Alotau weather live forecast

Today's maximum temperature in Alotau is expected to be 26°C. Select a day from the live weather forecast for Alotau, Papua New Guinea for more weather parameters.

Friday
18th Sep
26

23

5

11
Saturday
19th Sep
27

23

5

5
Sunday
20th Sep
27

23

5

6
Monday
21st Sep
27

23

4

7
Tuesday
22nd Sep
27

23

5

11

5-day weather forecast updated at 04:01 on Thursday 17th September 2026 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 Friday 18th September 2026

Expect sunshine and showers in Alotau, Papua New Guinea with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 43% chance of some rain and a moderate breeze of 23 kph from the south-east.

26
°C maximum temperature
23
°C minimum temperature
sunshine and showers
5
hours of sunshine
11
UV index (Extreme)
43
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
23
kph wind from SE

Alotau weather for Saturday 19th September 2026

Expect sunshine and showers in Alotau, Papua New Guinea with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 34% chance of some rain and a moderate breeze of 25 kph from the south-east.

27
°C maximum temperature
23
°C minimum temperature
sunshine and showers
5
hours of sunshine
5
UV index (Moderate)
34
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
25
kph wind from SE

Alotau weather for Sunday 20th September 2026

Expect broken clouds in Alotau, Papua New Guinea with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the south-east.

27
°C maximum temperature
23
°C minimum temperature
broken clouds
5
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
22
kph wind from SE

Alotau weather for Monday 21st September 2026

Expect broken clouds in Alotau, Papua New Guinea with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the south-east.

27
°C maximum temperature
23
°C minimum temperature
broken clouds
4
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
20
kph wind from SE

Alotau weather for Tuesday 22nd September 2026

Expect broken clouds in Alotau, Papua New Guinea with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south-east.