Poland climate

World Climates covers 36 places in Poland. By annual mean temperature, the warmest is Wrocław (10 °C50 °F) and the coolest is Olsztyn (7 °C45 °F). The wettest is Bielsko-Biala with 796 mm31 in of precipitation per year, the driest Kalisz with 587 mm23 in.

The most common climate types (Köppen classification computed from these averages) are warm-summer humid continental (Dfb, 36 places).

The highest monthly average high is in Opole (26 °C80 °F in July); the lowest monthly average low is in Białystok (−8 °C17 °F in January).

Across the places in Poland, the months that most often rank as the most comfortable are June, August and September (36, 36 and 34 of 36 places respectively).

Temperature and rainfall across Poland

Annual mean temperatures in Poland range from 7 °C45 °F to 10 °C50 °F. The typical place (the median of all 36) has a year average of 9 °C48 °F. Annual precipitation ranges from 587 mm23 in to 796 mm31 in. The median place receives about 649 mm26 in in an average year.

In 36 places of 36, the coldest month has an average low below 0 °C (32 °F). In 0 places, the warmest month has an average high above 30 °C (86 °F). No place here gets less than 250 mm (10 in) of precipitation a year. None gets more than 2,000 mm (79 in) a year.

Averaged over all 36 places, July is the warmest month, with a mean of 20 °C68 °F. January is the coldest, with −3 °C26 °F. The wettest month on average is July (85 mm3.3 in). The driest is February (39 mm1.5 in). Single places can differ a lot from this average, so check the page of each city.

The table below lists the places sorted by population. The largest ones covered here are Warsaw, Kraków and Wrocław. Each city page has a chart and a table for every month. It also shows the best time to visit and what to pack. The figures are 25-year averages for 2001–2025 from NASA POWER. They describe grid cells of roughly 50–70 km, not single weather stations.

Frequently asked questions

Which is the warmest place in Poland?

By annual mean temperature, the warmest place in Poland is Wrocław at 10 °C50 °F. The coolest is Olsztyn at 7 °C45 °F.

Where does it rain the most in Poland?

Bielsko-Biala gets the most precipitation, 796 mm31 in in an average year. The driest place is Kalisz with 587 mm23 in.

How many places in Poland does this site cover?

World Climates has climate data for 36 places in Poland. Each one has a page with monthly averages for temperature, rainfall, humidity and daylight.

When is the best time to visit Poland?

It depends on the place. Across Poland, the months that most often rank as the most comfortable are June, August and September. Check the page of each city for its own best months.