August weather forecastMapumai, Cook Islands
August
Weather in August
August in Mapumai signifies a significant lowering of both temperature and rainfall compared to the previous months. The temperature range between 23.8°C (74.8°F) and 22.8°C (73°F) brings a touch of coolness to the weather. Despite a decrease in rainfall, abundant sunlight prevails throughout August. The consistent weather conditions provide an appealing atmosphere for enjoying Mapumai’s coastal delights. Mild, sunny days capture the serene beauty of Mapumai during August.Temperature
Temperature records mark August as the coldest month, with highs averaging 23.8°C (74.8°F) and lows at 22.8°C (73°F).Humidity
June and August, with an average relative humidity of 76%, are the least humid months.Rainfall
August is the month with the least rainfall in Mapumai, Cook Islands. Rain falls for 10.3 days and accumulates 29mm (1.14") of precipitation.Daylight
In August, the average length of the day in Mapumai is 11h and 28min.On the first day of the month, sunrise is at 07:01 and sunset at 18:15. On the last day of August, in Mapumai, Cook Islands, sunrise is at 06:40 and sunset at 18:24 -10.
Sunshine
The average sunshine in August is 7.4h.UV index
The months with the lowest UV index in Mapumai are April, June through October, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.Note: A daily maximum UV index of 6 in August translates into the following instructions:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Mapumai, Cook Islands
- Average high temperature in August: 23.8°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 August: 22.8°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 August
Mapumai, Cook Islands
- Average pressure in August: 1016.1mbar
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 August
Mapumai, Cook Islands
- Average wind speed in August: 23.8km/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 August
Mapumai, Cook Islands
- Average humidity in August: 76%
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 August
Mapumai, Cook Islands
- Average rainfall in August: 29mm
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 August
Mapumai, Cook Islands
- Average rainfall days in August: 10.3 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 daylight in August /
Average sunshine in August
Mapumai, Cook Islands
- Average daylight in August: 11h and 30min
The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in August: 7h and 24min
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 August
Mapumai, Cook Islands
- Average sunshine days in August: 16.3 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 August
Mapumai, Cook Islands
- Average UV index in August: 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 August
Mapumai, Cook Islands
- Average cloud cover in August: 47
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 August
Mapumai, Cook Islands
- Average visibility in August: 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).





