January Weather in Ostrau, Germany

Last updated: August 23, 2025

In January, the average temperature in Ostrau, Germany hovers around 2°C (36°F), with fluctuations ranging from a chilly -12°C (10°F) to a mild 14°C (58°F). Expect 58 mm (2.3 in) of precipitation spread over 12 days, contributing to a notably high average humidity of 90%. Prepare for a damp and brisk experience!

January Temperature in Ostrau

In January in Ostrau, the average temperature is 2°C (36°F), with a maximum that can reach 14°C (58°F) and a minimum as low as -12°C (10°F). Travelers should be prepared for chilly conditions and potential frost, making warm clothing essential for outdoor activities.

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

The chart illustrates January temperature patterns in Ostrau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ostrau, January typically has an average temperature of 2°C (36°F), with highs reaching up to 14°C (58°F) and lows dropping to around -12°C (10°F).

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

January Precipitation in Ostrau

In Ostrau in January, the precipitation amount is 58 mm (2.3 in) spread over 12 days.

January Precipitation Trends in Ostrau

The chart displays monthly precipitation patterns in Ostrau, 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 Ostrau, January typically receives around 58 mm (2.3 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 Ostrau

In Ostrau in January humidity is 90%. With an average temperature of 2°C (36°F), this humidity feels like a heavy blanket wrapping around you, making every step feel sluggish and damp, and turning a simple stroll into a test of endurance for travelers.

January Average Humidity in Ostrau

This chart illustrates the average monthly humidity levels in Ostrau, 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 Ostrau is approximately 90%, 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 Ostrau

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

Maximum UV Index Levels in Ostrau for January

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

Data source: Ostrau 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 Ostrau Compares to Other Months

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

This table compares monthly weather conditions in Ostrau, 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)	58 mm (2.3 inches)	90%	low
February Weather	3°C (38°F)	52 mm (2.0 inches)	89%	low
March Weather	5°C (42°F)	56 mm (2.2 inches)	87%	moderate
April Weather	9°C (49°F)	35 mm (1.4 inches)	81%	high
May Weather	14°C (57°F)	62 mm (2.4 inches)	71%	high
June Weather	20°C (68°F)	51 mm (2.0 inches)	75%	very high
July Weather	20°C (68°F)	63 mm (2.5 inches)	74%	very high
August Weather	20°C (69°F)	65 mm (2.6 inches)	76%	high
September Weather	16°C (60°F)	53 mm (2.1 inches)	81%	high
October Weather	12°C (53°F)	61 mm (2.4 inches)	85%	moderate
November Weather	6°C (43°F)	43 mm (1.7 inches)	88%	low
December Weather	4°C (39°F)	66 mm (2.6 inches)	92%	low