Alotau weather live forecast

Today's maximum temperature in Alotau is expected to be 31°C. Select a day from the live weather forecast for Alotau, Papua New Guinea for more weather parameters.

Saturday
20th Dec
31

27

6

11
Sunday
21st Dec
31

27

6

11
Monday
22nd Dec
31

27

5

9
Tuesday
23rd Dec
31

27

6

11
Wednesday
24th Dec
31

27

6

11

5-day weather forecast updated at 04:02 on Friday 19th December 2025 GMT

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The 5-day weather forecast for Papua New Guinea (Alotau) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Alotau weather forecast by day

Below are the detailed weather forecasts for Alotau for the next 5 days.

Alotau weather for Saturday 20th December 2025

Expect isolated thunderstorms in Alotau, Papua New Guinea with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 47% chance of some rain and a light breeze of 8 kph from the north-east.

31
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
47
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
8
kph wind from NE

Alotau weather for Sunday 21st December 2025

Expect isolated thunderstorms in Alotau, Papua New Guinea with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 67% chance of some rain and a light breeze of 8 kph from the north.

31
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
67
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
8
kph wind from N

Alotau weather for Monday 22nd December 2025

Expect isolated thunderstorms in Alotau, Papua New Guinea with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 85% chance of some rain and little or no wind of 5 kph from the north.

31
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
9
UV index (Very High)
85
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
5
kph wind from N

Alotau weather for Tuesday 23rd December 2025

Expect isolated thunderstorms in Alotau, Papua New Guinea with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 71% chance of some rain and a light breeze of 11 kph from the north.

31
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
71
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
11
kph wind from N

Alotau weather for Wednesday 24th December 2025

Expect isolated thunderstorms in Alotau, Papua New Guinea with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 64% chance of some rain and a light breeze of 7 kph from the north.