Saint Thomas weather in June
Temperature, sea and sunshine in June: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in June
Good
Best time to visit: December – April
What is the weather like in Saint Thomas in June?
In June, Saint Thomas is hot: daytime highs average 28 °C, and even at night it stays warm at around 26 °C. The sea averages 28.1 °C – lovely and warm for swimming. The sun shines for around 8 hours a day. Rain is frequent, with about 12 rainy days and 58 mm in total. The air is often humid and muggy. It is often windy, with gusts of around 30 km/h. All in all, June is a good month for a holiday in Saint Thomas.
June compared
How the weather changes from May to July. Tap a month to open it.
More details for June
- Daylight
- 13 h 13 min05:43 – 18:56
- UV index
- 12 · extremeclear sky, noon (estimate)All months
- Muggy days
- 30 daysdew point 18 °C or moreAll months
- Wind
- 30 km/haverage daily peakAll months
- Cloud cover
- 57 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC−4America/St_Thomas
How the score comes together
- Temperatureweight 50 %91 %
- Sunshineweight 20 %88 %
- Few rainy daysweight 30 %42 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in June
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
- Rain jacket or umbrella
- Windproof jacket
Saint Thomas in June: quick answers
Is Saint Thomas hot in June?
Yes. In June, Saint Thomas is hot: daytime highs average 28 °C and nights stay around 26 °C.
Can you swim in Saint Thomas in June?
Yes. In June the sea averages 28.1 °C – lovely and warm for swimming.
Does it rain much in Saint Thomas in June?
Rain is frequent, with about 12 rainy days and 58 mm in total.
Saint Thomas month by month
The whole year in Saint ThomasAll destinations: U.S. Virgin IslandsCaribbean weather in JuneWhere to go in JuneSea temperature in June
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