Temperatures in December
It's warm in December in Cook Islands with an average temperature of 29°C. Temperatures this month range from a low of 28°C to a high of 30°C. At night, you can expect temperatures between 23°C and 25°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Cook Islands in December. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of December
The month of December starts in Cook Islands with hot temperatures, averaging around 29°C during the day and nights close to 24°C. You can expect regular precipitation, but there’s also a chance for some sunny days in the first days of the month.
Mid-December
By mid-December, the average daytime temperature stays the same at 29°C, with nights close to 24°C. The chance of precipitation is high during this period.
End of December
By the end of December, the average daytime temperature in Cook Islands will be around 29°C, with nights close to 24°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
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Precipitation in December
In December, there is an average of 202 mm of precipitation, spread over 13 days. The wind speed is around 4 Bft, mostly coming from the East.
The average precipitation chance is 43% per day this month.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in December for Cook Islands. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Cook Islands in December |
UK | ||
|---|---|---|---|
 Average Temperature |
29°C | 9°C | |
 High Temp |
30°C | 11°C | |
| Low Temp |
28°C | 8°C | |
 Total Precipitation |
202 mm | 67 mm | |
| Rainy Days |
13 days | 10 days | |
November
UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is December a good time to visit Cook Islands?
After some sun? Then December isn’t the best time to be in Cook Islands. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for Cook Islands in December
With 33°C, Cook Islands hit the highest temperature in the last 10 years in December 2016. The lowest daytime temperature in this month was 23°C in 2014. The extreme night temperatures ranged from a low of 12°C to a high of 27°C.
Check out the climate of Cook Islands for all months and discover the best travel time
The climate of Cook Islands is based on weather data from Avarua. Other locations might have different weather. You can check out all destinations in Cook Islands for a full picture of the climate.
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Daily Temperature in December in Cook Islands
This chart shows the average daily temperatures, both day and night, for each day in December in Cook Islands, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in December in Cook Islands
The chart below shows the average daily precipitation in December for Cook Islands, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for December, you can expect around 13 days of rain in Cook Islands.
Daily UV Index in December in Cook Islands
This chart shows the average daily UV index in December in Cook Islands, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in December in Cook Islands Over the Years
This chart shows the average temperature in December in Cook Islands, measured in degrees Celsius, over the past years.
Total Precipitation in December in Cook Islands Over the Years
This chart shows the average precipitation in December in Cook Islands, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in December for Cook Islands
Click on a specific day in December for detailed info on the typical weather on that day in Cook Islands. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in December in Cook Islands
Have you been to Cook Islands in December?
Share your weather experience in December in Cook Islands.
Average Weather in Cook Islands by Month
Click on a month below to see detailed weather info for Cook Islands. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Cook Islands for all months at once
