About Chauny, Hauts de France's Climate & Weather History

With a population of around 13,200, Chauny sits in Hauts-de-France, France. The city operates in the Central European time zone.

In 2025, Chauny recorded an average annual temperature of 53°F. The hottest temperatures reached 97°F in July; the coolest were 23°F in January. Total precipitation for the year was 29 inches, with the wettest month being January. Snowfall for the year totaled approximately 2 inches.