St Helena weather in July 2025

Expect 18°C daytime maximum temperatures in the shade with on average -9999 hours of sunshine per day in St Helena in July. Check more long-term weather averages for St Helena in July before you book your next holiday to St Helena & Islands in 2025/2026.

  • 18°C maximum daytime temperature in July in St Helena18
    18°C max day temperature
  • 16 days with some rainfall in July in St Helena16
    16 days with some rainfall
  • 15°C minimum night-time temperature in July in St Helena15
    15°C min night temperature
  • 11 hours of daylight per day in July in St Helena11
    11 hours of daylight per day
  • No heat & humidity in July in St Helena0
    No heat & humidity
  • 84 mm monthly rainfall in July in St Helena84
    84 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in July in St Helena8
    8 (Very High) UV index
  • 21°C sea temperature in July in St Helena21
    21°C sea temperature

More about St Helena

St Helena by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for St Helena & Islands

Momondo: Compare latest car hire deals

  • Search & compare the best car hire deals
  • Free 48-hour cancellation policy & no hidden charges
  • Check prices with Avis, Europcar, Sixt & more
Go to Momondo deal >>

View all Momondo offers

The July 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)

Back to top

How hot is it in St Helena in July?

Daytime temperatures usually reach 18°C in St Helena in July, falling to 15°C at night.

How warm is the sea around St Helena in July?

The average sea temperature around St Helena in July is 21°C.

Does it ever rain in St Helena in July?

There are usually 16 days with some rain in St Helena in July and the average monthly rainfall is 84mm.

St Helena July sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 06:51 18:03
Wednesday, 16th July 2025 06:51 18:07
Thursday, 31st July 2025 06:47 18:11

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^