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Tanna Island Climate by Month

The graphs below provide an overview of the climate in Tanna Island (Tanna), Vanuatu. They present long-term patterns and averages of weather conditions over a 30-year period.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Forecast for Tanna Island

Fri   Oct 04
26°C | 17°C
SE 14 km/h
2 mm
partly cloudy and  chance of rain

partly cloudy and chance of rain

Sat   Oct 05
26°C | 18°C
SE 18 km/h
1.5 mm
partly cloudy and small chance of rain

partly cloudy and small chance of rain

Sun   Oct 06
28°C | 18°C
E 22 km/h
partly cloudy and no rain

partly cloudy and no rain

The best time of year to visit Tanna Island in Vanuatu

During the months of June, July, August and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:

  • When is the rainy season in Tanna Island?
    Rainy season in Tanna Island occurs in the months of January, February, March, April and December.
  • Which is the warmest month in Tanna Island?
    February has an average maximum temperature of 30°C and is the warmest month of the year.
  • Which is the coldest month in Tanna Island?
    The coldest month is August with an average maximum temperature of 25°C.
  • Which is the wettest month in Tanna Island?
    March tops the wettest month list with 249 mm of rainfall.
  • Which is the driest month in Tanna Island?
    August is the driest month with 83 mm of precipitation.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.