easeweather.com
Saint Thomas
Charlotte AmalieSaint Croix
Saint Thomas
More Locations
Virgin Islands weather

Weather in Saint Thomas for December 2025

Your guide to Saint Thomas weather in December - trends and predictions

    Temperatures

  • Until now, December 2025 in Saint Thomas has been nearly identical to the historical average, with a temperature of 27.6 °C (showing only a slight deviation of -0.4 °C).

  • The forecast for the next days in Saint Thomas predicts temperatures to be around 26 °C, close to the historical average.

  • In general, the average temperature in Saint Thomas at the beginning of December is 28.1 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 25.7 °C by the end of December.

    • Rain 🌧️

  • Saint Thomas in December brings notable rainfall, with an average of 17 rainy days and a total precipitation of 319.2 mm.

Average dry days
14
Dry days
Average rainy days
17
Rainy days
Average snowy days
0
Snow days
Average temperatures
28°/26°
Temperatures
Average wind speed
31 km/h
Avg max wind
Average humidity
79 %
Avg humidity

Saint Thomas Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Cloudy
28°
2
Moderate or heavy rain shower
29°
3
Partly cloudy
29°
4
Moderate rain at times
29°
5
Partly cloudy
28°
6
Partly cloudy
27°
7
Moderate or heavy rain shower
27°
8
Partly cloudy
29°
9
Moderate or heavy rain shower
29°
10
Cloudy
28°
11
Patchy rain possible
27°
12
Moderate or heavy rain shower
28°
13
Overcast
28°
14
Cloudy
28°
15
Moderate or heavy rain shower
28°
16
Light rain shower
28°
17
Moderate or heavy rain shower
27°
18
Moderate or heavy rain shower
28°
19
Heavy rain at times
27°
20
Overcast
27°
21
Overcast
27°
22
Sunny
29°
23
Patchy rain possible
29°
24
Patchy rain possible
27°
25
Patchy rain possible
26°
26
Patchy rain possible
26°
27
Patchy rain possible
26°
28
Patchy rain possible
26°
29
Patchy rain possible
26°
30
Patchy rain possible
25°
31
Sunny
25°

Temperatures trend during December in Saint Thomas

See the weather trend as well as the moving average line

December weather in Saint Thomas day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Cloudy
Cloudy
 28° /26° 3.7 mm 6
2 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 29° /26° 12.2 mm 6
3 Dec. Partly cloudy
Partly cloudy
 29° /26° 3.6 mm 7
4 Dec. Moderate rain at times
Moderate rain at times
 29° /26° 2.4 mm 7
5 Dec. Partly cloudy
Partly cloudy
 28° /26° 0.2 mm 7
6 Dec. Partly cloudy
Partly cloudy
 27° /26° 0 mm 7
7 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 27° /26° 8.4 mm 6
8 Dec. Partly cloudy
Partly cloudy
 29° /25° 4 mm 7
9 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 29° /26° 5.2 mm 7
10 Dec. Cloudy
Cloudy
 28° /26° 0 mm 7
11 Dec. Patchy rain possible
Patchy rain possible
 27° /26° 0.2 mm 6
12 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 28° /26° 6.8 mm 6
13 Dec. Overcast
Overcast
 28° /26° 8.4 mm 6
14 Dec. Cloudy
Cloudy
 28° /26° 1.7 mm 6
15 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 28° /26° 32.5 mm 6
16 Dec. Light rain shower
Light rain shower
 28° /26° 19 mm 6
17 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 27° /25° 29.9 mm 6
18 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 28° /26° 18.5 mm 6
19 Dec. Heavy rain at times
Heavy rain at times
 27° /25° 6.2 mm 6
20 Dec. Overcast
Overcast
 27° /25° 0 mm 5
21 Dec. Overcast
Overcast
 27° /26° 0 mm 6
22 Dec. Sunny
Sunny
 29° /26° 0 mm 1.7
23 Dec. Patchy rain possible
Patchy rain possible
 29° /26° 3.2 mm 1.6
24 Dec. Patchy rain possible
Patchy rain possible
 27° /26° 4.2 mm 1.6
25 Dec. Patchy rain possible
Patchy rain possible
 26° /25° 2.2 mm 0.1
26 Dec. Patchy rain possible
Patchy rain possible
 26° /26° 1.1 mm 6
27 Dec. Patchy rain possible
Patchy rain possible
 26° /25° 0.3 mm 6
28 Dec. Patchy rain possible
Patchy rain possible
 26° /25° 0.5 mm 6
29 Dec. Patchy rain possible
Patchy rain possible
 26° /25° 1.6 mm 6
30 Dec. Patchy rain possible
Patchy rain possible
 25° /25° 0.2 mm 6
31 Dec. Sunny
Sunny
 25° /25° 0.1 mm 7
Next
Important Notice
Our weather forecast for Saint Thomas in December 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 Saint Thomas forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Saint Thomas in December - FAQ

What are the expected maximum and minimum temperatures in Saint Thomas during December?
During December, expect a variety of temperatures with highs around 28° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Saint Thomas during December?
Significant rainfall exceeding 319.2 mm is expected in Saint Thomas during December, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Saint Thomas during December?
The average wind speed in Saint Thomas during December is 31 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Saint Thomas

Explore the daily rainfall trends and prepare for Saint Thomass December weather 💧
Typically, Saint Thomas has 17 rainy days in December with a total of 319.2 mm of rainfall.

UV exposure in Saint Thomas during December

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

Quick links

More Saint Thomas weather pages
You are here
Location coordinates Where is Saint Thomas?

Get accurate weather forecasts for Saint Thomas, located at latitude 18.351 and longitude -64.924. Stay updated with localized weather information tailored for Saint Thomas.

Found a mistake?
We appreciate your attention to details. Tell us here.