Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
Mapumai's shift into December is marked by a subtle change to a still warm 26.5°C (79.7°F) from November's 25.5°C (77.9°F) in temperature. December nights reveal a minor deviation from daytime highs, with a mean low-temperature of 25.6°C (78.1°F).Humidity
November and December, with an average relative humidity of 79%, are the most humid months.Rainfall
In Mapumai, Cook Islands, in December, it is raining for 22.9 days, with typically 153mm (6.02") of accumulated precipitation. In Mapumai, during the entire year, the rain falls for 211.1 days and collects up to 1084mm (42.68") of precipitation.Daylight
With an average of 13h and 18min of daylight, December has the longest days of the year.On the first day of December, sunrise is at 05:44 and sunset at 18:59. On the last day of the month, sunrise is at 05:56 and sunset at 19:15 -10.
Sunshine
In Mapumai, Cook Islands, the average sunshine in December is 8.6h.UV index
January through March, May, November and December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In December, the UV index of 7 transforms into the following advice:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Frequently asked questions
What are December temperatures in Mapumai?
What are the most humid months in Mapumai?
What is the average humidity in December in Mapumai?
How much does it rain in Mapumai in December?
When are the longest days in Mapumai?
How many hours of daylight does Mapumai have in December?
When is the sunrise / sunset in December in Mapumai?
How long on average sun shines in December in Mapumai?
What is the month with the highest UV index in Mapumai?
How high is the UV index in December in Mapumai?
Average temperature in December
Mapumai, Cook Islands
- Average high temperature in December: 26.5°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 December: 25.6°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 December
Mapumai, Cook Islands
- Average pressure in December: 1011mbar
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 December
Mapumai, Cook Islands
- Average wind speed in December: 21.8km/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 December
Mapumai, Cook Islands
- Average humidity in December: 79%
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 December
Mapumai, Cook Islands
- Average rainfall in December: 153mm
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 December
Mapumai, Cook Islands
- Average rainfall days in December: 22.9 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 December /
Average sunshine in December
Mapumai, Cook Islands
- Average daylight in December: 13h and 2min
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 December: 8h 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 December
Mapumai, Cook Islands
- Average sunshine days in December: 5.8 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 December
Mapumai, Cook Islands
- Average UV index in December: 7
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 December
Mapumai, Cook Islands
- Average cloud cover in December: 49
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 December
Mapumai, Cook Islands
- Average visibility in December: 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).
Mapumai, Cook Islands
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