Saint Thomas weather in October
Temperature, sea and sunshine in October: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in October
Good
Best time to visit: December – April
What is the weather like in Saint Thomas in October?
In October, Saint Thomas is hot: daytime highs average 28 °C, and even at night it stays warm at around 26 °C. The sea averages 29.1 °C – almost as warm as a bath. The sun shines for around 8 hours a day. It is the rainy season: rain falls on about 19 days, totalling 138 mm. The air is often humid and muggy. All in all, October is a good month for a holiday in Saint Thomas.
October compared
How the weather changes from September to November. Tap a month to open it.
| SeptemberSep | OctoberOct | NovemberNov | |
|---|---|---|---|
| Score | 59 | 61 | 69 |
| Day | 28° | 28° | 27° |
| Night | 27° | 26° | 26° |
| Sea | 29° | 29° | 28° |
| Sun | 8 h | 8 h | 8 h |
| Rain days | 18 | 19 | 16 |
More details for October
- Daylight
- 11 h 45 min06:13 – 17:58
- UV index
- 10 · very highclear sky, noon (estimate)All months
- Muggy days
- 31 daysdew point 18 °C or moreAll months
- Wind
- 26 km/haverage daily peakAll months
- Cloud cover
- 56 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC−4America/St_Thomas
How the score comes together
- Temperatureweight 50 %88 %
- Sunshineweight 20 %85 %
- Few rainy daysweight 30 %0 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
- Rain jacket or umbrella
Saint Thomas in October: quick answers
Is Saint Thomas hot in October?
Yes. In October, Saint Thomas is hot: daytime highs average 28 °C and nights stay around 26 °C.
Can you swim in Saint Thomas in October?
Yes. In October the sea averages 29.1 °C – almost as warm as a bath.
Does it rain much in Saint Thomas in October?
It rains often – on about 19 days, adding up to 138 mm.
Saint Thomas month by month
The whole year in Saint ThomasAll destinations: U.S. Virgin IslandsCaribbean weather in OctoberWhere to go in OctoberSea temperature in October
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences