Tonga weather live forecast

Today's maximum temperature in Tonga is expected to be 28°C. Select a day from the live weather forecast for Tonga (Nuku'alofa) for more weather parameters.

Saturday
13th Dec
28

24

7

11
Sunday
14th Dec
28

25

4

10
Monday
15th Dec
27

23

0

4
Tuesday
16th Dec
28

24

8

11
Wednesday
17th Dec
28

24

7

11

5-day weather forecast updated at 04:01 on Friday 12th December 2025 GMT

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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.

28
Nuku'alofa
28
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 Saturday 13th December 2025

Expect isolated thunderstorms in Tonga with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 46% chance of some rain and a light breeze of 9 kph from the north-east.

28
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
46
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
9
kph wind from NE

Tonga weather for Sunday 14th December 2025

Expect isolated thunderstorms in Tonga with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 10 (Very High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 61% chance of some rain and a gentle breeze of 14 kph from the east.

28
°C maximum temperature
25
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
10
UV index (Very High)
61
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
14
kph wind from E

Tonga weather for Monday 15th December 2025

Expect isolated thunderstorms in Tonga with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 89% chance of some rain and a gentle breeze of 15 kph from the east.

27
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
4
UV index (Moderate)
89
% chance of some rain
<30
mm of rainfall expected
L
low heat & humidity
15
kph wind from E

Tonga weather for Tuesday 16th December 2025

Expect isolated thunderstorms in Tonga with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 8 hours of bright sunshine. There are 20-30 mm of rainfall expected with 71% chance of some rain and a gentle breeze of 16 kph from the east.

28
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
11
UV index (Extreme)
71
% chance of some rain
<30
mm of rainfall expected
L
low heat & humidity
16
kph wind from E

Tonga weather for Wednesday 17th December 2025

Expect isolated thunderstorms in Tonga with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 11 (Extreme) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 55% chance of some rain and a gentle breeze of 18 kph from the east.