Alotau weather by month

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

Temperature in Alotau (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
30°C maximum daytime temperature in January in Alotau30
30°C maximum daytime temperature in February in Alotau30
29°C maximum daytime temperature in March in Alotau29
29°C maximum daytime temperature in April in Alotau29
28°C maximum daytime temperature in May in Alotau28
28°C maximum daytime temperature in June in Alotau28
27°C maximum daytime temperature in July in Alotau27
28°C maximum daytime temperature in August in Alotau28
29°C maximum daytime temperature in September in Alotau29
29°C maximum daytime temperature in October in Alotau29
30°C maximum daytime temperature in November in Alotau30
30°C maximum daytime temperature in December in Alotau30
Min temperature (night-time)
23°C minimum night-time temperature in January in Alotau23
23°C minimum night-time temperature in February in Alotau23
23°C minimum night-time temperature in March in Alotau23
23°C minimum night-time temperature in April in Alotau23
23°C minimum night-time temperature in May in Alotau23
22°C minimum night-time temperature in June in Alotau22
22°C minimum night-time temperature in July in Alotau22
21°C minimum night-time temperature in August in Alotau21
22°C minimum night-time temperature in September in Alotau22
22°C minimum night-time temperature in October in Alotau22
22°C minimum night-time temperature in November in Alotau22
23°C minimum night-time temperature in December in Alotau23
Heat & Humidity
High heat & humidity in January in AlotauH
Very high heat & humidity in February in AlotauVH
High heat & humidity in March in AlotauH
High heat & humidity in April in AlotauH
High heat & humidity in May in AlotauH
Moderate heat & humidity in June in AlotauM
Moderate heat & humidity in July in AlotauM
Moderate heat & humidity in August in AlotauM
Moderate heat & humidity in September in AlotauM
High heat & humidity in October in AlotauH
High heat & humidity in November in AlotauH
High heat & humidity in December in AlotauH
Sea temperature
29°C sea temperature in January in Alotau29
29°C sea temperature in February in Alotau29
29°C sea temperature in March in Alotau29
29°C sea temperature in April in Alotau29
28°C sea temperature in May in Alotau28
27°C sea temperature in June in Alotau27
26°C sea temperature in July in Alotau26
26°C sea temperature in August in Alotau26
26°C sea temperature in September in Alotau26
27°C sea temperature in October in Alotau27
28°C sea temperature in November in Alotau28
29°C sea temperature in December in Alotau29

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

Sunshine & Daylight in Alotau

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
13 hours of daylight per day in January in Alotau13
12 hours of daylight per day in February in Alotau12
12 hours of daylight per day in March in Alotau12
12 hours of daylight per day in April in Alotau12
12 hours of daylight per day in May in Alotau12
12 hours of daylight per day in June in Alotau12
12 hours of daylight per day in July in Alotau12
12 hours of daylight per day in August in Alotau12
12 hours of daylight per day in September in Alotau12
12 hours of daylight per day in October in Alotau12
13 hours of daylight per day in November in Alotau13
13 hours of daylight per day in December in Alotau13
UV Index (Maximum)
UV (maximum) index 11+ (Extreme) in January in Alotau11
UV (maximum) index 11+ (Extreme) in February in Alotau11
UV (maximum) index 11+ (Extreme) in March in Alotau11
UV (maximum) index 11+ (Extreme) in April in Alotau11
UV (maximum) index 10 (Very High) in May in Alotau10
UV (maximum) index 9 (Very High) in June in Alotau9
UV (maximum) index 10 (Very High) in July in Alotau10
UV (maximum) index 11 (Extreme) in August in Alotau11
UV (maximum) index 11+ (Extreme) in September in Alotau11
UV (maximum) index 11+ (Extreme) in October in Alotau11
UV (maximum) index 11+ (Extreme) in November in Alotau11
UV (maximum) index 11+ (Extreme) in December in Alotau11

Rainfall in Alotau

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
21 days with some rainfall in January in Alotau21
20 days with some rainfall in February in Alotau20
21 days with some rainfall in March in Alotau21
19 days with some rainfall in April in Alotau19
18 days with some rainfall in May in Alotau18
14 days with some rainfall in June in Alotau14
14 days with some rainfall in July in Alotau14
13 days with some rainfall in August in Alotau13
14 days with some rainfall in September in Alotau14
14 days with some rainfall in October in Alotau14
14 days with some rainfall in November in Alotau14
16 days with some rainfall in December in Alotau16
Average monthly rainfall (mm)
220 mm monthly rainfall in January in Alotau220
225 mm monthly rainfall in February in Alotau225
240 mm monthly rainfall in March in Alotau240
256 mm monthly rainfall in April in Alotau256
232 mm monthly rainfall in May in Alotau232
213 mm monthly rainfall in June in Alotau213
202 mm monthly rainfall in July in Alotau202
184 mm monthly rainfall in August in Alotau184
237 mm monthly rainfall in September in Alotau237
218 mm monthly rainfall in October in Alotau218
144 mm monthly rainfall in November in Alotau144
169 mm monthly rainfall in December in Alotau169

More about Alotau

Alotau by month

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

Recommended for Papua New Guinea

Wild Frontiers: Top deals on Papua New Guinea tours

  • Check out top deals on tours to Papua New Guinea
  • Explore places to visit & most popular itineraries
  • Filter deals by experience, duration, level & price
Go to Wild Frontiers deal >>

View all Wild Frontiers offers

Wild FrontiersTour deal finder

The climate guide for Papua New Guinea (Alotau) 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 Alotau?

Alotau has a hot tropical climate with no dry season.

Alotau weather in January

Expect daytime maximum temperatures of 30°C in Alotau in January and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 21 days with some rainfall and typically 220 mm of rainfall in the month.

  • 30°C maximum daytime temperature in January in Alotau30
    30°C max day temperature
  • 6 hours of sunshine per day
  • 21 days with some rainfall in January in Alotau21
    21 days with some rainfall
  • 23°C minimum night-time temperature in January in Alotau23
    23°C min night temperature
  • 13 hours of daylight per day in January in Alotau13
    13 hours of daylight per day
  • High heat & humidity in January in AlotauH
    High heat & humidity
  • 220 mm monthly rainfall in January in Alotau220
    220 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in January in Alotau11
    11+ (Extreme) UV index
  • 29°C sea temperature in January in Alotau29
    29°C sea temperature

Back to months

Alotau weather in February

Expect daytime maximum temperatures of 30°C in Alotau in February and very high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 20 days with some rainfall and typically 225 mm of rainfall in the month.

  • 30°C maximum daytime temperature in February in Alotau30
    30°C max day temperature
  • 6 hours of sunshine per day
  • 20 days with some rainfall in February in Alotau20
    20 days with some rainfall
  • 23°C minimum night-time temperature in February in Alotau23
    23°C min night temperature
  • 12 hours of daylight per day in February in Alotau12
    12 hours of daylight per day
  • Very high heat & humidity in February in AlotauVH
    Very High heat & humidity
  • 225 mm monthly rainfall in February in Alotau225
    225 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in February in Alotau11
    11+ (Extreme) UV index
  • 29°C sea temperature in February in Alotau29
    29°C sea temperature

Back to months

Alotau weather in March

Expect daytime maximum temperatures of 29°C in Alotau in March and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 21 days with some rainfall and typically 240 mm of rainfall in the month.

  • 29°C maximum daytime temperature in March in Alotau29
    29°C max day temperature
  • 6 hours of sunshine per day
  • 21 days with some rainfall in March in Alotau21
    21 days with some rainfall
  • 23°C minimum night-time temperature in March in Alotau23
    23°C min night temperature
  • 12 hours of daylight per day in March in Alotau12
    12 hours of daylight per day
  • High heat & humidity in March in AlotauH
    High heat & humidity
  • 240 mm monthly rainfall in March in Alotau240
    240 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in March in Alotau11
    11+ (Extreme) UV index
  • 29°C sea temperature in March in Alotau29
    29°C sea temperature

Back to months

Alotau weather in April

Expect daytime maximum temperatures of 29°C in Alotau in April and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 19 days with some rainfall and typically 256 mm of rainfall in the month.

