Muscat Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Muscat.
Climate overview of Muscat
Muscat is the capital of Oman, the easternmost country on the Arabian Peninsula.
Muscat has a desert climate, with warm winters and scorching hot summers. During the hottest months, temperatures easily reach 40°C (104°F) to sometimes as high as 50°C (122°F) in the shade. In winter, daytime temperatures are a pleasant 25°C (77°F)–30°C (86°F), while nights remain comfortable at just under or around 20°C (68°F).
The city receives just under 100 mm (3.9 in) of rainfall annually, almost all of which falls during winter. January sees the highest average rainfall, at 18 mm (0.7 in).
Muscat Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Muscat - and find the best time to visit.
Monthly Temperature in Muscat
The climate in Muscat is known for significant temperature differences throughout the year, making the weather dynamic. Average daytime temperatures reach a very hot 37°C (99°F) in June. In January, the coolest month of the year, temperatures drop to a comfortable 25°C (77°F).
At night, temperatures range from around 31°C (88°F) in June to 19°C (66°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Muscat
Muscat is known for its low rainfall, with yearly precipitation amounts around 89 mm (3.5 in). Muscat can be quite wet during January, receiving approximately 18 mm (0.7 in) of precipitation over a single rainy day.
In contrast, during the driest month (September), you will experience much drier conditions, with 0.2 mm (0.01 in) of precipitation spread across 0 rainy days. For more details, please visit our Muscat Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Muscat
Muscat experiences moderate variation in sunshine hours across the seasons. With 11.6 hours daily sunshine in May, it dips to 8.2 hours in February, offering a balanced mix of sunny and overcast days.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Muscat by Month
The relative humidity is moderate throughout the year in Muscat.
The city experiences its highest humidity in August, reaching 67%. In May, the humidity drops to its lowest level at 42%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Muscat
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: January, February, March, November and December
- Warmest weather: May, June and July
- Most sunshine: May
- Seasonal pattern: Very little rainfall year-round, with very hot summers and warm winters
Frequently asked questions about the climate in Muscat
What is the best time to visit Muscat?
January, February, March, November and December typically offer the most optimal weather in Muscat. In contrast, May, June, July, August and September tend to have less optimal conditions. Muscat has very little rainfall year-round, with very hot summers and warm winters.
What temperatures can I expect in Muscat?
Daytime highs range from 25°C (77°F) in January to 37°C (99°F) in June. Nighttime lows range from 19°C (66°F) to 31°C (88°F). Temperatures vary considerably through the year.
How much rain does Muscat get?
Annual rainfall is around 89 mm (3.5 in). January is the wettest month with 18 mm (0.7 in), while September is the driest with 0.2 mm (0.01 in).
How sunny is Muscat?
Muscat receives around 3,500 hours of sunshine per year. May is the sunniest month with 348 hours, while February is the cloudiest with just 245 hours. Overall, Muscat enjoys abundant sunshine.
Muscat 3-Day Forecast
Muscat on the map
Muscat is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
Bucket list
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Spot turtles in Oman
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Stargaze at the Sharqiya Sands
The Sharqiya Sands (formerly known as Wahiba Sands) is a desert how you imagine a desert to be. An almost uninhabited strip of sand with towering endless dunes that have been formed by the wind into perfectly rounded hills.