The full climate report for 2025 has been released by the National Weather Service in Duluth. The data shows that temperature swings evened out, while precipitation deficits persisted for most of the year.
Temperatures were near normal in April through August, above normal in March and September through November, and below normal in January, February, and December. The mean temperature departure from normal went from +4.3 degrees in October to -5.2 degrees in December.
The warmest temperature recorded in Duluth in 2025 was 88 degrees on July 27th, and the coldest was -27 degrees on January 21st. Despite plenty of ups and downs, Duluth’s average temperature in 2025 was only 0.1 degrees cooler than normal.
2025’s temperatures in Duluth ended up being only a tenth of a degree below normal (WDIO).
Precipitation had fewer swings this year, for better or worse. 2025 was the 6th driest year on record in Duluth. The total precipitation was 10.83″ below normal.
February and April had monthly precipitation slightly above normal. March and July both had precipitation near normal. The rest of the year had precipitation well below normal, especially in October.
Precipitation was well-below normal for most of 2025 (WDIO).
The month-by-month breakdown of 2025’s weather, including major storms, can be found at this link.
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