Monthly weather forecast and climate
Riyadh, Saudi Arabia SA

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

Frequently asked questions
Average temperature
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average UV index

A view of the Olaya street metro construction and cars in a traffic jam in the city of Riyadh, Saudi Arabia, viewed from above, at night

A view of the Olaya street metro construction and cars in a traffic jam in the city of Riyadh, Saudi Arabia, viewed from above, at night

What is the coldest month in Riyadh?

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.

How many days does it rain in Riyadh?

In Riyadh, Saudi Arabia, during the entire year, the rain falls for 44.8 days and collects up to 92.5mm (3.6") of precipitation.

What is the wettest month in Riyadh?

The month with the most rainfall in Riyadh, Saudi Arabia, is April when the rain falls for 11.3 days and typically aggregates up to 23.8mm (0.9") of precipitation.

What is the driest month in Riyadh?

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

What is the warmest month in Riyadh?

August is the warmest month, 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 in Riyadh.

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).

Average low temperature in January:
9°C
Average low temperature in February:
11.2°C
Average low temperature in March:
15.2°C
Average low temperature in April:
20.4°C
Average low temperature in May:
25.9°C
Average low temperature in June:
28°C

Average low temperature in July:
29.3°C
Average low temperature in August:
29.2°C
Average low temperature in September:
25.9°C
Average low temperature in October:
21.2°C
Average low temperature in November:
15.5°C
Average low temperature in December:
10.6°C

The month with the highest average low temperature is July (29.3°C).
The coldest month (with the lowest average low temperature) is January (9°C).

Average humidity - Riyadh, Saudi Arabia

Months with the highest relative humidity are January and December (47%).
The month with the lowest relative humidity is July (10%).

Average rainfall - Riyadh, Saudi Arabia

The wettest month (with the highest rainfall) is April (23.8mm).
Driest months (with the lowest rainfall) are June, July and September (0mm).

Average rainfall days - Riyadh, Saudi Arabia

Average rainfall days in January:
6.1 days
Average rainfall days in February:
4.3 days
Average rainfall days in March:
9.4 days
Average rainfall days in April:
11.3 days
Average rainfall days in May:
3.3 days
Average rainfall days in June:
0 days

Average rainfall days in July:
0.1 days
Average rainfall days in August:
0.2 days
Average rainfall days in September:
0 days
Average rainfall days in October:
0.5 days
Average rainfall days in November:
3.3 days
Average rainfall days in December:
6.3 days

The month with the highest number of rainy days is April (11.3 days).
Months with the lowest number of rainy days are June and September (0 days).

Average daylight / Average sunshine - Riyadh, Saudi Arabia

The month with the longest days is June (Average daylight: 13.7h).
The month with shortest days is December (Average daylight: 10.6h).

The month with most sunshine is June (Average sunshine: 10.9h).
Months with least sunshine are January and December (Average sunshine: 6.9).

Average UV index - Riyadh, Saudi Arabia

Months with the highest UV index are April, May, June, July and August (UV index 12).
The month with the lowest UV index is December (UV index 5).

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

°Celsius °Fahrenheit