Saint-Denis weather in July 2025

Expect 70°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Saint-Denis in July. Check more long-term weather averages for Saint-Denis in July before you book your next holiday to Reunion in 2025/2026.

  • 70°F maximum daytime temperature in July in Saint-Denis70
    70°F max day temperature
  • 6 hours of sunshine per day
  • 15 days with some rainfall in July in Saint-Denis15
    15 days with some rainfall
  • 59°F minimum night-time temperature in July in Saint-Denis59
    59°F min night temperature
  • 11 hours of daylight per day in July in Saint-Denis11
    11 hours of daylight per day
  • No heat & humidity in July in Saint-Denis0
    No heat & humidity
  • 2.9 inches monthly rainfall in July in Saint-Denis2.9
    2.9 inches of monthly rainfall
  • UV (maximum) index 6 (High) in July in Saint-Denis6
    6 (High) UV index
  • 75°F sea temperature in July in Saint-Denis75
    75°F sea temperature

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The July weather guide for Reunion (Saint-Denis) 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)

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How hot is it in Saint-Denis in July?

Daytime temperatures usually reach 70°F in Saint-Denis in July, falling to 59°F at night.

How sunny is it in Saint-Denis in July?

There are normally 6 hours of bright sunshine each day in Saint-Denis in July - that's 55% of daylight hours.

How warm is the sea around Saint-Denis in July?

The average sea temperature around Saint-Denis in July is 75°F.

Does it rain in Saint-Denis in July?

There are usually 15 days with some rain in Saint-Denis in July and the average monthly rainfall is 2.9 inches.

Saint-Denis July sunrise & sunset times

Browse the sunrise and sunset times for Saint-Denis in July 2025. Select a month to view Saint-Denis sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 06:56 17:49
Wednesday, 16th July 2025 06:55 17:54
Thursday, 31st July 2025 06:50 18:00

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