About Dunkirk, Jay County, IN

Dunkirk is a city of approximately 2,300 people in Indiana, United States. Located in the America/Indiana/Indianapolis time zone at 40.4°N latitude.

In 2025, Dunkirk averaged an annual temperature of 52°F, with hottest temperatures reaching 92°F in June and lowest around -5°F in January. The city received approximately 37 inches of precipitation during the year.