Muscat weather in December 2025

Expect daytime maximum temperatures of 26°C in Muscat, Oman in December based on long-term weather averages. There are 9 hours of sunshine per day on average.

  • 26°C maximum daytime temperature in December in Muscat26
    26°C max day temperature
  • 9 hours of sunshine per day
  • 2 days with some rainfall in December in Muscat2
    2 days with some rainfall
  • 18°C minimum night-time temperature in December in Muscat18
    18°C min night temperature
  • 11 hours of daylight per day in December in Muscat11
    11 hours of daylight per day
  • Low heat & humidity in December in MuscatL
    Low heat & humidity
  • 10 mm monthly rainfall in December in Muscat10
    10 mm of monthly rainfall
  • UV (maximum) index 6 (High) in December in Muscat6
    6 (High) UV index
  • 25°C sea temperature in December in Muscat25
    25°C sea temperature

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The December 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 December?

Daytime temperatures usually reach 26°C in Muscat in December with low heat and humidity, falling to 18°C at night.

How sunny is it in Muscat in December?

There are normally 9 hours of bright sunshine each day in Muscat in December - that's 80% of daylight hours.

How warm is the sea around Muscat in December?

The average sea temperature around Muscat in December is 25°C.

Does it ever rain in Muscat in December?

There are usually 2 days with some rain in Muscat in December and the average monthly rainfall is 10mm.

Muscat December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 06:31 17:18
Tuesday, 16th December 2025 06:41 17:22
Wednesday, 31st December 2025 06:48 17:30

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