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The weather in December in Cook Islands
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.
Looking for sun? December isn’t a good month to be in Cook Islands. The temperature is nice, but there’s too much chance of rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for Cook Islands. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 33°C in 2016, Cook Islands reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 23°C in 2014. The extreme nighttime temperatures ranged from a lowest recorded value of 12°C to a highest value of 27°C.
Rainfall amount
In December, there is an average of 202 mm of precipitation, spread over 21 days. The wind speed is around 4 Bft, mostly coming from the East.
Daily weather in December for Cook Islands
Click on any day in December to get detailed info about the usual weather on that day in Cook Islands. Check out the historical temperatures and precipitation over the past 10 years on this day.
December weather comparison
| Cook Islands | New York | |
|---|---|---|
| Average temperature | 29°C | 9°C |
| Max. temperature | 30°C | 12°C |
| Min. temperature | 23°C | -5°C |
| Total precipitation | 202 mm | 133 mm |
| Rainy days | 21 days | 17 days |
Start of December
The month of December starts in Cook Islands with hot temps, averaging around 29°C during the day and nights around 24°C.
Mid December
By mid-December, daytime temps stay steady at around 29°C, with nights around 24°C. There’s a high chance of precipitation during this time.
End of December
By the end of December, the average daytime temperature in Cook Islands is around 29°C, while nighttime temps are about 24°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
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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.
Check out the climate of Cook Islands for all months and discover the best travel time
The climate in Cook Islands is based on weather data from Avarua. Other spots might have different weather. You can check out all destinations in Cook Islands to get the full picture of the climate.
Temperature charts
These charts show the average temperatures in December in Cook Islands. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in December in Cook Islands
Temperature in December in Cook Islands over the years
Precipitation charts
These charts show the average amount of precipitation in December in Cook Islands. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in December in Cook Islands
Total precipitation in December in Cook Islands over the years
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.
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.