September weather forecast
Mangarei Village, Cook Islands

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Weather in September

September ushers in the slow end of the dry season with a minimal rise in rainfall up to 30mm (1.18"). Daylight hours stretch further to 12 hours, playing colorfully with the cloud patterns hovering at 46% cover. Coupled with escalating wind gusts, Mangarei Villages thrives with opportunity for windsurfers and sailors. As the UV Index climbs up to 6, Mangarei Village need not worry about singeing sunlight. Interactions between climatic parameters ensure a particularly good balance, making it a fantastic time to visit the island paradise.

Temperature

Mangarei Village, Cook Islands, starts September with an average high-temperature of a still moderately hot 24.2°C (75.6°F), hinting at a minimal fluctuation from August. Mangarei Village's average temperature during the nights of September is recorded at a still warm 23.1°C (73.6°F).

Humidity

The average relative humidity in September in Mangarei Village is 78%.

Rainfall

In Mangarei Village, in September, during 12.6 rainfall days, 30mm (1.18") of precipitation is typically accumulated. Throughout the year, in Mangarei Village, there are 211.1 rainfall days, and 1084mm (42.68") of precipitation is accumulated.

Sea temperature

The months with the coldest seawater in Mangarei Village are July through September, with an average sea temperature of 25°C (77°F).
Note: For swimming, diving, and various water activities, the temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are seen as highly enjoyable and comfortable for extended durations without any discomfort.

Daylight

The average length of the day in September in Mangarei Village is 12h and 0min.
On the first day of September in Mangarei Village, sunrise is at 06:38 and sunset at 18:22. On the last day of the month, sunrise is at 06:12 and sunset at 18:28 -10.

Sunshine

In Mangarei Village, the average sunshine in September is 7.6h.

UV index

April, June through October, with an average maximum UV index of 6, are months with the lowest UV index in Mangarei Village. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: During September, 6 as the daily maximum UV index converts into the following advice:
Resist extreme sun exposure. Guarding against solar damage is essential. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Take heed! Reflections of sand and water make the Sun's UV rays stronger.

Frequently asked questions

What is the usual temperature for Mangarei Village in September?

In Mangarei Village, in September, the average high-temperature is 24.2°C (75.6°F), and the average low-temperature is 23.1°C (73.6°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in April is calculated to be 30°C (86°F).

What is the average humidity in September in Mangarei Village?

The average relative humidity in September is 78%.

How much does it rain in Mangarei Village in September?

In Mangarei Village, in September, during 12.6 rainfall days, 30mm (1.18") of precipitation is typically accumulated.

What are the months with the coldest sea water in Mangarei Village?

July through September, with an average sea temperature of 25°C (77°F), are months with the coldest seawater in Mangarei Village.

How warm is the water in September in Mangarei Village?

In Mangarei Village, Cook Islands, in September, the average water temperature is 25°C (77°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 September in Mangarei Village?

In September, the average day length is 12h and 0min.

When is the sunrise / sunset in September in Mangarei Village?

In September, on the first day of the month, sunrise is at 06:38 and sunset at 18:22. On the last day of the month, sunrise is at 06:12 and sunset at 18:28 -10.

How many hours of sunshine does Mangarei Village have in September?

The average sunshine duration in September is 7.6h.

What is the month with the lowest UV index in Mangarei Village?

April, June through October, with an average maximum UV index of 6, are months with the lowest UV index in Mangarei Village, Cook Islands.

What is the UV index intensity in September in Mangarei Village?

The average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.

Average temperature in September
Mangarei Village, Cook Islands

Average temperature in September - Mangarei Village, Cook Islands
  • Average high temperature in September: 24.2°C

The warmest month (with the highest average high temperature) is March (27.7°C).
The month with the lowest average high temperature is August (23.8°C).

  • Average low temperature in September: 23.1°C

The month with the highest average low temperature is March (26.7°C).
The coldest month (with the lowest average low temperature) is August (22.8°C).

Average pressure in September
Mangarei Village, Cook Islands

Average pressure in September - Mangarei Village, Cook Islands
  • Average pressure in September: 1016.4mbar

The month with the highest atmospheric pressure is September (1016.4mbar).
The month with the lowest atmospheric pressure is January (1010.6mbar).

Average wind speed in September
Mangarei Village, Cook Islands

Average wind speed in September - Mangarei Village, Cook Islands
  • Average wind speed in September: 25.1km/h

The windiest month (with the highest average wind speed) is September (25.1km/h).
The calmest month (with the lowest average wind speed) is March (20.4km/h).

Average humidity in September
Mangarei Village, Cook Islands

Average humidity in September - Mangarei Village, Cook Islands
  • Average humidity in September: 78%

The months with the highest relative humidity are November and December (79%).
The months with the lowest relative humidity are June and August (76%).

Average rainfall in September
Mangarei Village, Cook Islands

Average rainfall in September - Mangarei Village, Cook Islands
  • Average rainfall in September: 30mm

The wettest months (with the highest rainfall) are January and March (155mm).
The driest month (with the least rainfall) is August (29mm).

Average rainfall days in September
Mangarei Village, Cook Islands

Average rainfall days in September - Mangarei Village, Cook Islands
  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is March (23.5 days).
The month with the least rainy days is August (10.3 days).

Average sea temperature in September
Mangarei Village, Cook Islands

Average sea temperature in September - Mangarei Village, Cook Islands
  • Average sea temperature in September: 25°C

The best months for swimming (with the highest average sea temperature) are February, March and April (28°C).
The coldest months (with the lowest average sea temperature) are July, August and September (25°C).

Average daylight in September /
Average sunshine in September
Mangarei Village, Cook Islands

Average daylight in September / Average sunshine in September - Mangarei Village, Cook Islands
  • Average daylight in September: 12h and 0min

The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 11h and 0min).

  • Average sunshine in September: 7h and 4min

The month with the most sunshine is November (Average sunshine: 8h and 54min).
The month with the least sunshine is June (Average sunshine: 5h and 42min).

Average sunshine days in September
Mangarei Village, Cook Islands

Average sunshine days in September - Mangarei Village, Cook Islands
  • Average sunshine days in September: 11 days

The month with the most sunshine days is August (16.3 days).
The month with the least sunshine days is March (5.6 days).

Average UV index in September
Mangarei Village, Cook Islands

Average UV index in September - Mangarei Village, Cook Islands
  • Average UV index in September: 6

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

Average cloud cover in September
Mangarei Village, Cook Islands

Average cloud cover in September - Mangarei Village, Cook Islands
  • Average cloud cover in September: 46

The months with the most cloud cover are January, October, November and December (Cloud cover 49).
The months with the least cloud cover are March, April and September (Cloud cover 46).

Average visibility in September
Mangarei Village, Cook Islands

Average visibility in September - Mangarei Village, Cook Islands
  • Average visibility in September: 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).

Mangarei Village, Cook Islands

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