Avarua District
Cook Islands
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Avarua District, Cook Islands

Aerial view of the coastal Avarua District in the Cook Islands, with clear calm waters and mountains
Aerial view of the coastal Avarua District in the Cook Islands, with clear calm waters and mountains
May, the last month of the autumn, in Avarua District, is another warm month, with average temperature fluctuating between 27°C (80.6°F) and 21°C (69.8°F).

Temperature

In Avarua District, the average high-temperature in May is almost the same as in April - a still moderately hot 27°C (80.6°F). The average low-temperature, is 21°C (69.8°F).

Rainfall

In Avarua District, during 9 rainfall days, 205mm (8.1") of precipitation is typically accumulated. In Avarua District, Cook Islands, during the entire year, the rain falls for 114 days and collects up to 2190mm (86.2") of precipitation.

Sea temperature

In Avarua District, the average seawater temperature is 25.9°C (78.6°F).
Note: For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

Daylight

The average length of the day in Avarua District is 11.1h.

Sunshine

The average sunshine in Avarua District is 9h.

UV index

The average daily maximum UV index in Avarua District, Cook Islands, is 7. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 7 interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. 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 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. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in May in Avarua District?

In May, the average high-temperature is 27°C (80.6°F), and the average low-temperature is 21°C (69.8°F).

How many days does it rain in May in Avarua District?

In Avarua District, Cook Islands, in May, during 9 rainfall days, 205mm (8.1") of precipitation is typically accumulated.

What is the sea water temperature in May in Avarua District?

In Avarua District, in May, the average water temperature is 25.9°C (78.6°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

How many hours of daylight does Avarua District have in May?

In Avarua District, Cook Islands, the average length of the day in May is 11.1h.

How many hours of sunshine does Avarua District have in May?

The average sunshine in May in Avarua District, Cook Islands, is 9h.

What is the UV index intensity in May in Avarua District?

In Avarua District, Cook Islands, the average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to the Sun's UV rays.
Average temperature in May - Avarua District, Cook Islands
  • Average high temperature in May: 27°C

Warmest months (with the highest average high temperature) are February and March (29°C).
Months with the lowest average high temperature are July and August (25°C).

  • Average low temperature in May: 21°C

Months with the highest average low temperature are January, February and March (23°C).
Coldest months (with the lowest average low temperature) are July, August and September (19°C).

Average rainfall in May - Avarua District, Cook Islands
  • Average rainfall in May: 205mm

The wettest month (with the highest rainfall) is January (267mm).
The driest month (with the lowest rainfall) is July (102mm).

Average rainfall days in May - Avarua District, Cook Islands
  • Average rainfall days in May: 9 days

Months with the highest number of rainy days are January, February and March (17 days).
The month with the lowest number of rainy days is August (3 days).

Average sea temperature in May - Avarua District, Cook Islands
  • Average sea temperature in May: 25.9°C

The best month for swimming (with the highest average sea temperature) is February (27.8°C).
Coldest months (with the lowest average sea temperature) are August and September (24.5°C).

Average daylight in May / Average sunshine in May - Avarua District, Cook Islands
  • Average daylight in May: 11.1h

The month with the longest days is December (Average daylight: 13.4h).
The month with shortest days is June (Average daylight: 10.9h).

  • Average sunshine in May: 9h

Months with most sunshine are January, February and March (Average sunshine: 17h).
The month with least sunshine is August (Average sunshine: 3h).

Average UV index in May - Avarua District, Cook Islands
  • Average UV index in May: 7

Months with the highest UV index are January, February, March, October, November and December (UV index 12).
Months with the lowest UV index are June and July (UV index 6).