Muscat weather in September 2025

Expect 36°C daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Muscat in September. Check more long-term weather averages for Muscat in September before you book your next holiday to Oman in 2025/2026.

  • 36°C maximum daytime temperature in September in Muscat36
    36°C max day temperature
  • 10 hours of sunshine per day
  • 0 days with some rainfall in September in Muscat0
    0 days with some rainfall
  • 26°C minimum night-time temperature in September in Muscat26
    26°C min night temperature
  • 12 hours of daylight per day in September in Muscat12
    12 hours of daylight per day
  • Extreme heat & humidity in September in MuscatE
    Extreme heat & humidity
  • 0 mm monthly rainfall in September in Muscat0
    0 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in September in Muscat11
    11 (Extreme) UV index
  • 30°C sea temperature in September in Muscat30
    30°C sea temperature

More about Muscat

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The September weather guide for Oman (Muscat) 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 Muscat

How hot is it in Muscat in September?

Daytime temperatures usually reach 36°C in Muscat in September with extreme heat and humidity, falling to 26°C at night.

How sunny is it in Muscat in September?

There are normally 10 hours of bright sunshine each day in Muscat in September - that's 79% of daylight hours.

How warm is the sea around Muscat in September?

The average sea temperature around Muscat in September is 30°C.

Does it ever rain in Muscat in September?

There are usually no days with some rain in Muscat in September and the average monthly rainfall is 0mm.

Muscat September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:48 18:23
Monday, 15th September 2025 05:52 18:09
Tuesday, 30th September 2025 05:57 17:54

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