January Weather in Jablonec nad Jizerou, Czech Republic

Last updated: August 23, 2025

In January, the average temperature in Jablonec nad Jizerou, Czech Republic hovers around -3°C (27°F). Expect chilly extremes, with minimum temperatures dipping to -20°C (-4°F) and maximums reaching up to 10°C (49°F). This month also brings considerable precipitation, with 84 mm (3.3 in) falling over about 14 days. Embrace the crisp air, as the average humidity remains high at 89%!

January Temperature in Jablonec nad Jizerou

In January in Jablonec nad Jizerou, the average temperature is -3°C (27°F), with maximums reaching 10°C (49°F) and minimums dropping as low as -20°C (-4°F). Travelers should be prepared for very cold weather and pack accordingly for their visit.

January Weather in Jablonec nad Jizerou: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Jablonec nad Jizerou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Jablonec nad Jizerou, January typically has an average temperature of -3°C (27°F), with highs reaching up to 10°C (49°F) and lows dropping to around -20°C (-4°F).

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

January Precipitation in Jablonec nad Jizerou

In Jablonec nad Jizerou in January, the precipitation amount is 84 mm (3.3 in) over the course of 14 days.

January Precipitation Trends in Jablonec nad Jizerou

The chart displays monthly precipitation patterns in Jablonec nad Jizerou, 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 Jablonec nad Jizerou, January typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 14 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 Jablonec nad Jizerou

In Jablonec nad Jizerou in January, humidity is 89%. With an average temperature of -3°C (27°F), this humidity feels like a biting chill that seeps into your bones, making outdoor activities uncomfortable and breath a visible frost as you navigate through the wintery landscape.

January Average Humidity in Jablonec nad Jizerou

This chart illustrates the average monthly humidity levels in Jablonec nad Jizerou, 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 Jablonec nad Jizerou is approximately 89%, 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 Jablonec nad Jizerou

In Jablonec nad Jizerou 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 Jablonec nad Jizerou, you can visit Hourly UV Index in Jablonec nad Jizerou.

Maximum UV Index Levels in Jablonec nad Jizerou for January

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

Data source: Jablonec nad Jizerou 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 Jablonec nad Jizerou Compares to Other Months

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

This table compares monthly weather conditions in Jablonec nad Jizerou, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (27°F)	84 mm (3.3 inches)	89%	low
February Weather	-1°C (30°F)	79 mm (3.1 inches)	87%	moderate
March Weather	1°C (35°F)	75 mm (3.0 inches)	84%	moderate
April Weather	6°C (43°F)	61 mm (2.4 inches)	78%	high
May Weather	11°C (51°F)	115 mm (4.5 inches)	63%	high
June Weather	16°C (61°F)	120 mm (4.7 inches)	63%	very high
July Weather	16°C (62°F)	115 mm (4.5 inches)	61%	very high
August Weather	17°C (62°F)	141 mm (5.5 inches)	65%	high
September Weather	12°C (54°F)	94 mm (3.7 inches)	72%	high
October Weather	8°C (47°F)	103 mm (4.0 inches)	80%	moderate
November Weather	3°C (38°F)	58 mm (2.3 inches)	87%	low
December Weather	-1°C (31°F)	97 mm (3.8 inches)	91%	low