About Kosmonosy, Central Bohemia

With a population of around 3,800, Kosmonosy sits in Central Bohemia, Czechia. The city operates in the Europe/Prague time zone.

In 2025, Kosmonosy averaged an annual temperature of 49°F, with hottest temperatures reaching 94°F in August and lowest around 5°F in February. The city received approximately 23 inches of precipitation during the year.