Tonga weather live forecast

Today's maximum temperature in Tonga is expected to be 27°C. Select a day from the live weather forecast for Tonga (Nuku'alofa) for more weather parameters.

Monday
15th Dec
27

24

0

11
Tuesday
16th Dec
27

24

7

11
Wednesday
17th Dec
28

24

6

11
Thursday
18th Dec
28

24

4

11
Friday
19th Dec
28

24

5

11

5-day weather forecast updated at 04:01 on Sunday 14th 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
Vava'u
27
Nuku'alofa

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 Monday 15th December 2025

Expect isolated thunderstorms in Tonga with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 11 (Extreme) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 84% chance of some rain and a gentle breeze of 18 kph from the east.

27
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
11
UV index (Extreme)
84
% chance of some rain
<30
mm of rainfall expected
L
low heat & humidity
18
kph wind from E

Tonga weather for Tuesday 16th December 2025

Expect isolated thunderstorms in Tonga with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 11+ (Extreme) and 7 hours of bright sunshine. There are 2-5 mm of rainfall expected with 34% chance of some rain and a gentle breeze of 19 kph from the south-east.

27
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
11
UV index (Extreme)
34
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
19
kph wind from SE

Tonga weather for Wednesday 17th December 2025

Expect broken clouds in Tonga with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the east.

28
°C maximum temperature
24
°C minimum temperature
broken clouds
6
hours of sunshine
11
UV index (Extreme)
0
mm of rainfall expected
L
low heat & humidity
20
kph wind from E

Tonga weather for Thursday 18th 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 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 49% chance of some rain and a gentle breeze of 16 kph from the east.

28
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
11
UV index (Extreme)
49
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
16
kph wind from E

Tonga weather for Friday 19th 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 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 41% chance of some rain and a light breeze of 12 kph from the east.