Kościan Weather & Climate: Best Time to Visit

Visitors to Kościan can expect significant temperature changes throughout the year. Typically, average maximum daytime temperatures range from a comfortable 26°C (79°F) in July to a chilly 3°C (37°F) in the coolest month, January.

Nights vary from 15°C (59°F) in July to around -2°C (28°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Kościan experiences moderate precipitation patterns, averaging 666 mm (26 in) yearly. The climate in Kościan shows significant variation throughout the year. Expect moderate rainfall in July, the wettest month, with an average of 92 mm (3.6 in) of precipitation over 13 rainy days.

In contrast, the driest month April offers drier and sunnier days, with around 39 mm (1.5 in) of rainfall over 12 rainy days. For more details, please visit our Kościan Precipitation page.

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

The average number of days each month with precipitation

For those who appreciate different seasons, Kościan serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 8.9 hours of sunshine daily, and embrace the darker days in December, offering only 1.3 hours of daily sunlight.

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 Kościan.

The city experiences its highest humidity in December, reaching 89%. In April, the humidity drops to its lowest level at 67%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year