Riyadh, Saudi Arabia - Detailed climate information and monthly weather forecast

January, like December, is another pleasant winter month in Riyadh, Saudi Arabia, with average temperature fluctuating between 9°C (48.2°F) and 20.2°C (68.4°F). With an average high-temperature of 20.2°C (68.4°F) and an average low-temperature of 9°C (48.2°F), January is the coldest month. Weather in January »

February, the last month of the winter, in Riyadh, is a warm month, with average temperature varying between 11.2°C (52.2°F) and 23.4°C (74.1°F). In Riyadh, Saudi Arabia, the average high-temperature marginally rises, from a pleasant 20.2°C (68.4°F) in January, to a moderately hot 23.4°C (74.1°F). Weather in February »

The first month of the spring, March, is also a moderately hot month in Riyadh, Saudi Arabia, with average temperature varying between 27.7°C (81.9°F) and 15.2°C (59.4°F). In Riyadh, Saudi Arabia, the average high-temperature in March marginally rises, from 23.4°C (74.1°F) in February, to a still moderately hot 27.7°C (81.9°F). Weather in March »

April in Riyadh, Saudi Arabia, is a tropical spring month, with average temperature fluctuating between 33.4°C (92.1°F) and 20.4°C (68.7°F). In April, the average high-temperature increases, from a moderately hot 27.7°C (81.9°F) in March, to a tropical 33.4°C (92.1°F). Weather in April »

May, the last month of the spring, in Riyadh, is a very hot month, with average temperature ranging between max 39.4°C (102.9°F) and min 25.9°C (78.6°F). In Riyadh, the average high-temperature rises, from a tropical 33.4°C (92.1°F) in April, to a torrid 39.4°C (102.9°F). Weather in May »

June, the first month of the summer, in Riyadh, is an extremely hot month, with average temperature ranging between max 42.5°C (108.5°F) and min 28°C (82.4°F). In June, the average high-temperature slightly increases, from a torrid 39.4°C (102.9°F) in May, to a scorching 42.5°C (108.5°F). Weather in June »

July, the same as June, in Riyadh, Saudi Arabia, is an extremely hot summer month, with average temperature varying between 43.5°C (110.3°F) and 29.3°C (84.7°F). In Riyadh, the average high-temperature is practically the same as in June - a still blistering 43.5°C (110.3°F). Weather in July »

August, the last month of the summer, in Riyadh, is another extremely hot month, with temperature in the range of an average low of 29.2°C (84.6°F) and an average high of 43.6°C (110.5°F). With an average high-temperature of 43.6°C (110.5°F) and an average low-temperature of 29.2°C (84.6°F), August is the warmest month. Weather in August »

The first month of the autumn, September, is also a scorching month in Riyadh, Saudi Arabia, with temperature in the range of an average low of 25.9°C (78.6°F) and an average high of 40.4°C (104.7°F). In September, the average high-temperature marginally drops, from an extreme hot 43.6°C (110.5°F) in August, to an extremely hot 40.4°C (104.7°F). Weather in September »

October, the same as September, is a very hot autumn month in Riyadh, Saudi Arabia, with average temperature ranging between max 35.3°C (95.5°F) and min 21.2°C (70.2°F). In October, the average high-temperature drops, from an extreme hot 40.4°C (104.7°F) in September, to a torrid 35.3°C (95.5°F). Weather in October »

The last month of the autumn, November, is another warm month in Riyadh, Saudi Arabia, with temperature in the range of an average low of 15.5°C (59.9°F) and an average high of 27.8°C (82°F). In November, the average high-temperature drops, from a sweltering 35.3°C (95.5°F) in October, to a moderately hot 27.8°C (82°F). Weather in November »

The first month of the winter, December, is also an agreeable month in Riyadh, Saudi Arabia, with average temperature varying between 22.2°C (72°F) and 10.6°C (51.1°F). In Riyadh, the average high-temperature drops, from a moderately hot 27.8°C (82°F) in November, to a pleasant 22.2°C (72°F). Weather in December »

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What is the coldest month in Riyadh?

January is the coldest month in Riyadh, Saudi Arabia, with an average high-temperature of 20.2°C (68.4°F) and an average low-temperature of 9°C (48.2°F).

What are the most humid months in Riyadh?

Months with the highest humidity are January and December, with an average relative humidity of 47%.

How many days does it rain in Riyadh?

Throughout the year, in Riyadh, there are 44.8 rainfall days, and 92.5mm (3.64") of precipitation is accumulated.

What is the month with the least sunshine in Riyadh?

January and December, with an average of 6.9h of sunshine, are months with the least sunshine.

What is the wettest month in Riyadh?

The month with the most rainfall is April when the rain falls for 11.3 days and typically aggregates up to 23.8mm (0.94") of precipitation.

What is the month with the highest UV index in Riyadh?

Months with the highest UV index in Riyadh are April through August, with an average maximum UV index of 12.

What is the driest month in Riyadh?

In Riyadh, Saudi Arabia, rain does not fall in June, July and September.

When are the longest days in Riyadh?

June has the longest days of the year, with an average of 13.7h of daylight.

What month has the most sunshine in Riyadh?

June has the most sunshine of the year, with an average of 10.9h of sunshine.

What is the least humid month in Riyadh?

The least humid month in Riyadh, Saudi Arabia, is July, with an average relative humidity of 10%.

What is the warmest month in Riyadh?

The warmest month in Riyadh is August, with an average high-temperature of 43.6°C (110.5°F) and an average low-temperature of 29.2°C (84.6°F).

When does it rain in Riyadh?

January through May, August, October through December are months with rainfall.

What is the month with the shortest days in Riyadh?

The month with the shortest days in Riyadh, Saudi Arabia, is December, with an average of 10.6h of daylight.

When is the lowest UV index in Riyadh?

The month with the lowest UV index in Riyadh is December, with an average maximum UV index of 5.

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Long-term

Climate J F M A M J J A S O N D Year

Average temperature - Riyadh, Saudi Arabia

Average high temperature in January:
20.2°C
Average high temperature in February:
23.4°C
Average high temperature in March:
27.7°C
Average high temperature in April:
33.4°C
Average high temperature in May:
39.4°C
Average high temperature in June:
42.5°C

Average high temperature in July:
43.5°C
Average high temperature in August:
43.6°C
Average high temperature in September:
40.4°C
Average high temperature in October:
35.3°C
Average high temperature in November:
27.8°C
Average high temperature in December:
22.2°C

The warmest month (with the highest average high temperature) is August (43.6°C).
The month with the lowest average high temperature is January (20.2°C).