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Weather in Cook Islands for September 2024

Your guide to Cook Islands weather in September - trends and predictions
  • Until now, September 2024 in Cook Islands has been nearly identical to the historical average, with a temperature of 23.1 °C (showing only a slight deviation of 0.3 °C).

  • The forecast for the next days in Cook Islands predicts temperatures to be around 23 °C, close to the historical average.

  • In general, the average temperature in Cook Islands at the beginning of September is 22.6 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 23.4 °C by the end of September.

  • Cook Islands experiences an exceptionally high level of rainfall in September, with more than 20 rainy days on average.

  • Is September a good time to visit Cook Islands? check out the best time to travel to Cook Islands page.

  • New! Chat with our AI weatherman - it’s amazing and free.
Average dry days
7
Dry days
Average rainy days
23
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/21°
Temperatures
Average wind speed
36 km/h
Avg max wind
Average humidity
70 %
Avg humidity

Cook Islands in September average weather

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Temperatures trend during September in Cook Islands

See the weather trend as well as the moving average line
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September weather day by day

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Date Weather Temperatures Rain UV More
1 Sept. Light rain shower
Light rain shower
22° /21° 2.8 mm 6
2 Sept. Light rain shower
Light rain shower
22° /20° 69.6 mm 6
3 Sept. Cloudy
Cloudy
22° /21° 3.2 mm 6
4 Sept. Light rain shower
Light rain shower
23° /22° 3.1 mm 6
5 Sept. Light rain shower
Light rain shower
23° /21° 1.3 mm 6
6 Sept. Light rain shower
Light rain shower
23° /22° 7.4 mm 6
7 Sept. Light rain shower
Light rain shower
23° /22° 12.7 mm 6
8 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
23° /22° 10.3 mm 6
9 Sept. Light rain shower
Light rain shower
23° /22° 2.9 mm 6
10 Sept. Light rain shower
Light rain shower
23° /22° 3.6 mm 6
11 Sept. Cloudy
Cloudy
22° /21° 0.6 mm 6
12 Sept. Cloudy
Cloudy
23° /21° 0.3 mm 6
13 Sept. Cloudy
Cloudy
23° /21° 0.1 mm 6
14 Sept. Cloudy
Cloudy
23° /22° 0.5 mm 6
15 Sept. Cloudy
Cloudy
23° /22° 0.3 mm 6
16 Sept. Patchy rain possible
Patchy rain possible
23° /22° 0.7 mm 6
17 Sept. Patchy rain possible
Patchy rain possible
23° /22° 1.6 mm 6
18 Sept. Partly cloudy
Partly cloudy
21° /20° 0 mm 6
19 Sept. Moderate rain
Moderate rain
23° /22° 8.6 mm 5
20 Sept. Patchy rain possible
Patchy rain possible
22° /22° 3.2 mm 6
21 Sept. Patchy rain possible
Patchy rain possible
23° /23° 4.5 mm 10
22 Sept. Patchy rain possible
Patchy rain possible
23° /23° 0.6 mm 9
23 Sept. Patchy rain possible
Patchy rain possible
23° /23° 0.6 mm 6
24 Sept. Patchy rain possible
Patchy rain possible
24° /24° 2.6 mm 6
25 Sept. Patchy rain possible
Patchy rain possible
24° /23° 0.5 mm 6
26 Sept. Cloudy
Cloudy
24° /23° 0 mm 6
27 Sept. Patchy rain possible
Patchy rain possible
23° /22° 0.5 mm 6
28 Sept. Patchy rain possible
Patchy rain possible
23° /23° 0.2 mm 6
29 Sept. Patchy rain possible
Patchy rain possible
23° /23° 0.1 mm 6
30 Sept. Cloudy
Cloudy
23° /22° 0.1 mm 6
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Important Notice
Our weather forecast for Cook Islands in September 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 September - FAQ

What are the expected maximum and minimum temperatures in Cook Islands during September?
During September, expect a variety of temperatures with highs around 22° and lows near 21°, suitable for diverse activities and preferences.
How much rainfall should be expected in Cook Islands during September?
Moderate rainfall is anticipated in Cook Islands during September, with a total of 80.4 mm spread over approximately 23 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Cook Islands during September?
The average wind speed in Cook Islands during September is 36 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Cook Islands in September?

As you prepare for your trip to Cook Islands in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Cook Islands, during September, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Umbrellas/Raincoats: For rainy days
Top locations in Cook Islands
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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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