Siewierz, in Silesia, Poland, is home to roughly 5,400 people in the Central European time zone at 50.5°N latitude.
In 2025, Siewierz averaged an annual temperature of 49°F, with hottest temperatures reaching 91°F in July and lowest around 12°F in February. The city received approximately 28 inches of precipitation during the year.
View historical weather for Siewierz · More cities in Silesia