Weather on September 25
Duluth, MN
55 Years of Data
About This Date
September 25th in Duluth, MN typically brings mild fall weather, with average highs around 61°F and lows near 47°F. Over 56 years of records, the warmest September 25th was in 2025 (68°F average), while the coldest was 1976 (40°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 27% of September 25th dates historically, with the wettest September 25th recording 0.86" of rain. The last decade has been 8.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 8.1°F warmer on this date compared to 20-30 years ago.
Planning for September 25th in Duluth, MN? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 60° | 54° | 57° | — | — |
| 2025warmest | 83° | 53° | 68° | — | — |
| 2024 | 81° | 52° | 66° | — | — |
| 2023 | 63° | 60° | 61° | 0.33" | — |
| 2022 | 67° | 53° | 60° | 0.04" | — |
| 2021 | 64° | 44° | 54° | — | — |
| 2020 | 57° | 50° | 54° | — | — |
| 2019 | 68° | 49° | 58° | — | — |
| 2018 | 71° | 46° | 59° | 0.03" | — |
| 2017 | 67° | 56° | 61° | 0.05" | — |
| 2016 | 72° | 55° | 63° | 0.2" | — |
| 2015 | 55° | 54° | 54° | — | — |
| 2014 | 65° | 53° | 59° | — | — |
| 2013 | 56° | 53° | 54° | — | — |
| 2012 | 56° | 38° | 47° | — | — |
| 2011 | 54° | 46° | 50° | — | — |
| 2010 | 52° | 41° | 46° | — | — |
| 2009 | 63° | 58° | 60° | 0.08" | — |
| 2008 | 66° | 47° | 56° | — | — |
| 2007 | 67° | 52° | 59° | 0.18" | — |
| 2006 | 65° | 48° | 56° | — | — |
| 2005 | 58° | 53° | 55° | 0.28" | — |
| 2004 | 59° | 48° | 54° | — | — |
| 2003 | 55° | 43° | 49° | — | — |
| 2002 | 56° | 35° | 45° | — | — |
| 2001 | 49° | 35° | 42° | — | — |
| 2000 | 60° | 36° | 48° | — | — |
| 1999 | 55° | 45° | 50° | — | — |
| 1998 | 69° | 54° | 61° | — | — |
| 1997 | 73° | 52° | 62° | — | — |
| 1996 | 62° | 46° | 54° | — | — |
| 1995 | 61° | 43° | 52° | — | — |
| 1994 | 58° | 44° | 51° | — | — |
| 1993 | 56° | 45° | 50° | — | — |
| 1992 | 60° | 53° | 57° | — | — |
| 1991 | 55° | 38° | 46° | — | — |
| 1990 | 80° | 51° | 66° | — | — |
| 1989 | 55° | 44° | 50° | — | — |
| 1988 | 54° | 45° | 49° | — | — |
| 1987 | 70° | 47° | 58° | — | — |
| 1986 | 59° | 53° | 56° | 0.86" | — |
| 1985 | 58° | 40° | 49° | — | — |
| 1984 | 46° | 36° | 41° | 0.16" | — |
| 1983 | 68° | 47° | 57° | — | — |
| 1982 | 48° | 36° | 42° | — | — |
| 1981 | 58° | 55° | 56° | 0.08" | — |
| 1980 | 54° | 46° | 50° | 0.08" | — |
| 1979 | 76° | 53° | 64° | — | — |
| 1978 | 59° | 45° | 52° | — | — |
| 1977 | 61° | 49° | 55° | 0.34" | — |
| 1976coldest | 51° | 29° | 40° | 0.01" | — |
| 1975 | 57° | 44° | 51° | — | — |
| 1974 | 61° | 41° | 51° | — | — |
| 1973 | 72° | 54° | 63° | 0.09" | — |
| 1972 | 48° | 42° | 45° | — | — |
| 1971 | 64° | 47° | 55° | — | — |
Duluth, MN Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Duluth, MN Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Duluth, MN Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Duluth, MN
Most pleasant months in Duluth, MN: June, July, August, September.