Virgin Islands (Saint Thomas)
September
Weather in Virgin Islands for September 2025
Your guide to Virgin Islands weather in September - trends and predictions
In general, the average temperature in Virgin Islands at the beginning of September is 28.9 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 30 °C by the end of September.
Virgin Islands in September brings notable rainfall, with an average of 20 rainy days and a total precipitation of 203.8 mm.
Temperatures
Rain 🌧️
10
Dry days
20
Rainy days
0
Snow days
29°/28°
Temperatures
25 km/h
Avg max wind
77 %
Avg humidity
Virgin Islands Weather September
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What’s the Weather Like in Virgin Islands This September?
Discover the average temperatures and weather trends across Virgin Islands’s cities this September.
Temperatures trend during September in Virgin Islands
See the weather trend as well as the moving average line
September weather in Virgin Islands day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain shower | 29° /28° | 1 mm | 6 | |
| 2 Sept. | Light rain shower | 29° /28° | 8.3 mm | 6 | |
| 3 Sept. | Light rain shower | 29° /28° | 3.2 mm | 6 | |
| 4 Sept. | Light rain shower | 29° /28° | 1.5 mm | 6 | |
| 5 Sept. | Light rain shower | 28° /28° | 2.5 mm | 6 | |
| 6 Sept. | Patchy rain possible | 29° /28° | 2 mm | 6 | |
| 7 Sept. | Light rain shower | 29° /28° | 8.5 mm | 6 | |
| 8 Sept. | Light rain shower | 29° /28° | 4 mm | 6 | |
| 9 Sept. |  Moderate or heavy rain with thunder | 29° /28° | 21.4 mm | 6 | |
| 10 Sept. | Light rain shower | 29° /28° | 3.8 mm | 6 | |
| 11 Sept. |  Patchy light drizzle | 29° /28° | 2.7 mm | 6 | |
| 12 Sept. | Light rain shower | 29° /28° | 1.1 mm | 6 | |
| 13 Sept. | Patchy rain possible | 29° /28° | 3.7 mm | 6 | |
| 14 Sept. | Light rain shower | 29° /28° | 4.2 mm | 6 | |
| 15 Sept. | Patchy rain possible | 29° /29° | 0.7 mm | 6 | |
| 16 Sept. |  Partly cloudy | 29° /28° | 0 mm | 7 | |
| 17 Sept. |  Overcast | 28° /27° | 0 mm | 6 | |
| 18 Sept. |  Cloudy | 29° /27° | 0 mm | 6 | |
| 19 Sept. |  Mist | 28° /27° | 0 mm | 6 | |
| 20 Sept. |  Sunny | 31° /28° | 0 mm | 8 | |
| 21 Sept. | Sunny | 30° /28° | 0 mm | 8 | |
| 22 Sept. | Sunny | 30° /28° | 0 mm | 8 | |
| 23 Sept. | Moderate or heavy rain with thunder | 30° /27° | 64.6 mm | 7 | |
| 24 Sept. |  Thundery outbreaks possible | 29° /28° | 0 mm | 6 | |
| 25 Sept. | Partly cloudy | 30° /28° | 0 mm | 8 | |
| 26 Sept. | Cloudy | 31° /28° | 37.8 mm | 7 | |
| 27 Sept. | Light rain shower | 29° /28° | 15.1 mm | 6 | |
| 28 Sept. | Thundery outbreaks possible | 31° /29° | 3.2 mm | 7 | |
| 29 Sept. |  Moderate or heavy rain shower | 29° /28° | 6.5 mm | 6 | |
| 30 Sept. | Light rain shower | 31° /28° | 7.9 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for Virgin 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 Virgin Islands forecast closer to your planned date for the most up-to-date weather information.
Change Month
Virgin Islands in September - FAQ
What are the expected maximum and minimum temperatures in Virgin Islands during September?
During September, expect a variety of temperatures with highs around 29° and lows near 28°, suitable for diverse activities and preferences.
How much rainfall should be expected in Virgin Islands during September?
Significant rainfall exceeding 203.8 mm is expected in Virgin Islands during September, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Virgin Islands during September?
The average wind speed in Virgin Islands during September is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Virgin Islands
Explore the daily rainfall trends and prepare for Virgin Islandss September weather 💧
UV exposure in Virgin Islands during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Virgin Islands?Get accurate weather forecasts for Virgin Islands, located at latitude 18.351 and longitude -64.924. Stay updated with localized weather information tailored for Virgin Islands.
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