Climate and monthly weather forecast
Muscat, Oman

A beautiful park outside the Grand Mosque Muscat, in Oman
A beautiful park outside the Grand Mosque Muscat, in Oman

The best time to visit Muscat

The best months for a swim in Muscat, Oman, are April, October through December, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.

Weather in January

January, the same as December, is another warm winter month in Muscat, Oman, with temperature in the range of an average high of 25.5°C (77.9°F) and an average low of 17.3°C (63.1°F). January is the coldest month, with an average high-temperature of 25.5°C (77.9°F) and an average low-temperature of 17.3°C (63.1°F). Weather in January »

Weather in February

The last month of the winter, February, is another warm month in Muscat, Oman, with temperature in the range of an average low of 17.6°C (63.7°F) and an average high of 26.1°C (79°F). In Muscat, Oman, the average high-temperature in February is practically the same as in January - a still warm 26.1°C (79°F). Weather in February »

Weather in March

March, the first month of the spring in Muscat, is still a warm month, with an average temperature fluctuating between 29.8°C (85.6°F) and 20.7°C (69.3°F). In Muscat, the average high-temperature in March marginally rises from a moderately hot 26.1°C (79°F) in February to a still warm 29.8°C (85.6°F). Weather in March »

Weather in April

April in Muscat, Oman, is a tropical spring month, with an average temperature fluctuating between 24.7°C (76.5°F) and 34.7°C (94.5°F). The ideal sea water temperature of 26.8°C (80.2°F) and only 1 rainfall days, with 17.1mm (0.67") of accumulated rainfall, makes April the best time for swimming and other water activities. Weather in April »

Weather in May

The last month of the spring, May, is a torrid month in Muscat, Oman, with temperature in the range of an average low of 29.1°C (84.4°F) and an average high of 39.5°C (103.1°F). In May, the average high-temperature marginally rises from a hot 34.7°C (94.5°F) in April to a sweltering 39.5°C (103.1°F). Weather in May »

Weather in June

June, the first month of the summer in Muscat, is a scorching month, with an average temperature ranging between min 30.6°C (87.1°F) and max 40.4°C (104.7°F). With an average high-temperature of 40.4°C (104.7°F) and an average low-temperature of 30.6°C (87.1°F), June is the warmest month. In June, the average heat index is computed to be a burning hot 55.3°C (131.5°F). Weather in June »

Weather in July

July, like June, in Muscat, Oman, is a very hot summer month, with temperature in the range of an average high of 38.6°C (101.5°F) and an average low of 30.4°C (86.7°F). In Muscat, the average high-temperature in July is relatively the same as in June - a very hot 38.6°C (101.5°F). Weather in July »

Weather in August

August, the last month of the summer in Muscat, is another torrid month, with an average temperature fluctuating between 28.4°C (83.1°F) and 36.2°C (97.2°F). In Muscat, the average high-temperature in August is relatively the same as in July - a still sweltering 36.2°C (97.2°F). Weather in August »

Weather in September

The first month of the autumn, September, is also a sweltering month in Muscat, Oman, with an average temperature fluctuating between 36.3°C (97.3°F) and 27.5°C (81.5°F). In Muscat, the average high-temperature in September is almost the same as in August - a still torrid 36.3°C (97.3°F). Weather in September »

Weather in October

October, the same as September, is a very hot autumn month in Muscat, Oman, with an average temperature varying between 35°C (95°F) and 24.9°C (76.8°F). The perfect water temperature of 29.7°C (85.5°F) and 1mm (0.04") of accumulated rainfall makes October a great period for swimming and other water activities. Weather in October »

Weather in November

November, the last month of the autumn in Muscat, is another tropical month, with temperature in the range of an average high of 30.5°C (86.9°F) and an average low of 20.9°C (69.6°F). An excellent water temperature of 27.9°C (82.2°F) and 6.8mm (0.27") of accumulated rainfall makes November a prime for swimming and other water activities. Weather in November »

Weather in December

The first month of the winter, December, is also a moderately hot month in Muscat, Oman, with temperature in the range of an average high of 27.1°C (80.8°F) and an average low of 18.9°C (66°F). The ideal sea water temperature of 25.7°C (78.3°F) and only 2 rainfall days, with 13.3mm (0.52") of accumulated rainfall, makes December the best time for swimming and other water activities. Weather in December »
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FAQ

What is the coldest month in Muscat?

