Virgin Islands (Saint Croix)
September
Weather in Virgin Islands for September 2025
Your guide to Virgin Islands weather in September - trends and predictions
Hydrologic Outlook - See hour by hour.
Until now, September 2025 in Virgin Islands is slightly cooler than the historical average by -0.8 °C.
The forecast for the next days in Virgin Islands predicts temperatures to be around 30 °C, close to the historical average.
In general, the average temperature in Virgin Islands at the beginning of September is 30.3 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 30.1 °C by the end of September.
Virgin Islands experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 88.6 mm.
Official Weather Alert ⚠️
Temperatures
Rain 🌧️
8
Dry days
22
Rainy days
0
Snow days
30°/27°
Temperatures
22 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. |  Patchy rain possible | 30° /27° | 1 mm | 7 | |
| 2 Sept. |  Moderate rain | 30° /27° | 7.3 mm | 6 | |
| 3 Sept. |  Moderate rain at times | 31° /27° | 3.8 mm | 7 | |
| 4 Sept. |  Overcast | 30° /27° | 4 mm | 7 | |
| 5 Sept. |  Partly cloudy | 30° /27° | 2.3 mm | 7 | |
| 6 Sept. | Moderate rain | 31° /27° | 5.7 mm | 7 | |
| 7 Sept. |  Torrential rain shower | 30° /27° | 4.6 mm | 7 | |
| 8 Sept. | Light rain shower | 30° /27° | 13.6 mm | 6 | |
| 9 Sept. |  Thundery outbreaks possible | 31° /27° | 6.5 mm | 7 | |
| 10 Sept. | Light rain shower | 31° /27° | 2.7 mm | 7 | |
| 11 Sept. | Patchy rain possible | 31° /27° | 1 mm | 7 | |
| 12 Sept. |  Cloudy | 30° /27° | 1.7 mm | 7 | |
| 13 Sept. | Light rain shower | 30° /27° | 1.6 mm | 7 | |
| 14 Sept. | Light rain shower | 30° /27° | 2.8 mm | 7 | |
| 15 Sept. |  Patchy light rain with thunder | 31° /27° | 2.2 mm | 7 | |
| 16 Sept. |  Sunny | 31° /28° | 0 mm | 2.7 | |
| 17 Sept. | Heavy rain | 29° /27° | 41.9 mm | 2.4 | |
| 18 Sept. | Heavy rain | 29° /28° | 66.8 mm | 2.6 | |
| 19 Sept. | Moderate rain | 30° /27° | 5.4 mm | 2.7 | |
| 20 Sept. | Patchy rain possible | 30° /27° | 0.7 mm | 0.2 | |
| 21 Sept. | Patchy rain possible | 30° /27° | 0.1 mm | 6 | |
| 22 Sept. | Patchy rain possible | 29° /26° | 0.1 mm | 6 | |
| 23 Sept. | Sunny | 30° /26° | 0 mm | 7 | |
| 24 Sept. | Patchy rain possible | 30° /27° | 0.4 mm | 6 | |
| 25 Sept. | Patchy rain possible | 29° /27° | 1.8 mm | 6 | |
| 26 Sept. | Patchy rain possible | 30° /26° | 1.8 mm | 6 | |
| 27 Sept. | Patchy rain possible | 30° /27° | 0.1 mm | 6 | |
| 28 Sept. | Patchy rain possible | 30° /27° | 0.6 mm | 6 | |
| 29 Sept. | Patchy rain possible | 30° /27° | 0.2 mm | 6 | |
| 30 Sept. | Patchy rain possible | 32° /27° | 1 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 30° and lows near 27°, suitable for diverse activities and preferences.
How much rainfall should be expected in Virgin Islands during September?
Moderate rainfall is anticipated in Virgin Islands during September, with a total of 88.6 mm spread over approximately 22 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Virgin Islands during September?
The average wind speed in Virgin Islands during September is 22 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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Top locations in Virgin Islands
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Where is Virgin Islands?Get accurate weather forecasts for Virgin Islands, located at latitude 17.728 and longitude -64.747. Stay updated with localized weather information tailored for Virgin Islands.
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