Weather in St Thomas Island in January 2025
- January is usually the coldest month of the year in St Thomas Island;
Average weather
Average temperature in St Thomas Island in January
The temperature in January is +81°F on average, with a range between a maximum of +82°F during the day and a minimum of +72°F at night.
The average maximum temperature goes down 17% by the end of the month, compared with the beginning of the month, from +82°F to +81°F.
Is St Thomas Island warm or cold in January?
St Thomas Island is typically warm in January.
Maximum temperatures go down compared to the previous month from +79°F to +77°F. The minimum temperature also goes down from +77°F to +75°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
January is the coldest month in St Thomas Island, here is the comparison with other months:
Climate in St Thomas Island in January
| December | January | February | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +79°F | +77°F | +77°F | ||||
| Min. temperature | ||||||
| +68°F | +70°F | +70°F | ||||
| Max. temperature | ||||||
| +86°F | +86°F | +84°F | ||||
| Rainfall | ||||||
| 61 mm | 40 mm | 33 mm | ||||
| Wind | ||||||
| 5 m/s | 5 m/s | 5 m/s | ||||
| Humidity | ||||||
| 79% | 78% | 78% | ||||
| Air pressure | ||||||
| 1015 HPa | 1016 HPa | 1016 HPa | ||||
| Sunny days | ||||||
| 5 | 6 | 5 | ||||
| Cloudy days | ||||||
| 3 | 3 | 4 | ||||
| Rainy days | ||||||
| 23 | 23 | 19 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
January often has better weather than December. It’s getting colder in January. From +79°F in the day, the average maximum temperature lowers to +77°F. As January arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 61 mm to 40 mm. It feels drier, as humidity decreases from 79% to 78%. The average wind speed doesn’t change much during January, staying around 5 m/s. The good news is there are likely to be more sunny days in January, from 5 to 6.
February brings much the same weather, it remains good.
Wind
The average wind speed is 5 m/s getting up to 8 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in St Thomas Island is gradually increasing during January, going from 4 m/s to 7 m/s over the course of the month.
Rain
How was the weather last January in St Thomas Island?
Climate Change Over the Years
The climate in St Thomas Island in January has not changed that much over the last 43 years.
The average temperature was the lowest in 1985 (+78°F) and the highest in 2020 (+84°F). The driest year was 2000 with only 546 mm of rainfall, and the wettest year was 2005 with 1557 mm.
FAQ
Is January a good time to visit St Thomas Island?
Can you sunbathe in St Thomas Island in January?
Is St Thomas Island rainy in January?
Is it sunny in St Thomas Island in January?
Monthly weather in St Thomas Island
Source of the data
For this page, we’ve looked at the typical weather in St Thomas Island, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.