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Weather in September in Saint Thomas

Thinking about venturing to Saint Thomas this September and curious about the weather conditions to expect? This page holds all the key information you seek, responding to your question:

What is the weather like in Saint Thomas in September?

Saint Thomas is a region in US Virgin Islands. September in Saint Thomas generally has warm temperatures, with high precipitation.

Temperatures

You can expect warm maximum daytime temperatures of around 30°C and nighttime temperatures around 27°C in Charlotte Amalie. The temperatures cited for both day and night represent usual averages, but it's possible some days could be hotter. It's advisable to dress accordingly to handle the heat.

Precipitation

September is a rainy month with an average rainfall of around 148 mm in Charlotte Amalie. Charlotte Amalie experiences its highest rainfall in this month of the year. Come prepared by bringing an umbrella.

For specific regional insights in Saint Thomas for September, refer to the map provided below. For an in-depth overview of the yearly weather conditions, do visit our Saint Thomas climate page.

Where to go in Saint Thomas in September

Find more information for the most popular destinations in the Saint Thomas on the map below. Click on a destination dot for more detailes.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

Popular destinations

What is the weather like in September for the 5 most popular destinations in Saint Thomas?

Charlotte Amalie

In September Charlotte Amalie generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 27°C and high monthly rainfall. So on average the conditions are tolerable that month.

Charlotte Amalie
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
30°C 
27°C 
114 mm 
20 days 
30°C 
27°C 
148 mm 
18 days 
October   >> October
>>  
29°C 
26°C 
140 mm 
19 days 
Climate in Charlotte Amalie

East End

In September East End generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 27°C and high monthly rainfall. So on average the conditions are tolerable that month.

East End
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
30°C 
27°C 
113 mm 
20 days 
30°C 
27°C 
147 mm 
18 days 
October   >> October
>>  
29°C 
26°C 
140 mm 
19 days 
Climate in East End

Lindbergh Bay

In September Lindbergh Bay generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 27°C and high monthly rainfall. So on average the conditions are tolerable that month.

Lindbergh Bay
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
30°C 
27°C 
115 mm 
20 days 
30°C 
27°C 
148 mm 
18 days 
October   >> October
>>  
29°C 
26°C 
140 mm 
19 days 
Climate in Lindbergh Bay

Estate Thomas

In September Estate Thomas generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 27°C and high monthly rainfall. So on average the conditions are tolerable that month.

Estate Thomas
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
30°C 
27°C 
114 mm 
20 days 
30°C 
27°C 
148 mm 
18 days 
October   >> October
>>  
29°C 
26°C 
140 mm 
19 days 
Climate in Estate Thomas

Mandal

In September Mandal generally has high temperatures with maximum daytime temperatures around 30°C, minimum nighttime temperatures around 27°C and high monthly rainfall. So on average the conditions are tolerable that month.

Mandal
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
30°C 
27°C 
114 mm 
20 days 
30°C 
27°C 
147 mm 
18 days 
October   >> October
>>  
29°C 
26°C 
140 mm 
19 days 
Climate in Mandal

Is your destination not in the list? Have a look at other destinations in Saint Thomas, in US Virgin Islands.

Is September the best time to visit Saint Thomas?

In our opinion, September may not be the ideal time to visit Saint Thomas due to the typically tolerable weather in Charlotte Amalie.

On average, the best time to visit Saint Thomas is in January, February, March, April, May, June, July and December with generally perfect weather in Charlotte Amalie. On the other hand, the weather in August and September tend to be tolerable.

Interested in more climate information?

We have much more information about the climate in Saint Thomas. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to US Virgin Islands? Get detailed historical weather averages for many cities in US Virgin Islands.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.