May weather forecast
Arutanga, Cook Islands

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Weather in May

In May, Arutanga experiences a noticeable drop in temperature, making it a relatively colder month compared to the rest of the year. The rainfall declines further to an average of 114mm (4.49") and contributes towards clearer skies and fewer overcast days. The reduction in sunshine hours throughout May creates a slightly cooler environment than in April. The decrease in sea temperature, in harmony with a subtle increase in wind speed, enhance the overall coolness of the town. Hence, May can be a perfect month for visiting Arutanga, with its cool climate offering a refreshing break from the tropical warmth.

Temperature

The transition into May notes an average high-temperature of a still moderately hot 26.8°C (80.2°F), revealing a mild distinction from the 27.7°C (81.9°F) in April. The May average low temperature in Arutanga, marginally lower than the daytime high, records at a still moderately hot 25.8°C (78.4°F).

Humidity

The average relative humidity in May in Arutanga is 78%.

Rainfall

In May, in Arutanga, the rain falls for 18.8 days. Throughout May, 114mm (4.49") of precipitation is accumulated. Throughout the year, there are 214.3 rainfall days, and 1133mm (44.61") of precipitation is accumulated.

Sea temperature

In Arutanga, the average seawater temperature in May is 27°C (80.6°F).
Note: For swimming, diving, and similar activities, the water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered delightful, allowing for extended periods of enjoyment without discomfort.

Daylight

The average length of the day in May in Arutanga is 11h and 13min.
On the first day of May in Arutanga, sunrise is at 06:54 and sunset at 18:18. On the last day of the month, sunrise is at 07:05 and sunset at 18:09 -10.

Sunshine

In May, the average sunshine is 7.2h.

UV index

The months with the highest UV index are January through May, October through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 7 during May leads to these advisories:
Ward off overexposure. Defence against solar harm is crucial. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Warning! Sand and water reflections boost the intensity of UV exposure.
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Frequently asked questions

What are the temperatures in Arutanga in May?

An average high-temperature, in May, in Arutanga, is 26.8°C (80.2°F) and the average low-temperature is 25.8°C (78.4°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in April is computed to be 31°C (87.8°F).

What is the average humidity in May in Arutanga?

The average relative humidity in May in Arutanga, Cook Islands, is 78%.

How much does it rain in Arutanga in May?

In Arutanga, Cook Islands, during May, the rain falls for 18.8 days and regularly aggregates up to 114mm (4.49") of precipitation.

How warm is the water in May in Arutanga?

In May, the average sea 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.

How many hours of daylight does Arutanga have in May?

In May, the average day length in Arutanga is 11h and 13min.

What time are sunrise and sunset in May in Arutanga?

In May, on the first day of the month, sunrise is at 06:54 and sunset at 18:18. On the last day of the month, sunrise is at 07:05 and sunset at 18:09 -10.

How many hours of sunshine does Arutanga have in May?

The average sunshine duration in May is 7.2h.

What are the months with the highest UV index in Arutanga?

The months with the highest UV index are January through May, October through December, with an average maximum UV index of 7.

What is the UV index intensity in May in Arutanga?

In May, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation.

Average temperature in May
Arutanga, Cook Islands

Average temperature in May - Arutanga, Cook Islands
  • Average high temperature in May: 26.8°C

The warmest month (with the highest average high temperature) is March (27.9°C).
The month with the lowest average high temperature is August (24.8°C).

  • Average low temperature in May: 25.8°C

The month with the highest average low temperature is March (27.3°C).
The coldest month (with the lowest average low temperature) is August (23.8°C).

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Average pressure in May
Arutanga, Cook Islands

Average pressure in May - Arutanga, Cook Islands
  • Average pressure in May: 1013.6mbar

The month with the highest atmospheric pressure is September (1015.6mbar).
The month with the lowest atmospheric pressure is January (1009.8mbar).

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Average wind speed in May
Arutanga, Cook Islands

Average wind speed in May - Arutanga, Cook Islands
  • Average wind speed in May: 23.9km/h

The windiest month (with the highest average wind speed) is July (26.2km/h).
The calmest month (with the lowest average wind speed) is March (19.3km/h).

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Average humidity in May
Arutanga, Cook Islands

Average humidity in May - Arutanga, Cook Islands
  • Average humidity in May: 78%

The month with the highest relative humidity is November (79%).
The month with the lowest relative humidity is June (76%).

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Average rainfall in May
Arutanga, Cook Islands

Average rainfall in May - Arutanga, Cook Islands
  • Average rainfall in May: 114mm

The wettest month (with the highest rainfall) is January (159mm).
The driest month (with the least rainfall) is June (27mm).

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Average rainfall days in May
Arutanga, Cook Islands

Average rainfall days in May - Arutanga, Cook Islands
  • Average rainfall days in May: 18.8 days

The month with the highest number of rainy days is March (25.1 days).
The month with the least rainy days is November (13.2 days).

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Average sea temperature in May
Arutanga, Cook Islands

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

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

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Average daylight in May /
Average sunshine in May
Arutanga, Cook Islands

Average daylight in May / Average sunshine in May - Arutanga, Cook Islands
  • Average daylight in May: 11h and 1min

The month with the longest days is December (Average daylight: 13h and 12min).
The month with the shortest days is June (Average daylight: 11h and 0min).

  • Average sunshine in May: 7h and 1min

The month with the most sunshine is November (Average sunshine: 8h and 54min).
The months with the least sunshine are July and October (Average sunshine: 6h and 54min).

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Average sunshine days in May
Arutanga, Cook Islands

Average sunshine days in May - Arutanga, Cook Islands
  • Average sunshine days in May: 7.6 days

The month with the most sunshine days is November (14.7 days).
The month with the least sunshine days is March (4 days).

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Average UV index in May
Arutanga, Cook Islands

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

The months with the highest UV index are January, February, March, April, May, October, November and December (UV index 7).
The months with the lowest UV index are June, July, August and September (UV index 6).

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Average cloud cover in May
Arutanga, Cook Islands

Average cloud cover in May - Arutanga, Cook Islands
  • Average cloud cover in May: 48

The months with the most cloud cover are August and October (Cloud cover 51).
The month with the least cloud cover is March (Cloud cover 44).

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Average visibility in May
Arutanga, Cook Islands

Average visibility in May - Arutanga, Cook Islands
  • Average visibility in May: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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Arutanga, Cook Islands

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