Temperatures in September
It's hot in September in United States Virgin Islands with an average temperature of 32°C. Temperatures this month range from a low of 31°C to a high of 33°C. At night, you can expect temperatures between 26°C and 28°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for United States Virgin Islands in September. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of September
The month of September starts in United States Virgin Islands with hot temperatures, averaging around 33°C during the day and nights close to 28°C. A few showers might pop up in the first days of the month, but the weather remains mostly sunny and dry. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-September
By mid-September, the average daytime temperature drops to around 32°C, with nights close to 27°C. During this part of the month, you can expect regular precipitation, but there’ll also be some sunny days. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
End of September
By the end of September, the average daytime temperature in United States Virgin Islands will be around 32°C, with nights close to 28°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
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Precipitation in September
In September, there is an average of 111 mm of precipitation, spread over 14 days. The wind speed is around 3 Bft, mostly coming from the East.
The average precipitation chance is 46% per day this month.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in September for United States Virgin Islands. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
United States Virgin Islands in September |
UK | ||
|---|---|---|---|
 Average Temperature |
32°C | 20°C | |
 High Temp |
33°C | 22°C | |
| Low Temp |
31°C | 17°C | |
 Total Precipitation |
111 mm | 44 mm | |
| Rainy Days |
14 days | 8 days | |
August
UV index
The UV index is a maximum of 9 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is September a good time to visit United States Virgin Islands?
After some sun? Then September isn’t the best time to be in United States Virgin Islands. The temperature is pleasant, but there’s too much chance of rain this month.
Temperature records for United States Virgin Islands in September
With 35°C, United States Virgin Islands hit the highest temperature in the last 10 years in September 2015. The lowest daytime temperature in this month was 27°C in 2017. The extreme night temperatures ranged from a low of 23°C to a high of 30°C.
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Daily Temperature in September in United States Virgin Islands
This chart shows the average daily temperatures, both day and night, for each day in September in United States Virgin Islands, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in September in United States Virgin Islands
The chart below shows the average daily precipitation in September for United States Virgin Islands, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for September, you can expect around 14 days of rain in United States Virgin Islands.
Daily UV Index in September in United States Virgin Islands
This chart shows the average daily UV index in September in United States Virgin Islands, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in September in United States Virgin Islands Over the Years
This chart shows the average temperature in September in United States Virgin Islands, measured in degrees Celsius, over the past years.
Total Precipitation in September in United States Virgin Islands Over the Years
This chart shows the average precipitation in September in United States Virgin Islands, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in September for United States Virgin Islands
Click on a specific day in September for detailed info on the typical weather on that day in United States Virgin Islands. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in September in United States Virgin Islands
The weather in September in United States Virgin Islands is rated 2 out of 5 stars by 1 visitor. Have you been to United States Virgin Islands? Share your weather experience to help other visitors.
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Persistent severe thunderstorms literally ruined my holiday. I spent most of my time indoors, which was unfortunate.— This text is automatically translated to English
Have you been to United States Virgin Islands in September?
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Average Weather in United States Virgin Islands by Month
Click on a month below to see detailed weather info for United States Virgin Islands. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of United States Virgin Islands for all months at once
