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Weather in Réunion for September 2025

Your guide to Réunion weather in September - trends and predictions
  • In general, the average temperature in Réunion at the beginning of September is 22.7 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 23.1 °C by the end of September.

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

  • Is September a good time to visit Réunion? check out the best time to travel to Réunion 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
23°/20°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
73 %
Avg humidity

Réunion in September average weather

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Temperatures trend during September in Réunion

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. Patchy rain possible
Patchy rain possible
22° /19° 1 mm 6
2 Sept. Patchy rain possible
Patchy rain possible
23° /19° 4.2 mm 6
3 Sept. Patchy rain possible
Patchy rain possible
22° /19° 3.3 mm 6
4 Sept. Patchy rain possible
Patchy rain possible
23° /19° 1.8 mm 6
5 Sept. Patchy rain possible
Patchy rain possible
23° /20° 1.3 mm 6
6 Sept. Sunny
Sunny
23° /19° 0.4 mm 6
7 Sept. Sunny
Sunny
23° /19° 0.1 mm 6
8 Sept. Patchy rain possible
Patchy rain possible
23° /20° 0.1 mm 6
9 Sept. Patchy rain possible
Patchy rain possible
23° /20° 0.5 mm 6
10 Sept. Patchy rain possible
Patchy rain possible
23° /20° 0.2 mm 6
11 Sept. Sunny
Sunny
23° /20° 0.6 mm 6
12 Sept. Cloudy
Cloudy
24° /20° 0.1 mm 6
13 Sept. Cloudy
Cloudy
23° /20° 0.9 mm 6
14 Sept. Cloudy
Cloudy
22° /18° 0.6 mm 6
15 Sept. Partly cloudy
Partly cloudy
21° /18° 0.3 mm 6
16 Sept. Partly cloudy
Partly cloudy
22° /19° 0.6 mm 6
17 Sept. Patchy rain possible
Patchy rain possible
23° /19° 1.4 mm 6
18 Sept. Patchy rain possible
Patchy rain possible
24° /19° 0.6 mm 6
19 Sept. Patchy rain possible
Patchy rain possible
24° /20° 1 mm 6
20 Sept. Patchy rain possible
Patchy rain possible
24° /20° 1 mm 6
21 Sept. Patchy rain possible
Patchy rain possible
24° /20° 1.1 mm 6
22 Sept. Patchy rain possible
Patchy rain possible
23° /20° 2.1 mm 6
23 Sept. Patchy rain possible
Patchy rain possible
23° /20° 0.8 mm 6
24 Sept. Patchy rain possible
Patchy rain possible
23° /20° 0.9 mm 6
25 Sept. Patchy rain possible
Patchy rain possible
23° /20° 0.7 mm 6
26 Sept. Patchy rain possible
Patchy rain possible
23° /19° 0.5 mm 6
27 Sept. Patchy rain possible
Patchy rain possible
23° /20° 1.5 mm 6
28 Sept. Patchy rain possible
Patchy rain possible
23° /20° 1 mm 6
29 Sept. Patchy rain possible
Patchy rain possible
23° /20° 1 mm 6
30 Sept. Light rain shower
Light rain shower
24° /20° 1.2 mm 6
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Important Notice
Our weather forecast for Réunion 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 Réunion forecast closer to your planned date for the most up-to-date weather information.

Réunion in September - FAQ

What are the expected maximum and minimum temperatures in Réunion during September?
During September, expect a variety of temperatures with highs around 23° and lows near 20°, suitable for diverse activities and preferences.
How much rainfall should be expected in Réunion during September?
In September, Réunion can expect light to moderate rainfall, totaling 34.2 mm across approximately 23 days. Occasional showers are possible, and planning ahead for them could be helpful.
What are the typical wind conditions in Réunion during September?
The average wind speed in Réunion during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Réunion in September?

As you prepare for your trip to Réunion 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 Réunion, 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

September rainfall patterns in Réunion

Explore the daily rainfall trends and prepare for Réunions September weather 💧

UV exposure in Réunion during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Location coordinates Where is Réunion?

Get accurate weather forecasts for Réunion, located at latitude -20.882 and longitude 55.45. Stay updated with localized weather information tailored for Réunion.

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