January Weather in Isert, Germany

Last updated: August 23, 2025

In Isert, Germany, the average temperature in January hovers around 2°C (35°F). Be prepared for chilly days, as temperatures can dip to a minimum of -13°C (9°F) and reach a maximum of 12°C (53°F). Expect about 100 mm (4.0 in) of precipitation over 15 days, accompanied by a high average humidity of 92%.

January Temperature in Isert

In January in Isert, the average temperature is 2°C (35°F). The maximum can reach 12°C (53°F), while the minimum can drop as low as -13°C (9°F). Travelers should be prepared for chilly conditions and consider packing warm clothing for their visit.

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

The chart illustrates January temperature patterns in Isert, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Isert, January typically has an average temperature of 2°C (35°F), with highs reaching up to 12°C (53°F) and lows dropping to around -13°C (9°F).

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

January Precipitation in Isert

In Isert in January, the total precipitation amount is 100 mm (4.0 in) over the course of 15 days.

January Precipitation Trends in Isert

The chart displays monthly precipitation patterns in Isert, 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 Isert, January typically receives around 100 mm (4.0 inches) of precipitation spread over approximately 15 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 Isert

In Isert in January humidity is 92%. With an average temperature of 2°C (35°F), this humidity feels like a damp, chilling fog that clings to your skin, making outdoor activities uncomfortable and travel challenging as you navigate through the heavy, cold air.

January Average Humidity in Isert

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

In Isert in January, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Isert.

Maximum UV Index Levels in Isert for January

The chart shows the monthly maximum UV Index (UVI) for Isert 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 Isert typically reaches 1, which falls under the low exposure category.

Data source: Isert 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 Isert Compares to Other Months

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

This table compares monthly weather conditions in Isert, 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)	100 mm (4.0 inches)	92%	low
February Weather	3°C (38°F)	96 mm (3.8 inches)	90%	low
March Weather	6°C (42°F)	106 mm (4.2 inches)	87%	moderate
April Weather	9°C (49°F)	44 mm (1.7 inches)	83%	moderate
May Weather	13°C (55°F)	83 mm (3.2 inches)	76%	high
June Weather	18°C (64°F)	76 mm (3.0 inches)	74%	very high
July Weather	18°C (65°F)	90 mm (3.6 inches)	74%	very high
August Weather	18°C (65°F)	82 mm (3.2 inches)	75%	high
September Weather	14°C (58°F)	67 mm (2.7 inches)	82%	moderate
October Weather	10°C (51°F)	89 mm (3.5 inches)	88%	moderate
November Weather	5°C (42°F)	63 mm (2.5 inches)	90%	low
December Weather	3°C (38°F)	142 mm (5.6 inches)	92%	low