Weather in Muscat in December 2025
- December is usually the wettest month of the year in Muscat;
Average weather
Average temperature in Muscat in December
The temperature in December is +79°F on average, with a range between a maximum of +82°F during the day and a minimum of +61°F at night.
The average maximum temperature goes down 8% by the end of the month, compared with the beginning of the month, from +81°F to +79°F.
Is Muscat warm or cold in December?
Muscat is typically warm in December.
Maximum temperatures go down compared to the previous month from +84°F to +77°F. The minimum temperature also goes down from +72°F to +66°F.
It’s generally warm, but pack a long-sleeve shirt for evenings.
December is one of the coolest months in Muscat, here is the comparison with other months:
Climate in Muscat in December
| November | December | January | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +84°F | +77°F | +75°F | ||||
| Min. temperature | ||||||
| +59°F | +54°F | +52°F | ||||
| Max. temperature | ||||||
| +95°F | +91°F | +90°F | ||||
| Rainfall | ||||||
| 8 mm | 13 mm | 14 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 61% | 67% | 67% | ||||
| Air pressure | ||||||
| 1014 HPa | 1017 HPa | 1017 HPa | ||||
| Sunny days | ||||||
| 25 | 21 | 21 | ||||
| Cloudy days | ||||||
| 3 | 6 | 6 | ||||
| Rainy days | ||||||
| 2 | 4 | 4 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
December weather is still as great as in November. It’s getting colder in December. From +84°F in the day, the average maximum temperature lowers to +77°F. Prepare for more rain. Average rainfall goes from 8 mm to 13 mm. Humidity rises from 61% to 67%. The average wind speed doesn’t change much during December, staying around 2 m/s. The days becoming less sunny, going from 25 sunny days in November to 21 in December.
January brings much the same weather, it remains great.
Wind
The average wind speed is 2 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Muscat is gradually increasing during December, going from 2 m/s to 2 m/s over the course of the month.
Rain
How was the weather last December in Muscat?
Climate Change Over the Years
The climate in Muscat in December has not changed that much over the last 43 years.
The average temperature was the lowest in 1989 (+86°F) and the highest in 2017 (+92°F). The driest year was 2018 with only 12 mm of rainfall, and the wettest year was 1997 with 295 mm.
FAQ
Is December a good time to visit Muscat?
Can you sunbathe in Muscat in December?
Is Muscat rainy in December?
Is it sunny in Muscat in December?
Monthly weather in Muscat
Source of the data
For this page, we’ve looked at the typical weather in Muscat, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
