December Weather in Najran, Saudi Arabia

Last updated: August 31, 2025

In December, the average temperature in Najran, Saudi Arabia is a pleasant 17°C (63°F), with daily highs reaching up to 30°C (86°F) and lows dipping to a minimum of 1°C (35°F). You'll enjoy the comfort of a relatively low average humidity of 42%, complemented by 0 mm (0.0 in) of precipitation over 0 days—perfect weather for outdoor adventures!

December Temperature in Najran

In December in Najran, the average temperature is 17°C (63°F), with maximums reaching 30°C (86°F) and minimums dropping as low as 1°C (35°F). Travelers should be prepared for a wide range of temperatures, so dressing in layers is recommended.

December Weather in Najran: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Najran, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Najran, December typically has an average temperature of 17°C (63°F), with highs reaching up to 30°C (86°F) and lows dropping to around 1°C (35°F).

Data source: Temperature data for Najran generated using information from the Copernicus Climate Change Service.

December Precipitation in Najran

In Najran in December, the precipitation amount is 0 mm (0.0 in) during 0 days.

December Precipitation Trends in Najran

The chart displays monthly precipitation patterns in Najran, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Najran, December typically receives around 0 mm (0.0 inches) of precipitation spread over approximately 0 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

December Humidity in Najran

In Najran in December humidity is 42%. With an average temperature of 17°C (63°F), this humidity feels like a refreshing breeze that keeps you cool while exploring, making it an ideal time for outdoor adventures and sightseeing without the discomfort of excessive heat.

December Average Humidity in Najran

This chart illustrates the average monthly humidity levels in Najran, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Najran is approximately 42%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Najran

In Najran in December, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Najran.

Maximum UV Index Levels in Najran for December

The chart shows the monthly maximum UV Index (UVI) for Najran in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Najran typically reaches 9, which falls under the very high exposure category.

Data source: Najran December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How December Weather in Najran Compares to Other Months

Weather in Najran varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Najran, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Najran, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	17°C (64°F)	0 mm (0.0 inches)	36%	very high
February Weather	19°C (67°F)	2 mm (0.1 inches)	36%	extreme
March Weather	23°C (74°F)	4 mm (0.1 inches)	29%	extreme
April Weather	26°C (78°F)	10 mm (0.4 inches)	29%	extreme
May Weather	28°C (83°F)	11 mm (0.4 inches)	34%	extreme
June Weather	30°C (87°F)	0 mm (0.0 inches)	33%	extreme
July Weather	31°C (88°F)	9 mm (0.3 inches)	42%	extreme
August Weather	30°C (87°F)	2 mm (0.1 inches)	61%	extreme
September Weather	28°C (84°F)	1 mm (0.0 inches)	42%	extreme
October Weather	24°C (75°F)	2 mm (0.1 inches)	45%	extreme
November Weather	20°C (69°F)	0 mm (0.0 inches)	47%	very high
December Weather	17°C (63°F)	0 mm (0.0 inches)	42%	very high