January Weather in Idstein, Germany

Last updated: August 23, 2025

In Idstein, Germany, the average temperature during January hovers around 2°C (36°F). You may experience a chill, with minimum temperatures plummeting to -11°C (13°F) and a high of 12°C (54°F). Expect 64 mm (2.5 in) of precipitation spread over 12 days, contributing to an average humidity level of 92%. Be prepared for a wet and cool month!

January Temperature in Idstein

In January in Idstein, the average temperature is 2°C (36°F). Maximums can reach 12°C (54°F), while minimums can drop to as low as -11°C (13°F). Be prepared for chilly conditions, and ensure to pack warm clothing if you're planning a trip during this time.

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

The chart illustrates January temperature patterns in Idstein, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Idstein, January typically has an average temperature of 2°C (36°F), with highs reaching up to 12°C (54°F) and lows dropping to around -11°C (13°F).

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

January Precipitation in Idstein

In Idstein in January, the total precipitation amount is 64 mm (2.5 in) over the course of 12 days.

January Precipitation Trends in Idstein

The chart displays monthly precipitation patterns in Idstein, 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 Idstein, January typically receives around 64 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 Idstein

In Idstein in January humidity is 92%. With an average temperature of 2°C (36°F), this humidity feels like a damp chill that seeps into your bones, making traveling uncomfortable and requiring extra layers to stay warm and dry.

January Average Humidity in Idstein

This chart illustrates the average monthly humidity levels in Idstein, 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 Idstein is approximately 92%, 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 Idstein

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

Maximum UV Index Levels in Idstein for January

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

Data source: Idstein 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 Idstein Compares to Other Months

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

This table compares monthly weather conditions in Idstein, 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 (36°F)	64 mm (2.5 inches)	92%	low
February Weather	3°C (38°F)	57 mm (2.3 inches)	90%	low
March Weather	6°C (43°F)	70 mm (2.8 inches)	87%	moderate
April Weather	10°C (49°F)	40 mm (1.6 inches)	83%	moderate
May Weather	13°C (56°F)	81 mm (3.2 inches)	76%	high
June Weather	18°C (66°F)	88 mm (3.5 inches)	74%	very high
July Weather	19°C (67°F)	73 mm (2.9 inches)	74%	very high
August Weather	19°C (67°F)	73 mm (2.9 inches)	75%	high
September Weather	15°C (59°F)	51 mm (2.0 inches)	82%	moderate
October Weather	11°C (51°F)	58 mm (2.3 inches)	88%	moderate
November Weather	5°C (42°F)	50 mm (2.0 inches)	90%	low
December Weather	3°C (38°F)	99 mm (3.9 inches)	92%	low