December weather forecast
Oman

December in Oman marks the advent of winter and is characterized by mild temperatures and reduced heat. Across most regions, the average temperatures during this time typically range between 18°C (64.4°F) and 25°C (77°F). This cooler climate provides a stark contrast to the intense heat experienced during the summer months.

In the capital city, Muscat, December temperatures usually range from 17°C (62.6°F) to 25°C (77°F), offering a pleasant environment compared to the scorching summer heat. Salalah, due to its southern location, continues to experience relatively milder conditions with temperatures typically oscillating between 18°C (64.4°F) and 26°C (78.8°F).

In the elevated regions of Jebel Shams and Jebel Akhdar, the drop in temperatures continues. These regions typically experience December temperatures between 10°C (50°F) and 20°C (68°F), offering even cooler conditions compared to the coastal areas.

In terms of precipitation, December typically experiences a further increase in rainfall, with an average of about 30mm (1.18") across the country. This increase, though modest, contributes to the relative freshness of the Omani winter.

Comparatively, December is cooler than the preceding month of November, underscoring the transition from the mild autumn season to the cooler winter months. As the country moves into the new year, these mild and pleasant conditions persist, marking the full onset of the Omani winter season.

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• Muscat - December »
  The month with the shortest days in Muscat is December, with an average of 10h and 42min of daylight. In Muscat, in December, the average water temperature is 25.7°C (78.3°F).
• Seeb - December »
  December has the shortest days of the year in Seeb with an average of 10h and 42min of daylight. December has the shortest days of the year in Seeb, with an average of 10h and 42min of daylight.
• Salalah - December »
  December is the month with the lowest UV index in Salalah with an average maximum UV index of 8. December is the month with the least rainfall in Salalah, with 1mm (0.04") of accumulated precipitation.
• Bawshar - December »
  With an average of 10h and 42min of daylight, December has the shortest days of the year in Bawshar, Oman. On the last day of December, in Bawshar, sunrise is at 06:48 and sunset at 17:30 +04.
• Sohar - December »
  As December arrives, Sohar's weather displays a minor decrease in high-temperatures, transitioning from November's moderately hot 29.5°C (85.1°F) to a still warm 26.1°C (79°F). On the first day of December in Sohar, sunrise is at 06:40 and sunset at 17:24.
• Nizwa - December »
  The month with the shortest days in Nizwa is December, with an average of 10h and 48min of daylight. In Nizwa, during December, the rain falls for 1 days and regularly aggregates up to 15mm (0.59") of precipitation.
• Sur - December »
  In December, the average heat index, which takes the relative humidity and factors it into the air temperature reading, is calculated to be 30°C (86°F). With an average of 10h and 48min of daylight, December has the shortest days of the year in Sur, Oman.
• Barka - December »
  Drawing the curtain on the year, December exhibits quintessential winter weather, venting peaceful and chill vibes in the city of Barka. December has the least sunshine of the year in Barka with an average of 7.3h of sunshine.
• Khasab - December »
  The month with the shortest days in Khasab is December, with an average of 10h and 30min of daylight. On the last day of December, in Khasab, sunrise is at 07:02 and sunset at 17:34 +04.