Oman weather in December 2025

Expect daytime maximum temperatures of 79°F in Oman in December based on long-term weather averages. There are 9 hours of sunshine per day on average.

  • 79°F maximum daytime temperature in December in Oman (Muscat)79
    79°F max day temperature
  • 9 hours of sunshine per day
  • 2 days with some rainfall in December in Oman (Muscat)2
    2 days with some rainfall
  • 64°F minimum night-time temperature in December in Oman (Muscat)64
    64°F min night temperature
  • 11 hours of daylight per day in December in Oman (Muscat)11
    11 hours of daylight per day
  • Low heat & humidity in December in Oman (Muscat)L
    Low heat & humidity
  • 0.4 inches monthly rainfall in December in Oman (Muscat)0.4
    0.4 inches of monthly rainfall
  • UV (maximum) index 6 (High) in December in Oman (Muscat)6
    6 (High) UV index
  • 77°F sea temperature in December in Oman (Muscat)77
    77°F 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.

Top Oman destinations

Below are average maximum temperatures at popular countries, regions and places in Oman in December. Select a holiday destination to see more weather parameters.

All Oman destinations

Metric (°C)  |  Imperial (°F)

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More about Oman

How hot is it in Oman in December?

Daytime temperatures usually reach 79°F in Muscat, Oman in December with low heat and humidity, falling to 64°F at night.

How sunny is it in Oman in December?

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

How warm is the sea around Oman in December?

The average sea temperature around Muscat, Oman in December is 77°F.

Does it ever rain in Oman in December?

There are usually 2 days with some rain in Muscat, Oman in December and the average monthly rainfall is 0.4 inches.

Oman December sunrise & sunset times

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

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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