About Ronchin, Hauts de France

Ronchin is a city of approximately 18,300 people in Hauts-de-France, France. Located in the Central European time zone at 50.6°N latitude.

In 2025, Ronchin averaged an annual temperature of 53°F, with hottest temperatures reaching 98°F in July and lowest around 22°F in January. The city received approximately 24 inches of precipitation during the year.