Tanna weather in October 2025

Expect 25°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Tanna in October. Check more long-term weather averages for Tanna in October before you book your next holiday to Vanuatu in 2025/2026.

  • 25°C maximum daytime temperature in October in Tanna25
    25°C max day temperature
  • 7 hours of sunshine per day
  • 15 days with some rainfall in October in Tanna15
    15 days with some rainfall
  • 18°C minimum night-time temperature in October in Tanna18
    18°C min night temperature
  • 13 hours of daylight per day in October in Tanna13
    13 hours of daylight per day
  • Low heat & humidity in October in TannaL
    Low heat & humidity
  • 109 mm monthly rainfall in October in Tanna109
    109 mm of monthly rainfall
  • UV (maximum) index 11+ (Extreme) in October in Tanna11
    11+ (Extreme) UV index
  • 25°C sea temperature in October in Tanna25
    25°C sea temperature

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The October 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 / mm)  |  Imperial (°F / inches)

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How hot is it in Tanna in October?

Daytime temperatures usually reach 25°C in Tanna in October with low heat and humidity, falling to 18°C at night.

How sunny is it in Tanna in October?

There are normally 7 hours of bright sunshine each day in Tanna in October - that's 58% of daylight hours.

How warm is the sea around Tanna in October?

The average sea temperature around Tanna in October is 25°C.

Does it rain in Tanna in October?

There are usually 15 days with some rain in Tanna in October and the average monthly rainfall is 109mm.

Tanna October sunrise & sunset times

Browse the sunrise and sunset times for Tanna in October 2025. Select a month to view Tanna sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 05:25 17:41
Thursday, 16th October 2025 05:13 17:45
Friday, 31st October 2025 05:03 17:51

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