May weather forecast
Tanna, Vanuatu

Weather in May

The last month of the autumn, May, is also a moderately hot month in Tanna, Vanuatu, with an average temperature fluctuating between 18°C (64.4°F) and 25°C (77°F).

Temperature

In May, the average high-temperature is practically the same as in April - a still moderately hot 25°C (77°F). In Tanna, Vanuatu, the average low-temperature is 18°C (64.4°F).

Rainfall

In Tanna, during 19 rainfall days, 181mm (7.13") of precipitation is typically accumulated. Throughout the year, in Tanna, Vanuatu, there are 213 rainfall days, and 2435mm (95.87") of precipitation is accumulated.

Sea temperature

In Tanna, the average water temperature is 26°C (78.8°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

Daylight

The average length of the day in May in Tanna is 11h and 12min.
On the first day of the month, sunrise is at 05:57 and sunset at 17:21. On the last day of May, sunrise is at 06:09 and sunset at 17:11 +11.

Sunshine

In May, the average sunshine in Tanna is 6h.

UV index

In May, the average daily maximum UV index is 8. A UV Index reading of 8 to 10 represents a very high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 8 in May interpret into the following advice:
Take special precautions, as unprotected eyes and skin can be burned and damaged quickly. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.
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FAQ

How many days does it rain in May in Tanna?

In Tanna, Vanuatu, during May, the rain falls for 19 days and regularly aggregates up to 181mm (7.13") of precipitation.

What is the water temperature in May in Tanna?

In Tanna, the average seawater temperature in May is 26°C (78.8°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

What is the average length of the day in May in Tanna?

In Tanna, Vanuatu, the average day length in May is 11h and 12min.

What time are sunrise and sunset in May in Tanna?

On the first day of May in Tanna, sunrise is at 05:57 and sunset at 17:21. On the last day of the month, sunrise is at 06:09 and sunset at 17:11 +11.

How long on average sun shines in May in Tanna?

The average sunshine duration in May is 6h.

What is the UV index reading in May in Tanna?

In Tanna, the average daily maximum UV index in May is 8. A UV Index estimate of 8 to 10 represents a very high hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average rainfall days
Average sunshine
Average UV index

Average temperature in May
Tanna, Vanuatu

Average temperature in May - Tanna, Vanuatu
  • Average high temperature in May: 25°C

The warmest month (with the highest average high temperature) is February (29°C).
The months with the lowest average high temperature are July, August and September (24°C).

  • Average low temperature in May: 18°C

The months with the highest average low temperature are January, February and March (21°C).
The coldest months (with the lowest average low temperature) are July, August and September (16°C).

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Average rainfall in May
Tanna, Vanuatu

Average rainfall in May - Tanna, Vanuatu
  • Average rainfall in May: 181mm

The wettest month (with the highest rainfall) is March (355mm).
The driest month (with the least rainfall) is October (109mm).

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Average rainfall days in May
Tanna, Vanuatu

Average rainfall days in May - Tanna, Vanuatu
  • Average rainfall days in May: 19 days

The month with the highest number of rainy days is March (22 days).
The months with the least rainy days are September and October (15 days).

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Average sea temperature in May
Tanna, Vanuatu

Average sea temperature in May - Tanna, Vanuatu
  • Average sea temperature in May: 26°C

The best months for swimming (with the highest average sea temperature) are January, February and March (28°C).
The coldest months (with the lowest average sea temperature) are August and September (24°C).

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Average daylight in May /
Average sunshine in May
Tanna, Vanuatu

Average daylight in May / Average sunshine in May - Tanna, Vanuatu
  • Average daylight in May: 11h and 12min

The month with the longest days is December (Average daylight: 13h and 17min).
The month with the shortest days is June (Average daylight: 10h and 58min).

  • Average sunshine in May: 6h

The months with the most sunshine are January, February, September, October, November and December (Average sunshine: 7h).
The month with the least sunshine is June (Average sunshine: 5h).

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Average UV index in May
Tanna, Vanuatu

Average UV index in May - Tanna, Vanuatu
  • Average UV index in May: 8

The months with the highest UV index are January, February, March, October, November and December (UV index 12).
The month with the lowest UV index is June (UV index 6).

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