Tanna weather in September 2026
Expect daytime maximum temperatures of 75°F in Tanna, Vanuatu in September based on long-term weather averages. There are 7 hours of sunshine per day on average with 15 days with some rainfall and typically 4.9 inches of rainfall in the month.
- 75°F max day temperature
75 - 7 hours of sunshine per day
- 15 days with some rainfall
15 - 61°F min night temperature
61 - 12 hours of daylight per day
12 - Low heat & humidity
L - 4.9 inches of monthly rainfall
4.9 - 11 (Extreme) UV index
11 - 75°F sea temperature
75
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Recommended for Vanuatu
The September weather guide for Vanuatu (Tanna) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Metric (°C) | Imperial (°F)
How hot is it in Tanna in September?
Daytime temperatures usually reach 81°F in Tanna in September with low heat and humidity, falling to 66°F at night.
How sunny is it in Tanna in September?
There are normally 7 hours of bright sunshine each day in Tanna in September - that's 59% of daylight hours.
How warm is the sea around Tanna in September?
The average sea temperature around Tanna in September is 79°F.
Does it rain in Tanna in September?
There are usually 13 days with some rain in Tanna in September and the average monthly rainfall is 4.8 inches.
Tanna September sunrise & sunset times
Browse the sunrise and sunset times for Tanna in September 2026. Select a month to view Tanna sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
| Date | Sunrise times | Sunset times |
|---|---|---|
| Tuesday, 1st September 2026 | 05:52 | 17:35 |
| Tuesday, 15th September 2026 | 05:40 | 17:38 |
| Wednesday, 30th September 2026 | 05:26 | 17:41 |
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