Weather in Leeward Islands for September 2025
Until now, September 2025 in Leeward Islands has been nearly identical to the historical average, with a temperature of 25.6 °C (showing only a slight deviation of 0 °C).
The forecast for the upcoming days in Leeward Islands predicts a temperature of 26.6 °C, which is slightly above the historical average.
In general, the average temperature in Leeward Islands at the beginning of September is 25.3 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 26.1 °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.
Temperatures
Rain 🌧️
Leeward Islands Weather September
Temperatures trend during September in Leeward Islands
September weather in Leeward Islands day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 26° /25° | 1.5 mm | 7 | |
| 2 Sept. | Patchy rain possible | 25° /24° | 0.5 mm | 8 | |
| 3 Sept. | Light rain shower | 25° /24° | 0.9 mm | 7 | |
| 4 Sept. | Light rain shower | 26° /24° | 1.1 mm | 7 | |
| 5 Sept. | Light rain shower | 25° /24° | 6.1 mm | 7 | |
| 6 Sept. | Patchy rain possible | 25° /24° | 5.7 mm | 7 | |
| 7 Sept. | Light rain shower | 25° /24° | 4 mm | 7 | |
| 8 Sept. | Light rain shower | 25° /23° | 3.3 mm | 7 | |
| 9 Sept. | Light rain shower | 26° /24° | 0.9 mm | 7 | |
| 10 Sept. | Patchy rain possible | 26° /24° | 1 mm | 7 | |
| 11 Sept. | Patchy rain possible | 26° /25° | 0.7 mm | 7 | |
| 12 Sept. | Patchy rain possible | 26° /25° | 1.1 mm | 7 | |
| 13 Sept. | Patchy rain possible | 26° /25° | 1.5 mm | 7 | |
| 14 Sept. | Light rain shower | 26° /25° | 4.4 mm | 7 | |
| 15 Sept. | Patchy rain possible | 26° /25° | 2.7 mm | 7 | |
| 16 Sept. |  Partly cloudy | 26° /26° | 0.1 mm | 2.9 | |
| 17 Sept. | Patchy rain possible | 27° /26° | 3.6 mm | 2.9 | |
| 18 Sept. | Patchy rain possible | 27° /26° | 3.2 mm | 2.8 | |
| 19 Sept. | Patchy rain possible | 27° /26° | 1.7 mm | 2.8 | |
| 20 Sept. | Patchy rain possible | 27° /27° | 0.8 mm | 2.8 | |
| 21 Sept. | Patchy rain possible | 27° /26° | 0.6 mm | 0 | |
| 22 Sept. | Patchy rain possible | 27° /26° | 0.3 mm | 7 | |
| 23 Sept. | Patchy rain possible | 27° /26° | 4 mm | 7 | |
| 24 Sept. | Patchy rain possible | 26° /26° | 4 mm | 7 | |
| 25 Sept. | Patchy rain possible | 26° /25° | 2.9 mm | 7 | |
| 26 Sept. | Patchy rain possible | 26° /25° | 0.5 mm | 7 | |
| 27 Sept. | Patchy rain possible | 26° /25° | 0.1 mm | 7 | |
| 28 Sept. | Patchy rain possible | 26° /26° | 0.3 mm | 7 | |
| 29 Sept. | Partly cloudy | 27° /26° | 0 mm | 8 | |
| 30 Sept. | Patchy rain possible | 26° /25° | 3.3 mm | 7 | |
| Next | |||||
Leeward Islands in September - FAQ
Leeward Islands water temperatures in September
The average water temperature of the Pacific Ocean near Leeward Islands in September is 25.8 °C. At the beginning of September temperatures are around 25.9 °C; by the end of the month they get a bit cooler and reach 25.1 °C.
- What is the water temperature in Leeward Islands in September?
- The average water temperature in Leeward Islands in September is 25.8 °C.
- Can you swim in Leeward Islands in September?
- Ideal conditions for families and casual swimmers. You can stay in for long swims or reef explorations with no thermal protection required.
September rainfall patterns in Leeward Islands
UV exposure in Leeward Islands during September
Quick links
Where is Leeward Islands?Get accurate weather forecasts for Leeward Islands, located at latitude -16.5 and longitude -151.737. Stay updated with localized weather information tailored for Leeward Islands.