  • 29°C maximum daytime temperature in April in Alotau29
    29°C max day temperature
  • 6 hours of sunshine per day
  • 19 days with some rainfall in April in Alotau19
    19 days with some rainfall
  • 23°C minimum night-time temperature in April in Alotau23
    23°C min night temperature
  • 12 hours of daylight per day in April in Alotau12
    12 hours of daylight per day
  • High heat & humidity in April in AlotauH
    High heat & humidity
  • 256 mm monthly rainfall in April in Alotau256
    256 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in April in Alotau11
    11+ (Extreme) UV index
  • 29°C sea temperature in April in Alotau29
    29°C sea temperature

Back to months

Alotau weather in May

Expect daytime maximum temperatures of 28°C in Alotau in May and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 18 days with some rainfall and typically 232 mm of rainfall in the month.

  • 28°C maximum daytime temperature in May in Alotau28
    28°C max day temperature
  • 6 hours of sunshine per day
  • 18 days with some rainfall in May in Alotau18
    18 days with some rainfall
  • 23°C minimum night-time temperature in May in Alotau23
    23°C min night temperature
  • 12 hours of daylight per day in May in Alotau12
    12 hours of daylight per day
  • High heat & humidity in May in AlotauH
    High heat & humidity
  • 232 mm monthly rainfall in May in Alotau232
    232 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in May in Alotau10
    10 (Very High) UV index
  • 28°C sea temperature in May in Alotau28
    28°C sea temperature

Back to months

Alotau weather in June

Expect daytime maximum temperatures of 28°C in Alotau in June based on long-term weather averages. There are 6 hours of sunshine per day on average with 14 days with some rainfall and typically 213 mm of rainfall in the month.

  • 28°C maximum daytime temperature in June in Alotau28
    28°C max day temperature
  • 6 hours of sunshine per day
  • 14 days with some rainfall in June in Alotau14
    14 days with some rainfall
  • 22°C minimum night-time temperature in June in Alotau22
    22°C min night temperature
  • 12 hours of daylight per day in June in Alotau12
    12 hours of daylight per day
  • Moderate heat & humidity in June in AlotauM
    Moderate heat & humidity
  • 213 mm monthly rainfall in June in Alotau213
    213 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in June in Alotau9
    9 (Very High) UV index
  • 27°C sea temperature in June in Alotau27
    27°C sea temperature

Back to months

Alotau weather in July

Expect daytime maximum temperatures of 27°C in Alotau in July based on long-term weather averages. There are 6 hours of sunshine per day on average with 14 days with some rainfall and typically 202 mm of rainfall in the month.

  • 27°C maximum daytime temperature in July in Alotau27
    27°C max day temperature
  • 6 hours of sunshine per day
  • 14 days with some rainfall in July in Alotau14
    14 days with some rainfall
  • 22°C minimum night-time temperature in July in Alotau22
    22°C min night temperature
  • 12 hours of daylight per day in July in Alotau12
    12 hours of daylight per day
  • Moderate heat & humidity in July in AlotauM
    Moderate heat & humidity
  • 202 mm monthly rainfall in July in Alotau202
    202 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in July in Alotau10
    10 (Very High) UV index
  • 26°C sea temperature in July in Alotau26
    26°C sea temperature

Back to months

Alotau weather in August

Expect daytime maximum temperatures of 28°C in Alotau in August based on long-term weather averages. There are 6 hours of sunshine per day on average with 13 days with some rainfall and typically 184 mm of rainfall in the month.

  • 28°C maximum daytime temperature in August in Alotau28
    28°C max day temperature
  • 6 hours of sunshine per day
  • 13 days with some rainfall in August in Alotau13
    13 days with some rainfall
  • 21°C minimum night-time temperature in August in Alotau21
    21°C min night temperature
  • 12 hours of daylight per day in August in Alotau12
    12 hours of daylight per day
  • Moderate heat & humidity in August in AlotauM
    Moderate heat & humidity
  • 184 mm monthly rainfall in August in Alotau184
    184 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in August in Alotau11
    11 (Extreme) UV index
  • 26°C sea temperature in August in Alotau26
    26°C sea temperature

Back to months

Alotau weather in September

Expect daytime maximum temperatures of 29°C in Alotau in September based on long-term weather averages. There are 7 hours of sunshine per day on average with 14 days with some rainfall and typically 237 mm of rainfall in the month.

