- Check out exclusive hotel deals available in Hopper App
- Save on hotels, flights & car hire in 2023/2024
- Download & use for FREE. No hidden charges
St Helena weather in May 2025
Expect 21°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in St Helena in May. Check more long-term weather averages for St Helena in May before you book your next holiday to St Helena & Islands in 2025/2026.
- 2121°C max day temperature
- 1414 days with some rainfall
- 1717°C min night temperature
- 1111 hours of daylight per day
- 0No heat & humidity
- 7171 mm of monthly rainfall
- 99 (Very High) UV index
- 2424°C sea temperature
More about St Helena
- Overview
- Best time to visit
- Weather by month
- 5-day weather forecast
- Destinations
- Travel advice
- Deals & discounts
St Helena by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for St Helena & Islands
The May 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 May?
Daytime temperatures usually reach 21°C in St Helena in May, falling to 17°C at night.
How warm is the sea around St Helena in May?
The average sea temperature around St Helena in May is 24°C.
Does it ever rain in St Helena in May?
There are usually 14 days with some rain in St Helena in May and the average monthly rainfall is 71mm.
St Helena May sunrise & sunset times
Browse the sunrise and sunset times for St Helena in May 2025. Select a month to view St Helena sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Thursday, 1st May 2025 | 06:34 | 18:05 |
Friday, 16th May 2025 | 06:38 | 18:00 |
Saturday, 31st May 2025 | 06:43 | 17:58 |
Be inspired
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Related posts
Popular travel offers
Explore holidays in the sun for less
- Beach holidays
- Family holidays
- City breaks
- Summer holidays
- Winter sun holidays
- Holiday offers
- Top travel brands
- Airlines & flights
- Discount hotels
- Airport parking deals
- TUI
- Jet2holidays
- easyJet holidays
- Love Holidays
- Black Friday sales
Airport parking
- Manchester Airport
- Stansted Airport
- Bristol Airport
- Luton Airport
- Birmingham Airport
- Edinburgh Airport
- Gatwick Airport
- Glasgow Airport
- Newcastle Airport
Airport lounges
- Manchester Airport
- Birmingham Airport
- Bristol Airport
- Edinburgh Airport
- Glasgow Airport
- Heathrow Airport
- Newcastle Airport
- Stansted Airport
- Gatwick Airport