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St Helena weather in March 2025
Expect 23°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in St Helena in March. Check more long-term weather averages for St Helena in March before you book your next holiday to St Helena & Islands in 2025/2026.
- 2323°C max day temperature
- 1515 days with some rainfall
- 1919°C min night temperature
- 1212 hours of daylight per day
- 0No heat & humidity
- 9090 mm of monthly rainfall
- 1111+ (Extreme) UV index
- 2525°C sea temperature
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Recommended for St Helena & Islands
The March weather guide for St Helena & Islands (St Helena) 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 / mm) | Imperial (°F / inches)
How hot is it in St Helena in March?
Daytime temperatures usually reach 23°C in St Helena in March, falling to 19°C at night.
How warm is the sea around St Helena in March?
The average sea temperature around St Helena in March is 25°C.
Does it ever rain in St Helena in March?
There are usually 15 days with some rain in St Helena in March and the average monthly rainfall is 90mm.
St Helena March sunrise & sunset times
Browse the sunrise and sunset times for St Helena in March 2025. Select a month to view St Helena sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Saturday, 1st March 2025 | 06:23 | 18:47 |
Sunday, 16th March 2025 | 06:26 | 18:36 |
Monday, 31st March 2025 | 06:28 | 18:25 |
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