January Weather in Heidenheim an der Brenz, Germany

Last updated: August 23, 2025

In January, the average temperature in Heidenheim an der Brenz, Germany hovers around 0°C (32°F). You can expect a minimum of -18°C (1°F) and a maximum of 13°C (55°F). This month brings about 70 mm (2.7 in) of precipitation over approximately 12 days, with an average humidity level of a crisp 91%.

January Temperature in Heidenheim an der Brenz

In January in Heidenheim an der Brenz, the average temperature is 0°C (32°F). Maximum can reach 13°C (55°F) and minimum can be as low as -18°C (1°F). Travelers should be prepared for a wide range of temperatures and dress in layers to ensure comfort during their visit.

January Weather in Heidenheim an der Brenz: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Heidenheim an der Brenz, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Heidenheim an der Brenz, January typically has an average temperature of 0°C (32°F), with highs reaching up to 13°C (55°F) and lows dropping to around -18°C (1°F).

Data source: Temperature data for Heidenheim an der Brenz generated using information from the Copernicus Climate Change Service.

January Precipitation in Heidenheim an der Brenz

In Heidenheim an der Brenz in January, the precipitation amount is 70 mm (2.7 in) over the course of 12 days.

January Precipitation Trends in Heidenheim an der Brenz

The chart displays monthly precipitation patterns in Heidenheim an der Brenz, 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 Heidenheim an der Brenz, January typically receives around 70 mm (2.7 inches) of precipitation spread over approximately 12 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 Heidenheim an der Brenz

In Heidenheim an der Brenz in January, humidity is 91%. With an average temperature of 0°C (32°F), this humidity feels like a damp chill that penetrates your clothes, making every movement feel heavy and uncomfortable for traveling.

January Average Humidity in Heidenheim an der Brenz

This chart illustrates the average monthly humidity levels in Heidenheim an der Brenz, 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 Heidenheim an der Brenz is approximately 91%, 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 Heidenheim an der Brenz

In Heidenheim an der Brenz in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Heidenheim an der Brenz, you can visit Hourly UV Index in Heidenheim an der Brenz.

Maximum UV Index Levels in Heidenheim an der Brenz for January

The chart shows the monthly maximum UV Index (UVI) for Heidenheim an der Brenz 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 Heidenheim an der Brenz typically reaches 2, which falls under the low exposure category.

Data source: Heidenheim an der Brenz 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 Heidenheim an der Brenz Compares to Other Months

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

This table compares monthly weather conditions in Heidenheim an der Brenz, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (32°F)	70 mm (2.7 inches)	91%	low
February Weather	2°C (36°F)	68 mm (2.7 inches)	89%	moderate
March Weather	5°C (41°F)	69 mm (2.7 inches)	88%	moderate
April Weather	9°C (48°F)	39 mm (1.5 inches)	84%	high
May Weather	13°C (55°F)	107 mm (4.2 inches)	77%	very high
June Weather	18°C (64°F)	117 mm (4.6 inches)	82%	very high
July Weather	19°C (66°F)	90 mm (3.5 inches)	83%	very high
August Weather	19°C (66°F)	102 mm (4.0 inches)	84%	very high
September Weather	14°C (58°F)	55 mm (2.2 inches)	85%	high
October Weather	10°C (50°F)	66 mm (2.6 inches)	88%	moderate
November Weather	4°C (40°F)	50 mm (2.0 inches)	88%	low
December Weather	2°C (35°F)	99 mm (3.9 inches)	91%	low