Best year time to visit Tonga

General weather information about Tonga

Average annual temperature is 2.1 °C

Absolute maximum temperature: 30.2 °C

Absolute minimum temperature: -37.3 °C

Number of sunny days: 159 days

Number of rainy days: 129 days

Number of snow days: 77 days

Look at detailed online map of Tonga

* Weather data for Tonga Russia is based on climate observations for 2026 year

Tonga air temperature forecast for each month

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Absolute maximum temperature (°C)	-0.5	0.5	9.0	19.8	30.2	25.9	29.1	29.1	21.0	14.8	4.9	2.4
Average daytime temperature (°C)	-11.1	-7.5	0.1	7.3	19.0	17.7	23.3	20.3	16.3	5.1	-3.1	-12.5
Average temperature (°C)	-13.4	-11.1	-4.0	1.5	12.5	13.0	18.3	15.6	11.2	2.2	-6.0	-15.7
Average night temperature (°C)	-15.8	-15.0	-8.8	-4.8	4.5	7.0	12.1	10.3	5.3	-1.1	-9.5	-19.7
Absolute minimum temperature (°C)	-31.0	-25.1	-19.7	-13.8	-4.2	3.7	9.4	2.6	0.4	-8.4	-23.6	-37.3

Tonga monthly weather indicators

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Daylight maximum duration (h)	7.0	10.0	13.0	15.0	18.0	19.0	18.0	16.0	14.0	11.0	8.0	6.0
Daylight mean duration (h)	6.8	9.1	11.8	14.6	17.3	18.8	18.1	15.6	12.9	10.1	7.5	5.9
Daylight minimum duration (h)	5.0	7.0	10.0	13.0	16.0	18.0	17.0	14.0	11.0	8.0	6.0	5.0
Sunshine mean duration (h)	1.8	4.4	5.6	10.0	12.2	13.2	12.1	11.1	9.0	4.7	1.6	0.8
Precipitation (mm)	16	20	55	24	23	49	127	68	22	28	67	44
Sunny days	16	15	10	18	16	13	10	9	19	10	11	12
Rainy days	1	2	10	8	13	17	21	22	11	13	6	5
Snow days	14	11	11	4	2	0	0	0	0	8	13	14

Tonga - weather forecast by months

Tonga weather in january Tonga weather in february Tonga weather in march Tonga weather in april Tonga weather in may Tonga weather in june Tonga weather in july Tonga weather in august Tonga weather in september Tonga weather in october Tonga weather in november Tonga weather in december

Best time to visit Tonga:

The best time to visit Tonga during the most sunny months:

April — 10.0(h)
May — 12.2(h)
June — 13.2(h)
July — 12.1(h)
August — 11.1(h)

Months with the longest average daylight duration in Tonga:

May — 17.3(h)
June — 18.8(h)
July — 18.1(h)
August — 15.6(h)

The largest precipitation sum in Tonga is at

July — 127(mm)

August — 68(mm)

November — 67(mm)

Weather forecast in the closest to Tonga admin centers

Weather forecast in the closest towns to Tonga