St Barthelemy weather in March 2025

Q: How hot is it in St Barthelemy in March?

Daytime temperatures usually reach 29°C in St Barthelemy in March with moderate heat and humidity, falling to 23°C at night.

Q: How sunny is it in St Barthelemy in March?

There are normally 9 hours of bright sunshine each day in St Barthelemy in March - that's 71% of daylight hours.

Q: How warm is the sea around St Barthelemy in March?

The average sea temperature around St Barthelemy in March is 26°C.

Q: Does it rain in St Barthelemy in March?

There are usually 13 days with some rain in St Barthelemy in March and the average monthly rainfall is 43mm.

Expect 84°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in St Barthelemy in March. Check more long-term weather averages for St Barthelemy in March before you book your next holiday to St Barthelemy in 2025/2026.

84
84°F max day temperature
9
9 hours of sunshine per day
13
13 days with some rainfall
73
73°F min night temperature
12
12 hours of daylight per day
M
Moderate heat & humidity
1.7
1.7 inches of monthly rainfall
11
11+ (Extreme) UV index
79
79°F sea temperature

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The March weather guide for St Barthelemy shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

How hot is it in St Barthelemy in March?

Daytime temperatures usually reach 84°F in St Barthelemy in March with moderate heat and humidity, falling to 73°F at night.

How sunny is it in St Barthelemy in March?

There are normally 9 hours of bright sunshine each day in St Barthelemy in March - that's 71% of daylight hours.

How warm is the sea around St Barthelemy in March?

The average sea temperature around St Barthelemy in March is 79°F.

Does it rain in St Barthelemy in March?

There are usually 13 days with some rain in St Barthelemy in March and the average monthly rainfall is 1.7 inches.

St Barthelemy March sunrise & sunset times

Browse the sunrise and sunset times for St Barthelemy in March 2025. Select a month to view St Barthelemy sunrise and sunset times for the next 12 months.

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