Leeward Islands (Bora Bora)
September
Weather in Leeward Islands for September 2025
Your guide to Leeward Islands weather in September - trends and predictions
In general, the average temperature in Leeward Islands at the beginning of September is 25 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 26 °C by the end of September.
Leeward Islands experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 106.9 mm.
Is September a good time to visit Leeward Islands? check out the best time to travel to Leeward Islands page.
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Temperatures
Rain 🌧️
More
5
Dry days
25
Rainy days
0
Snow days
26°/25°
Temperatures
27 km/h
Avg max wind
77 %
Avg humidity
Leeward Islands in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  25° | 2 25° | 3 25° | 4 25° | 5 25° | 6 25° | 7 25° |
| 8 25° | 9 25° | 10 25° | 11 26° | 12 26° | 13 26° | 14 26° |
| 15 26° | 16  26° | 17 26° | 18 25° | 19 26° | 20 26° | 21 26° |
| 22  26° | 23 26° | 24 26° | 25 26° | 26 26° | 27 26° | 28 26° |
| 29 26° | 30 26° |
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Temperatures trend during September in Leeward Islands
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Light rain shower | 25° /25° | 1.8 mm | 7 | |
| 2 Sept. | Patchy rain possible | 25° /24° | 1 mm | 7 | |
| 3 Sept. | Light rain shower | 25° /24° | 1.8 mm | 7 | |
| 4 Sept. | Light rain shower | 25° /24° | 1.3 mm | 7 | |
| 5 Sept. | Light rain shower | 25° /24° | 2.8 mm | 7 | |
| 6 Sept. | Patchy rain possible | 25° /24° | 1.5 mm | 7 | |
| 7 Sept. | Light rain shower | 25° /24° | 1.5 mm | 7 | |
| 8 Sept. | Light rain shower | 25° /24° | 1.6 mm | 7 | |
| 9 Sept. | Light rain shower | 25° /24° | 1.7 mm | 7 | |
| 10 Sept. | Patchy rain possible | 25° /25° | 0.3 mm | 7 | |
| 11 Sept. | Patchy rain possible | 26° /25° | 0.3 mm | 7 | |
| 12 Sept. | Patchy rain possible | 26° /25° | 0.9 mm | 7 | |
| 13 Sept. | Patchy rain possible | 26° /25° | 0.4 mm | 7 | |
| 14 Sept. | Light rain shower | 26° /25° | 8 mm | 7 | |
| 15 Sept. | Patchy rain possible | 26° /25° | 2.5 mm | 7 | |
| 16 Sept. | Patchy light drizzle | 26° /25° | 1.5 mm | 7 | |
| 17 Sept. | Light rain shower | 26° /25° | 1.1 mm | 7 | |
| 18 Sept. | Patchy rain possible | 25° /25° | 1.8 mm | 7 | |
| 19 Sept. | Light drizzle | 26° /25° | 0.3 mm | 7 | |
| 20 Sept. | Patchy rain possible | 26° /25° | 7.8 mm | 7 | |
| 21 Sept. | Light rain shower | 26° /25° | 4.5 mm | 7 | |
| 22 Sept. | Moderate or heavy rain shower | 26° /25° | 12.3 mm | 7 | |
| 23 Sept. | Moderate or heavy rain shower | 26° /25° | 15.1 mm | 7 | |
| 24 Sept. | Patchy rain possible | 26° /25° | 6.5 mm | 7 | |
| 25 Sept. | Light rain shower | 26° /25° | 7.5 mm | 7 | |
| 26 Sept. | Light rain shower | 26° /26° | 11.9 mm | 7 | |
| 27 Sept. | Light rain shower | 26° /26° | 2.7 mm | 7 | |
| 28 Sept. | Patchy rain possible | 26° /26° | 0.9 mm | 7 | |
| 29 Sept. | Light rain shower | 26° /25° | 1.9 mm | 7 | |
| 30 Sept. | Patchy rain possible | 26° /25° | 3.3 mm | 7 | |
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Important Notice
Our weather forecast for Leeward 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 Leeward Islands forecast closer to your planned date for the most up-to-date weather information.
Leeward Islands in September - FAQ
What are the expected maximum and minimum temperatures in Leeward Islands during September?
During September, expect a variety of temperatures with highs around 26° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in Leeward Islands during September?
Significant rainfall exceeding 106.9 mm is expected in Leeward Islands during September, occurring over more than 25 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Leeward Islands during September?
The average wind speed in Leeward Islands during September is 27 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Leeward Islands in September?
As you prepare for your trip to Leeward 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 Leeward Islands, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- 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
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
September rainfall patterns in Leeward Islands
Explore the daily rainfall trends and prepare for Leeward Islandss September weather 💧
UV exposure in Leeward Islands during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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