St Catherine weather in September 2025

Expect 29°C daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in St Catherine in September. Check more long-term weather averages for St Catherine in September before you book your next holiday to Red Sea in 2025/2026.

  • 29°C maximum daytime temperature in September in St Catherine29
    29°C max day temperature
  • 11 hours of sunshine per day
  • 1 day with some rainfall in September in St Catherine1
    1 day with some rainfall
  • 14°C minimum night-time temperature in September in St Catherine14
    14°C min night temperature
  • 12 hours of daylight per day in September in St Catherine12
    12 hours of daylight per day
  • No heat & humidity in September in St Catherine0
    No heat & humidity
  • 5 mm monthly rainfall in September in St Catherine5
    5 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in September in St Catherine10
    10 (Very High) UV index

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The September weather guide for Red Sea (St Catherine) 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)

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More about Red Sea

How hot is it in St Catherine in September?

Daytime temperatures usually reach 29°C in St Catherine in September with no heat and humidity, falling to 14°C at night.

How sunny is it in St Catherine in September?

There are normally 11 hours of bright sunshine each day in St Catherine in September - that's 86% of daylight hours.

Does it ever rain in St Catherine in September?

There is usually 1 day with some rain in St Catherine in September and the average monthly rainfall is 5mm.

St Catherine September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:22 18:05
Monday, 15th September 2025 05:29 17:49
Tuesday, 30th September 2025 05:37 17:31

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