January Weather forecast - Winter forecast

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

The Olaya street metro construction and cars in a traffic jam in the city of Riyadh, Saudi Arabia

Weather in January

January, like December, is an agreeable winter month in Riyadh, Saudi Arabia, with an average temperature varying between 9°C (48.2°F) and 20.2°C (68.4°F).

Temperature

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.

Humidity

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

Rainfall

In Riyadh, in January, during 6.1 rainfall days, 12mm (0.47") of precipitation is typically accumulated. Throughout the year, in Riyadh, there are 44.8 rainfall days, and 93mm (3.66") of precipitation is accumulated.

Daylight

In January, the average length of the day in Riyadh, Saudi Arabia, is 10h and 48min.
On the first day of January, sunrise is at 06:37 and sunset at 17:15. On the last day of the month, sunrise is at 06:35 and sunset at 17:37 +03.

Sunshine

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

UV index

In January, the average daily maximum UV index in Riyadh is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 6 in January transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

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FAQ

What is the coldest month in Riyadh?

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

What is the temperature in January in Riyadh?

In Riyadh, in January, the average high-temperature is 20.2°C (68.4°F), and the average low-temperature is 9°C (48.2°F).

What are the most humid months in Riyadh?

The months with the highest humidity in Riyadh are January and December, with an average relative humidity of 47%.

What is the average humidity in January in Riyadh?

The average relative humidity in January is 47%.

How many days does it rain in January in Riyadh?

In January, in Riyadh, Saudi Arabia, the rain falls for 6.1 days. Throughout January, 12mm (0.47") of precipitation is accumulated.

What is the average length of the day in January in Riyadh?

In Riyadh, Saudi Arabia, the average day length in January is 10h and 48min.

When are sunrise and sunset in January in Riyadh?

On the first day of January, sunrise is at 06:37 and sunset at 17:15. On the last day of the month, sunrise is at 06:35 and sunset at 17:37 +03.

What is the month with the least sunshine in Riyadh?

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

How long on average sun shines in January in Riyadh?

In January, the average sunshine duration in Riyadh is 6.9h.

What is the UV index reading in January in Riyadh?

In January, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

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

Dec

January

Feb

Average high temperature

22.2°C 72°F

20.2°C 68.4°F

23.4°C 74.1°F

Average low temperature

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average UV index

Average temperature in January
Riyadh, Saudi Arabia

Average high temperature in January: 20.2°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

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).

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Average humidity in January
Riyadh, Saudi Arabia

Average humidity in January: 47%

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

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Average rainfall in January
Riyadh, Saudi Arabia

Average rainfall in January: 11.9mm

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

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Average rainfall days in January
Riyadh, Saudi Arabia

Average rainfall days in January: 6.1 days

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

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Average daylight in January /
Average sunshine in January
Riyadh, Saudi Arabia

Average daylight in January: 10h and 48min

The month with the longest days is June (Average daylight: 13h and 39min).
The month with the shortest days is December (Average daylight: 10h and 38min).

Average sunshine in January: 6h and 54min

The month with the most sunshine is June (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 6h and 54min).

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Average UV index in January
Riyadh, Saudi Arabia

Average UV index in January: 6

The 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).

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January weather forecast
Riyadh, Saudi Arabia

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