JamaicaThe weather in December in Saint Thomas
It's hot in December in Saint Thomas with an average temperature of 30°C. Temperatures this month range from a low of 30°C to a high of 31°C. At night, you can expect temperatures between 25°C and 27°C.
December is an awesome month to be in Saint Thomas for sunny weather. You’ll have high temperatures and not much chance of rain this month.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for Saint Thomas, Jamaica. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 33°C in 2021, Saint Thomas reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 26°C in 2017. The extreme nighttime temperatures ranged from a lowest recorded value of 22°C to a highest value of 28°C.
Rainfall amount
In December, there is an average of 20 mm of precipitation, spread over 5 days. The wind speed is around 5 Bft, mostly coming from the Southeast.
Daily weather in December for Saint Thomas
Click on any day in December to get detailed info about the usual weather on that day in Saint Thomas. Check out the historical temperatures and precipitation over the past 10 years on this day.
December weather comparison
| Saint Thomas | New York | |
|---|---|---|
| Average temperature | 30°C | 9°C |
| Max. temperature | 31°C | 12°C |
| Min. temperature | 25°C | -5°C |
| Total precipitation | 20 mm | 133 mm |
| Rainy days | 5 days | 17 days |
Start of December
The month of December starts in Saint Thomas with hot temps, averaging around 31°C during the day and nights around 27°C.
Mid December
By mid-December, daytime temps drop to around 30°C, with nights around 26°C. Not much precipitation expected during this period. It’s mostly dry and sunny.
End of December
By the end of December, the average daytime temperature in Saint Thomas is around 31°C, while nighttime temps are about 26°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.
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UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
The hurricane season in Saint Thomas runs from June to November.
Check out the climate of Saint Thomas for all months and discover the best travel time
Temperature charts
These charts show the average temperatures in December in Saint Thomas, Jamaica. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in December in Saint Thomas
Temperature in December in Saint Thomas over the years
Precipitation charts
These charts show the average amount of precipitation in December in Saint Thomas, Jamaica. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in December in Saint Thomas
Total precipitation in December in Saint Thomas over the years
Daily UV index in December in Saint Thomas
This chart shows the average daily UV index in December in Saint Thomas, 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.
Weather experiences in December in Saint Thomas
Have you been to Saint Thomas in December?
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Average weather in Saint Thomas by month
Click on a month below to see detailed weather info for Saint Thomas. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.