The coldest month in Muscat, Oman, is January, with an average high-temperature of 25.5°C (77.9°F) and an average low-temperature of 17.3°C (63.1°F).

How much does it rain in Muscat?

In Muscat, Oman, during the entire year, the rain falls for 10 days and collects up to 100.3mm (3.95") of precipitation.

What are the months with the lowest UV index in Muscat?

The months with the lowest UV index in Muscat are January and December, with an average maximum UV index of 6.

What is the wettest month in Muscat?

The month with the most rainfall is February, when the rain falls for 3 days and typically aggregates up to 24.5mm (0.96") of precipitation.

What month is the sea coldest in Muscat?

With an average sea temperature of 23.3°C (73.9°F), February is the month with the coldest seawater.

When is the highest UV index in Muscat?

The months with the highest UV index in Muscat, Oman, are April through August, with an average maximum UV index of 12.

What is the least humid month in Muscat?

With an average relative humidity of 42%, May is the least humid month.

What month has the most sunshine in Muscat?

With an average of 11.2h of sunshine, May has the most sunshine of the year.

What is the warmest month in Muscat?

June is the warmest month in Muscat, with an average high-temperature of 40.4°C (104.7°F) and an average low-temperature of 30.6°C (87.1°F).

What is the month with the warmest sea water in Muscat?

With an average sea temperature of 31.6°C (88.9°F), June is the month with the warmest seawater in Muscat.

When are the longest days in Muscat?

The month with the longest days in Muscat is June, with an average of 13h and 34min of daylight.

What is the most humid month in Muscat?

August is the most humid month in Muscat, with an average relative humidity of 67%.

What is the driest month in Muscat?

The only month without rainfall in Muscat, Oman, is September.

When does it rain in Muscat?

Months with rainfall in Muscat are January through August, October through December.

What is the month with the shortest days in Muscat?

December has the shortest days of the year, with an average of 10h and 43min of daylight.

Is there Daylight Saving Time (DST) in Muscat?

Muscat, Oman, does not utilize Daylight Saving Time (DST). +04 timezone is used over the entire year.

What is the month with the least sunshine in Muscat?

With an average of 8.6h of sunshine, December has the least sunshine of the year in Muscat, Oman.

Average temperature
Muscat, Oman

Average temperature - Muscat, Oman

The warmest month (with the highest average high temperature) is June (40.4°C).
The month with the lowest average high temperature is January (25.5°C).

The month with the highest average low temperature is June (30.6°C).
The coldest month (with the lowest average low temperature) is January (17.3°C).

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Average rainfall
Muscat, Oman

Average rainfall - Muscat, Oman

The wettest month (with the highest rainfall) is February (24.5mm).
The driest month (with the least rainfall) is September (0mm).

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Average rainfall days
Muscat, Oman

Average rainfall days - Muscat, Oman

The month with the highest number of rainy days is February (3 days).
The months with the least rainy days are May, June, July, September, October and November (0 days).

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Average sea temperature
Muscat, Oman

Average sea temperature - Muscat, Oman

The best month for swimming (with the highest average sea temperature) is June (31.6°C).
The coldest month (with the lowest average sea temperature) is February (23.3°C).

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Average daylight / Average sunshine
Muscat, Oman

Average daylight / Average sunshine - Muscat, Oman

The month with the longest days is June (Average daylight: 13h and 34min).
The month with the shortest days is December (Average daylight: 10h and 43min).

The month with the most sunshine is May (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 8h and 36min).

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Average UV index
Muscat, Oman

Average UV index - Muscat, Oman

The months with the highest UV index are April, May, June, July and August (UV index 12).
The months with the lowest UV index are January and December (UV index 6).

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