January Weather in Acht, Germany

Last updated: August 23, 2025

In January, the average temperature in Acht, Germany hovers around 2°C (35°F). While the mercury can dip as low as -10°C (14°F), it can also rise to a pleasant 11°C (52°F). Expect 63 mm (2.5 in) of precipitation over approximately 12 days, and don't forget your umbrella as the average humidity reaches a staggering 91%!

January Temperature in Acht

In January in Acht, the average temperature is 2°C (35°F). Maximums can reach 11°C (52°F), and minimums can drop as low as -10°C (14°F). Visitors should pack warm clothing and be prepared for chilly conditions during their stay.

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

The chart illustrates January temperature patterns in Acht, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Acht, January typically has an average temperature of 2°C (35°F), with highs reaching up to 11°C (52°F) and lows dropping to around -10°C (14°F).

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

January Precipitation in Acht

In Acht in January, the total precipitation amount reaches 63 mm (2.5 in) over the course of 12 days.

January Precipitation Trends in Acht

The chart displays monthly precipitation patterns in Acht, 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 Acht, January typically receives around 63 mm (2.5 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 Acht

In Acht in January, humidity is 91%. With an average temperature of 2°C (35°F), this humidity feels like a heavy blanket enveloping you, making travel rather uncomfortable and potentially discouraging for outdoor activities.

January Average Humidity in Acht

This chart illustrates the average monthly humidity levels in Acht, 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 Acht 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 Acht

In Acht 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 Acht, you can visit Hourly UV Index in Acht.

Maximum UV Index Levels in Acht for January

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

Data source: Acht 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 Acht Compares to Other Months

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

This table compares monthly weather conditions in Acht, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (35°F)	63 mm (2.5 inches)	91%	low
February Weather	3°C (38°F)	60 mm (2.3 inches)	90%	moderate
March Weather	5°C (42°F)	71 mm (2.8 inches)	87%	moderate
April Weather	9°C (48°F)	38 mm (1.5 inches)	84%	moderate
May Weather	12°C (55°F)	73 mm (2.9 inches)	77%	very high
June Weather	17°C (64°F)	78 mm (3.1 inches)	74%	very high
July Weather	18°C (65°F)	75 mm (3.0 inches)	72%	very high
August Weather	18°C (65°F)	68 mm (2.7 inches)	71%	high
September Weather	14°C (58°F)	53 mm (2.1 inches)	81%	high
October Weather	10°C (51°F)	59 mm (2.3 inches)	88%	moderate
November Weather	5°C (42°F)	51 mm (2.0 inches)	91%	low
December Weather	3°C (38°F)	94 mm (3.7 inches)	92%	low