Arutanga
Cook Islands
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Arutanga, Cook Islands

May, the last month of the autumn, in Arutanga, is another warm month, with average temperature varying between 28°C (82.4°F) and 22°C (71.6°F).

Temperature

In Arutanga, the average high-temperature is almost the same as in April - a still moderately hot 28°C (82.4°F). In Arutanga, Cook Islands, in May, the average low-temperature is 22°C (71.6°F).

Rainfall

In Arutanga, in May, it is raining for 9 days, with typically 174mm (6.9") of accumulated precipitation. Throughout the year, in Arutanga, there are 114 rainfall days, and 1984mm (78.1") of precipitation is accumulated.

Sea temperature

In Arutanga, the average seawater temperature is 27°C (80.6°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

In Arutanga, the average length of the day in May is 11.2h.

Sunshine

The average sunshine in May is 9h.

UV index

The average daily maximum UV index in Arutanga, Cook Islands, is 8. A UV Index estimate of 8 to 10 represents a very high health vulnerability from the exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 8 in May interpret into the following advice:
Take extra precautions. Protection against sun damage is required. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What is the temperature in May in Arutanga?

In Arutanga, in May, the average high-temperature is 28°C (82.4°F), and the average low-temperature is 22°C (71.6°F).

How many days does it rain in May in Arutanga?

In Arutanga, during May, the rain falls for 9 days and regularly aggregates up to 174mm (6.9") of precipitation.

What is the water temperature in May in Arutanga?

In Arutanga, Cook Islands, in May, the average water temperature is 27°C (80.6°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.

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

In Arutanga, Cook Islands, the average length of the day in May is 11.2h.

How long on average sun shines in May in Arutanga?

In May, the average sunshine is 9h.

How high is the UV index in May in Arutanga?

In Arutanga, the average daily maximum UV index in May is 8. A UV Index value of 8 to 10 symbolizes a very high hazard to health from the exposure to the Sun's UV radiation.
Average temperature in May - Arutanga, Cook Islands
  • Average high temperature in May: 28°C

Warmest months (with the highest average high temperature) are January, February and March (30°C).
Months with the lowest average high temperature are July and August (27°C).

  • Average low temperature in May: 22°C

Months with the highest average low temperature are January, February and March (24°C).
Coldest months (with the lowest average low temperature) are July, August and September (21°C).

Average rainfall in May - Arutanga, Cook Islands
  • Average rainfall in May: 174mm

The wettest month (with the highest rainfall) is January (251mm).
The driest month (with the lowest rainfall) is July (81mm).

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

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

Average sea temperature in May - Arutanga, Cook Islands
  • Average sea temperature in May: 27°C

Best months for swimming (with the highest average sea temperature) are January, February, March and April (28°C).
Coldest months (with the lowest average sea temperature) are July, August, September and October (26°C).

Average daylight in May / Average sunshine in May - Arutanga, Cook Islands
  • Average daylight in May: 11.2h

The month with the longest days is December (Average daylight: 13.3h).
The month with shortest days is June (Average daylight: 11h).

  • Average sunshine in May: 9h

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

Average UV index in May - Arutanga, Cook Islands
  • Average UV index in May: 8

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).