January Weather in Bethlehem, South Africa

Last updated: August 31, 2025

In January, the average temperature in Bethlehem, South Africa hovers around 20°C (67°F). Expect a range where temperatures can dip to a cool 8°C (47°F) or soar to a warm 34°C (94°F). Be prepared for about 114 mm (4.5 in) of precipitation spread across 14 days, and remember that the average humidity sits at a muggy 85%.

January Temperature in Bethlehem

In January in Bethlehem, the average temperature is 20°C (67°F). The maximum can reach 34°C (94°F), while the minimum can dip as low as 8°C (47°F). This range makes it an ideal time for travelers to enjoy a variety of outdoor activities and explore the local attractions comfortably.

January Weather in Bethlehem: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Bethlehem, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bethlehem, January typically has an average temperature of 20°C (67°F), with highs reaching up to 34°C (94°F) and lows dropping to around 8°C (47°F).

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

January Precipitation in Bethlehem

In Bethlehem in January, the total precipitation amount is 114 mm (4.5 in) over the course of 14 days.

January Precipitation Trends in Bethlehem

The chart displays monthly precipitation patterns in Bethlehem, 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 Bethlehem, January typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 14 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Bethlehem

In Bethlehem in January, humidity is 85%. With an average temperature of 20°C (67°F), this humidity feels like walking through a warm, damp blanket, making travel feel heavy and sluggish, as every step can leave you feeling sticky and breathless.

January Average Humidity in Bethlehem

This chart illustrates the average monthly humidity levels in Bethlehem, 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 Bethlehem is approximately 85%, 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 Bethlehem

In Bethlehem in January, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Bethlehem.

Maximum UV Index Levels in Bethlehem for January

The chart shows the monthly maximum UV Index (UVI) for Bethlehem 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 Bethlehem typically reaches 16, which falls under the extreme exposure category.

Data source: Bethlehem 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 Bethlehem Compares to Other Months

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

This table compares monthly weather conditions in Bethlehem, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	20°C (67°F)	114 mm (4.5 inches)	85%	extreme
February Weather	19°C (67°F)	135 mm (5.3 inches)	85%	extreme
March Weather	18°C (64°F)	86 mm (3.4 inches)	86%	extreme
April Weather	15°C (59°F)	74 mm (2.9 inches)	87%	extreme
May Weather	11°C (53°F)	16 mm (0.6 inches)	88%	high
June Weather	8°C (47°F)	6 mm (0.2 inches)	83%	moderate
July Weather	8°C (47°F)	2 mm (0.1 inches)	74%	high
August Weather	11°C (52°F)	21 mm (0.8 inches)	66%	very high
September Weather	15°C (59°F)	13 mm (0.5 inches)	75%	extreme
October Weather	17°C (63°F)	50 mm (2.0 inches)	80%	extreme
November Weather	18°C (65°F)	100 mm (3.9 inches)	86%	extreme
December Weather	19°C (66°F)	154 mm (6.1 inches)	86%	extreme