Tonga weather live forecast

Today's maximum temperature in Tonga is expected to be 30°C. Select a day from the live weather forecast for Tonga (Nuku'alofa) for more weather parameters.

Sunday
18th Jan
30

25

6

11
Monday
19th Jan
30

25

6

11
Tuesday
20th Jan
30

25

7

11
Wednesday
21st Jan
30

25

6

11
Thursday
22nd Jan
30

25

8

11

5-day weather forecast updated at 04:02 on Saturday 17th January 2026 GMT

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Recommended for Tonga

The 5-day weather forecast for Tonga (Nuku'alofa) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Top Tonga destinations

Below are temperatures expected today at popular countries, regions and places in Tonga. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

30
Nuku'alofa
30
Vava'u

All Tonga destinations

Tonga weather forecast by day

Below are the detailed weather forecasts for Tonga for the next 5 days. The forecasts shown are for Nuku'alofa and may not represent the whole of Tonga. Browse more destinations in Tonga to view more weather forecasts.

Tonga weather for Sunday 18th January 2026

Expect isolated thunderstorms in Tonga with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 48% chance of some rain and a light breeze of 9 kph from the north.

30
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
48
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
9
kph wind from N

Tonga weather for Monday 19th January 2026

Expect isolated thunderstorms in Tonga with a maximum temperature of 30°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 50% chance of some rain and a light breeze of 8 kph from the north-east.

30
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
50
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
8
kph wind from NE

Tonga weather for Tuesday 20th January 2026

Expect isolated thunderstorms in Tonga with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 46% chance of some rain and little or no wind of 6 kph from the north.

30
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
46
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
6
kph wind from N

Tonga weather for Wednesday 21st January 2026

Expect isolated thunderstorms in Tonga with a maximum temperature of 30°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 45% chance of some rain and a light breeze of 9 kph from the west.

30
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
11
UV index (Extreme)
45
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
9
kph wind from W

Tonga weather for Thursday 22nd January 2026

Expect isolated thunderstorms in Tonga with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 45% chance of some rain and a light breeze of 12 kph from the south-west.