Duluth sets record for warmest year

Preliminary data shows that 2024 was the warmest year on record in Duluth, with an annual monthly mean average temperature of 44.6 degrees.

This is according to data going back to 1875. Temperature records at National Weather Service-Duluth go back to 1874, but data is missing from January to mid-May 1874.

Duluth’s mean annual monthly average temperature is 39.1 degrees, so this year was 5.5 degrees warmer than the mean. The previous warmest annual monthly mean average temperature was 44.4 degrees, set in 1878 and tied in 1931.

As for precipitation, Duluth was 3.17 inches below normal with 28.01 inches in 2024.