January Weather in De Aar, South Africa

Last updated: August 31, 2025

In January, the average temperature in De Aar, South Africa is a pleasant 24°C (76°F), with fluctuations that can range from a cool 10°C (50°F) to a sizzling 39°C (102°F). Expect around 55 mm (2.2 in) of precipitation spread over approximately 6 days, contributing to an average humidity of 68%.

January Temperature in De Aar

In January in De Aar, the average temperature is 24°C (76°F). The maximum can reach 39°C (102°F) and the minimum can be as low as 10°C (50°F). This makes it an ideal time for travelers to enjoy warm days while also being prepared for cooler evenings.

January Weather in De Aar: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in De Aar, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In De Aar, January typically has an average temperature of 24°C (76°F), with highs reaching up to 39°C (102°F) and lows dropping to around 10°C (50°F).

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

January Precipitation in De Aar

In De Aar in January, the total precipitation amount is 55 mm (2.2 in) spread over 6 days.

January Precipitation Trends in De Aar

The chart displays monthly precipitation patterns in De Aar, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In De Aar, January typically receives around 55 mm (2.2 inches) of precipitation spread over approximately 6 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in De Aar

In De Aar in January humidity is 68%. With an average temperature of 24°C (76°F), this humidity feels like a warm, steamy embrace that makes traveling both invigorating and slightly exhausting, as the air clings to your skin and encourages leisurely breaks in the shade.

January Average Humidity in De Aar

This chart illustrates the average monthly humidity levels in De Aar, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in De Aar is approximately 68%, offering insight into how humid the weather typically is during this month.

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

January UV Index in De Aar

In De Aar in January, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in De Aar.

Maximum UV Index Levels in De Aar for January

The chart shows the monthly maximum UV Index (UVI) for De Aar in January, 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 January, the maximum UV index in De Aar typically reaches 15, which falls under the extreme exposure category.

Data source: De Aar January 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 January Weather in De Aar Compares to Other Months

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

This table compares monthly weather conditions in De Aar, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (76°F)	55 mm (2.2 inches)	68%	extreme
February Weather	24°C (75°F)	50 mm (2.0 inches)	70%	extreme
March Weather	22°C (72°F)	27 mm (1.1 inches)	77%	extreme
April Weather	17°C (64°F)	41 mm (1.6 inches)	81%	very high
May Weather	14°C (57°F)	7 mm (0.3 inches)	81%	high
June Weather	10°C (51°F)	3 mm (0.1 inches)	77%	moderate
July Weather	9°C (49°F)	6 mm (0.2 inches)	70%	moderate
August Weather	11°C (52°F)	4 mm (0.2 inches)	58%	high
September Weather	16°C (61°F)	7 mm (0.3 inches)	62%	very high
October Weather	19°C (66°F)	20 mm (0.8 inches)	58%	extreme
November Weather	21°C (70°F)	20 mm (0.8 inches)	59%	extreme
December Weather	23°C (74°F)	40 mm (1.6 inches)	65%	extreme