Jablonec nad Jizerou Weather & Climate: Best Time to Visit

The climate in Jablonec nad Jizerou is known for significant temperature differences throughout the year, making the weather dynamic. Average daytime temperatures reach a comfortable 22°C (72°F) in July. In January, the coolest month of the year, temperatures drop to a very cold 1°C (34°F).

At night, temperatures range from around 12°C (54°F) in July to -5°C (23°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Jablonec nad Jizerou has a notably wet climate with abundant precipitation, recording 1112 mm (44 in) of rain/snowfall per year. Jablonec nad Jizerou experiences moderate seasonal variation in rainfall, with monthly averages ranging from 136 mm (5.4 in) in July, the wettest month, and 66 mm (2.6 in) in April, the driest month. For more details, please visit our Jablonec nad Jizerou Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

The relative humidity is high throughout the year in Jablonec nad Jizerou.

The city experiences its highest humidity in December, reaching 85%. In April, the humidity drops to its lowest level at 66%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year