  • 29°C maximum daytime temperature in September in Alotau29
    29°C max day temperature
  • 7 hours of sunshine per day
  • 14 days with some rainfall in September in Alotau14
    14 days with some rainfall
  • 22°C minimum night-time temperature in September in Alotau22
    22°C min night temperature
  • 12 hours of daylight per day in September in Alotau12
    12 hours of daylight per day
  • Moderate heat & humidity in September in AlotauM
    Moderate heat & humidity
  • 237 mm monthly rainfall in September in Alotau237
    237 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in September in Alotau11
    11+ (Extreme) UV index
  • 26°C sea temperature in September in Alotau26
    26°C sea temperature

Back to months

Alotau weather in October

Expect daytime maximum temperatures of 29°C in Alotau in October 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 218 mm of rainfall in the month.

  • 29°C maximum daytime temperature in October in Alotau29
    29°C max day temperature
  • 7 hours of sunshine per day
  • 14 days with some rainfall in October in Alotau14
    14 days with some rainfall
  • 22°C minimum night-time temperature in October in Alotau22
    22°C min night temperature
  • 12 hours of daylight per day in October in Alotau12
    12 hours of daylight per day
  • High heat & humidity in October in AlotauH
    High heat & humidity
  • 218 mm monthly rainfall in October in Alotau218
    218 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in October in Alotau11
    11+ (Extreme) UV index
  • 27°C sea temperature in October in Alotau27
    27°C sea temperature

Back to months

Alotau weather in November

Expect daytime maximum temperatures of 30°C in Alotau in November 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 144 mm of rainfall in the month.

  • 30°C maximum daytime temperature in November in Alotau30
    30°C max day temperature
  • 7 hours of sunshine per day
  • 14 days with some rainfall in November in Alotau14
    14 days with some rainfall
  • 22°C minimum night-time temperature in November in Alotau22
    22°C min night temperature
  • 13 hours of daylight per day in November in Alotau13
    13 hours of daylight per day
  • High heat & humidity in November in AlotauH
    High heat & humidity
  • 144 mm monthly rainfall in November in Alotau144
    144 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in November in Alotau11
    11+ (Extreme) UV index
  • 28°C sea temperature in November in Alotau28
    28°C sea temperature

Back to months

Alotau weather in December

Expect daytime maximum temperatures of 30°C in Alotau in December and high heat and humidity based on long-term weather averages. There are 6 hours of sunshine per day on average with 16 days with some rainfall and typically 169 mm of rainfall in the month.

  • 30°C maximum daytime temperature in December in Alotau30
    30°C max day temperature
  • 6 hours of sunshine per day
  • 16 days with some rainfall in December in Alotau16
    16 days with some rainfall
  • 23°C minimum night-time temperature in December in Alotau23
    23°C min night temperature
  • 13 hours of daylight per day in December in Alotau13
    13 hours of daylight per day
  • High heat & humidity in December in AlotauH
    High heat & humidity
  • 169 mm monthly rainfall in December in Alotau169
    169 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in December in Alotau11
    11+ (Extreme) UV index
  • 29°C sea temperature in December in Alotau29
    29°C sea temperature

Back to months

More about Alotau

Alotau by month

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

Recommended for Papua New Guinea

Wild Frontiers: Top deals on Papua New Guinea tours

  • Check out top deals on tours to Papua New Guinea
  • Explore places to visit & most popular itineraries
  • Filter deals by experience, duration, level & price
Go to Wild Frontiers deal >>

View all Wild Frontiers offers

Wild FrontiersTour deal finder

The climate guide for Papua New Guinea (Alotau) 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)

Back to top

Tropical storm risk: Alotau, Papua New Guinea cyclone season

% of month affected by tropical storms
0
0
<1%
1.4%
<1%
0
0
0
0
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

TUI: up to 7% off holidays booked online

  • Book online with TUI & save up to 7% on holidays
  • FREE child places available for select holidays
  • Pay £0 deposits with direct debit & spread the cost
Go to TUI deal >>

View all TUI offers

TUITUI deal finder

Back to top

Compare Alotau with the UK

Below the Alotau chart shows average maximum daytime temperature for Alotau, Papua New Guinea and the UK (London).

Maximum daytime temperature (°C)

Alotau, Papua New Guinea
UK (London)
30
7
30
7
29
10
29
13
28
17
28
20
27
22
28
22
29
19
29
15
30
10
30
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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

Compare more Alotau weather >>

Back to top

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^