Karlštejn Weather & Climate: Best Time to Visit

The climate in Karlštejn is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a comfortable 25°C (77°F) in August, the warmest time of the year, to a chilly 3°C (37°F) during cooler months like January.

At night, you can expect temperatures ranging from 14°C (57°F) in August to around -3°C (27°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Karlštejn receives mid-range precipitation levels, with 719 mm (28 in) annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, July it receives moderate rainfall, averaging 90 mm (3.5 in) of precipitation, recorded across 14 rainy days. In contrast, the driest month February brings less snow/rainfall, with 41 mm (1.6 in) over 13 snowy/rainy days. For more details, please visit our Karlštejn Precipitation page.

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

The average number of days each month with precipitation

Seasonal changes in sunshine hours are quite dramatic in Karlštejn. While July receives considerable daily sunshine with up to 7.5 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.6 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Karlštejn.

The city experiences its highest humidity in December, reaching 87%. In April, the humidity drops to its lowest level at 68%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

The average wind speed over the year ranges from 4 m/s (8 knots) to 5 m/s (10 knots). It is lower in January, February, April, May, June, July, August, September, October, November and December and higher in March. What does this mean?

The mean monthly wind speed over the year (meters per second)