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Weather in St. Thomas for May 2025

Your guide to St. Thomas weather in May - trends and predictions
  • In general, the average temperature in St. Thomas at the beginning of May is 18.6 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 22 °C by the end of May.

  • The climate of St. Thomas in May is notably wet, with an average of 14 rainy days.

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Average dry days
17
Dry days
Average rainy days
14
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/9°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
72 %
Avg humidity

St. Thomas in May average weather

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Temperatures trend during May in St. Thomas

See the weather trend as well as the moving average line

May weather day by day

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Date Weather Temperatures Rain UV More
1 May Light drizzle
Light drizzle
20° /9° 0.4 mm 5
2 May Patchy rain possible
Patchy rain possible
14° /7° 0 mm 3
3 May Light rain shower
Light rain shower
20° /11° 4.7 mm 5
4 May Patchy rain possible
Patchy rain possible
19° /13° 0.2 mm 4
5 May Light rain shower
Light rain shower
18° /10° 0.5 mm 4
6 May Partly cloudy
Partly cloudy
19° /6° 0 mm 5
7 May Patchy rain possible
Patchy rain possible
20° /7° 3.1 mm 5
8 May Overcast
Overcast
22° /12° 1.1 mm 5
9 May Light rain shower
Light rain shower
12° /6° 6.4 mm 3
10 May Light rain shower
Light rain shower
14° /8° 2.5 mm 3
11 May Light rain shower
Light rain shower
10° /6° 7.6 mm 3
12 May Patchy rain possible
Patchy rain possible
14° /6° 0.7 mm 3
13 May Patchy light rain with thunder
Patchy light rain with thunder
22° /10° 9.4 mm 5
14 May Light rain shower
Light rain shower
15° /11° 15.6 mm 4
15 May Patchy rain possible
Patchy rain possible
20° /11° 0.1 mm 5
16 May Patchy rain possible
Patchy rain possible
20° /11° 0.3 mm 5
17 May Patchy rain possible
Patchy rain possible
22° /12° 0.6 mm 5
18 May Mist
Mist
24° /12° 0.1 mm 5
19 May Patchy rain possible
Patchy rain possible
25° /13° 0.1 mm 6
20 May Moderate rain at times
Moderate rain at times
13° /8° 12.6 mm 3
21 May Sunny
Sunny
22° /8° 0 mm 6
22 May Partly cloudy
Partly cloudy
23° /13° 1.6 mm 6
23 May Cloudy
Cloudy
23° /10° 0 mm 6
24 May Cloudy
Cloudy
21° /10° 0 mm 5
25 May Sunny
Sunny
20° /7° 2.8 mm 5
26 May Sunny
Sunny
22° /7° 1.3 mm 6
27 May Sunny
Sunny
22° /10° 2.3 mm 5
28 May Sunny
Sunny
21° /10° 1.2 mm 5
29 May Sunny
Sunny
23° /9° 0.6 mm 6
30 May Sunny
Sunny
22° /9° 0 mm 6
31 May Sunny
Sunny
24° /10° 0 mm 6
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Important Notice
Our weather forecast for St. Thomas in May 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 St. Thomas forecast closer to your planned date for the most up-to-date weather information.

St. Thomas in May - FAQ

What are the expected maximum and minimum temperatures in St. Thomas during May?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 9°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in St. Thomas during May?
Moderate rainfall is anticipated in St. Thomas during May, with a total of 69.3 mm spread over approximately 14 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in St. Thomas during May?
The average wind speed in St. Thomas during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in St. Thomas

Explore the daily rainfall trends and prepare for St. Thomass May weather 💧

UV exposure in St. Thomas during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

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Location coordinates Where is St. Thomas?

Get accurate weather forecasts for St. Thomas, located at latitude 42.774 and longitude -81.18. Stay updated with localized weather information tailored for St. Thomas.

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