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Weather in Cook Islands for December 2025

Your guide to Cook Islands weather in December - trends and predictions

    Temperatures

  • In general, the average temperature in Cook Islands at the beginning of December is 24.1 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 25.7 °C by the end of December.

  • Rain 🌧️

  • Cook Islands experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 118.6 mm.

Average dry days
9
Dry days
Average rainy days
22
Rainy days
Average snowy days
0
Snow days
Average temperatures
24°/24°
Temperatures
Average wind speed
32 km/h
Avg max wind
Average humidity
81 %
Avg humidity

Cook Islands in December average weather

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Temperatures trend during December in Cook Islands

See the weather trend as well as the moving average line

December weather day by day

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Date Weather Temperatures Rain UV More
1 Dec. Patchy rain possible
Patchy rain possible
24° /23° 3.1 mm 7
2 Dec. Partly cloudy
Partly cloudy
24° /24° 0.3 mm 7
3 Dec. Light rain shower
Light rain shower
23° /23° 1.6 mm 7
4 Dec. Patchy rain possible
Patchy rain possible
24° /23° 0.6 mm 7
5 Dec. Patchy rain possible
Patchy rain possible
24° /23° 1 mm 7
6 Dec. Patchy rain possible
Patchy rain possible
25° /23° 1.6 mm 7
7 Dec. Patchy rain possible
Patchy rain possible
25° /23° 3.2 mm 7
8 Dec. Patchy rain possible
Patchy rain possible
24° /22° 12.9 mm 7
9 Dec. Patchy rain possible
Patchy rain possible
24° /23° 4.3 mm 7
10 Dec. Light rain shower
Light rain shower
24° /24° 4.3 mm 7
11 Dec. Light rain shower
Light rain shower
24° /24° 3.5 mm 7
12 Dec. Light rain shower
Light rain shower
24° /23° 10.7 mm 7
13 Dec. Light rain shower
Light rain shower
24° /23° 3.8 mm 7
14 Dec. Light rain shower
Light rain shower
24° /23° 9.7 mm 7
15 Dec. Light rain shower
Light rain shower
25° /23° 1 mm 7
16 Dec. Light rain shower
Light rain shower
26° /24° 4 mm 8
17 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
25° /23° 17 mm 8
18 Dec. Light rain shower
Light rain shower
25° /24° 3.9 mm 7
19 Dec. Patchy rain possible
Patchy rain possible
25° /24° 1.2 mm 7
20 Dec. Patchy rain possible
Patchy rain possible
25° /23° 2.2 mm 7
21 Dec. Patchy rain possible
Patchy rain possible
25° /23° 0.8 mm 7
22 Dec. Patchy rain possible
Patchy rain possible
25° /24° 0.3 mm 7
23 Dec. Patchy rain possible
Patchy rain possible
25° /24° 2.7 mm 7
24 Dec. Light rain shower
Light rain shower
25° /24° 3 mm 7
25 Dec. Overcast
Overcast
25° /23° 14.4 mm 7
26 Dec. Cloudy
Cloudy
25° /24° 3.2 mm 7
27 Dec. Cloudy
Cloudy
26° /24° 3.2 mm 7
28 Dec. Patchy rain possible
Patchy rain possible
26° /24° 13 mm 7
29 Dec. Patchy rain possible
Patchy rain possible
26° /24° 1.8 mm 7
30 Dec. Light rain shower
Light rain shower
26° /24° 3.3 mm 7
31 Dec. Patchy rain possible
Patchy rain possible
26° /24° 0.5 mm 7
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Important Notice
Our weather forecast for Cook Islands in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Cook Islands forecast closer to your planned date for the most up-to-date weather information.

Cook Islands in December - FAQ

What are the expected maximum and minimum temperatures in Cook Islands during December?
During December, expect a variety of temperatures with highs around 24° and lows near 24°, suitable for diverse activities and preferences.
How much rainfall should be expected in Cook Islands during December?
Significant rainfall exceeding 118.6 mm is expected in Cook Islands during December, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Cook Islands during December?
The average wind speed in Cook Islands during December is 32 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Cook Islands

Explore the daily rainfall trends and prepare for Cook Islandss December weather 💧

UV exposure in Cook Islands during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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Location coordinates Where is Cook Islands?

Get accurate weather forecasts for Cook Islands, located at latitude -21.208 and longitude -159.775. Stay updated with localized weather information tailored for Cook Islands.

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