rainfall in November in Penrhyn7
    7 days with some rainfall
  • 24°C minimum night-time temperature in November in Penrhyn24
    24°C min night temperature
  • 13 hours of daylight per day in November in Penrhyn13
    13 hours of daylight per day
  • High heat & humidity in November in PenrhynH
    High heat & humidity
  • 174 mm monthly rainfall in November in Penrhyn174
    174 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in November in Penrhyn11
    11+ (Extreme) UV index
  • 29°C sea temperature in November in Penrhyn29
    29°C sea temperature

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Penrhyn weather in December

Expect daytime maximum temperatures of 31°C in Penrhyn, Cook Islands in December and high heat and humidity based on long-term weather averages. There are 12 days with some rainfall and typically 242 mm of rainfall in the month.

  • 31°C maximum daytime temperature in December in Penrhyn31
    31°C max day temperature
  • 12 days with some rainfall in December in Penrhyn12
    12 days with some rainfall
  • 25°C minimum night-time temperature in December in Penrhyn25
    25°C min night temperature
  • 13 hours of daylight per day in December in Penrhyn13
    13 hours of daylight per day
  • High heat & humidity in December in PenrhynH
    High heat & humidity
  • 242 mm monthly rainfall in December in Penrhyn242
    242 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Penrhyn11
    11+ (Extreme) UV index
  • 29°C sea temperature in December in Penrhyn29
    29°C sea temperature

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More about the Penrhyn

Penrhyn by month

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

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The climate guide for Cook Islands (Penrhyn) 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.

Metric (°C / mm)  |  Imperial (°F / inches)

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Compare Penrhyn with the UK

Below the Penrhyn chart shows average maximum daytime temperature for Penrhyn, Cook Islands and the UK (London).

Maximum daytime temperature (°C)

Penrhyn, Cook Islands
UK (London)
31
7
30
7
31
10
31
13
31
17
31
20
31
22
30
22
31
19
31
15
31
10
31
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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