Nouméa
September
Weather in Nouméa for September 2026
Your guide to Nouméa weather in September - trends and predictions
Until now, September 2026 in Nouméa is slightly cooler than the historical average by 1.3 °C.
The forecast for the next days in Nouméa predicts temperatures to be around 22 °C, close to the historical average.
In general, the average temperature in Nouméa at the beginning of September is 22.9 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 23.7 °C by the end of September.
Nouméa experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 65.1 mm.
Temperatures
Rain 🌧️
21
Dry days
9
Rainy days
0
Snow days
23°/18°
Temperatures
22 km/h
Avg max wind
72 %
Avg humidity
Nouméa Weather September
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Temperatures trend during September in Nouméa
See the weather trend as well as the moving average line
September weather in Nouméa day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 23° /17° | 0.5 mm | 5 | |
| 2 Sept. | Patchy rain possible | 24° /17° | 0.5 mm | 6 | |
| 3 Sept. | Patchy rain possible | 22° /17° | 0.3 mm | 6 | |
| 4 Sept. | Light rain shower | 24° /17° | 1.4 mm | 6 | |
| 5 Sept. | Light rain shower | 23° /18° | 1.7 mm | 6 | |
| 6 Sept. |  Cloudy | 23° /17° | 1.9 mm | 6 | |
| 7 Sept. | Cloudy | 21° /17° | 2.4 mm | 6 | |
| 8 Sept. | Patchy rain possible | 22° /16° | 0.4 mm | 6 | |
| 9 Sept. |  Partly cloudy | 22° /17° | 0.5 mm | 5 | |
| 10 Sept. |  Sunny | 23° /17° | 0.6 mm | 5 | |
| 11 Sept. | Patchy rain possible | 22° /17° | 2.3 mm | 5 | |
| 12 Sept. | Patchy rain possible | 22° /17° | 0.6 mm | 5 | |
| 13 Sept. | Patchy rain possible | 22° /17° | 0.3 mm | 5 | |
| 14 Sept. |  Moderate or heavy rain shower | 22° /17° | 8.7 mm | 5 | |
| 15 Sept. | Patchy rain possible | 21° /17° | 15.3 mm | 6 | |
| 16 Sept. | Patchy rain possible | 22° /17° | 2.2 mm | 6 | |
| 17 Sept. | Patchy rain possible | 22° /17° | 3.3 mm | 5 | |
| 18 Sept. | Patchy rain possible | 20° /17° | 3.7 mm | 9.1 | |
| 19 Sept. | Patchy rain possible | 20° /17° | 0.2 mm | 9.2 | |
| 20 Sept. | Patchy rain possible | 21° /17° | 0.5 mm | 9.6 | |
| 21 Sept. | Sunny | 21° /16° | 0 mm | 10.4 | |
| 22 Sept. | Sunny | 23° /16° | 0 mm | 10.6 | |
| 23 Sept. | Patchy rain possible | 21° /17° | 0.4 mm | 7 | |
| 24 Sept. | Patchy rain possible | 23° /18° | 0.1 mm | 6 | |
| 25 Sept. | Patchy rain possible | 23° /17° | 2.4 mm | 6 | |
| 26 Sept. | Patchy rain possible | 24° /19° | 0.4 mm | 6 | |
| 27 Sept. | Patchy rain possible | 24° /18° | 0.1 mm | 6 | |
| 28 Sept. |  Overcast | 25° /19° | 3.5 mm | 7 | |
| 29 Sept. | Patchy rain possible | 24° /19° | 1.4 mm | 7 | |
| 30 Sept. | Patchy rain possible | 23° /19° | 2.2 mm | 6 | |
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Important Notice
Our weather forecast for Nouméa 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 Nouméa forecast closer to your planned date for the most up-to-date weather information.
Change Month
Nouméa in September - FAQ
What are the expected maximum and minimum temperatures in Nouméa during September?
During September, expect a variety of temperatures with highs around 23° and lows near 18°, suitable for diverse activities and preferences.
How much rainfall should be expected in Nouméa during September?
Moderate rainfall is anticipated in Nouméa during September, with a total of 65.1 mm spread over approximately 9 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Nouméa during September?
The average wind speed in Nouméa during September is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Nouméa
Explore the daily rainfall trends and prepare for Nouméas September weather 💧
Typically, Nouméa has 9 rainy days in September with a total of 65.1 mm of rainfall.
UV exposure in Nouméa during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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