Weather on September 3
Duluth, MN
55 Years of Data
Avg High
70°F
Avg Low
55°F
Warmest
2023
82°F avg
Coldest
1974
54°F avg
About This Date
September 3rd in Duluth, MN typically brings pleasant fall weather, with average highs around 70°F and lows near 55°F. Over 55 years of records, the warmest September 3rd was in 2023 (82°F average), while the coldest was 1974 (54°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 27% of September 3rd dates historically, with the wettest September 3rd recording 5.97" of rain. The last decade has been 2.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.6°F warmer on this date compared to 20-30 years ago.
Planning for September 3rd in Duluth, MN? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 62° | 47° | 54° | — | — |
| 2024 | 79° | 54° | 66° | — | — |
| 2023warmest | 93° | 71° | 82° | — | — |
| 2022 | 68° | 57° | 63° | — | — |
| 2021 | 66° | 57° | 62° | — | — |
| 2020 | 68° | 52° | 60° | 0.28" | — |
| 2019 | 68° | 48° | 58° | 0.28" | — |
| 2018 | 69° | 54° | 61° | — | — |
| 2017 | 85° | 53° | 69° | — | — |
| 2016 | 74° | 56° | 65° | — | — |
| 2015 | 62° | 60° | 61° | — | — |
| 2014 | 78° | 57° | 68° | — | — |
| 2013 | 78° | 47° | 62° | — | — |
| 2012 | 85° | 63° | 74° | — | — |
| 2011 | 77° | 55° | 66° | 0.03" | — |
| 2010 | 63° | 51° | 57° | 0.05" | — |
| 2009 | 75° | 51° | 63° | — | — |
| 2008 | 64° | 47° | 55° | — | — |
| 2007 | 67° | 52° | 59° | — | — |
| 2006 | 67° | 61° | 64° | — | — |
| 2005 | 62° | 46° | 54° | — | — |
| 2004 | 58° | 53° | 55° | — | — |
| 2003 | 81° | 56° | 68° | — | — |
| 2002 | 72° | 45° | 58° | — | — |
| 2001 | 82° | 56° | 69° | — | — |
| 2000 | 58° | 55° | 56° | — | — |
| 1999 | 69° | 62° | 66° | — | — |
| 1998 | 71° | 54° | 62° | — | — |
| 1997 | 66° | 53° | 60° | — | — |
| 1996 | 69° | 63° | 66° | — | — |
| 1995 | 66° | 62° | 64° | 0.89" | — |
| 1994 | 59° | 53° | 56° | — | — |
| 1993 | 69° | 53° | 61° | — | — |
| 1992 | 70° | 53° | 61° | — | — |
| 1991 | 72° | 57° | 64° | 0.38" | — |
| 1990 | 64° | 58° | 61° | 0.66" | — |
| 1989 | 65° | 60° | 62° | — | — |
| 1988 | 69° | 56° | 62° | — | — |
| 1987 | 70° | 54° | 62° | — | — |
| 1986 | 68° | 54° | 61° | 1.27" | — |
| 1985 | 71° | 49° | 60° | 2.84" | — |
| 1984 | 68° | 53° | 61° | 0.2" | — |
| 1983 | 78° | 73° | 76° | 0.03" | — |
| 1982 | 70° | 52° | 61° | — | — |
| 1981 | 73° | 56° | 64° | — | — |
| 1980 | 75° | 58° | 66° | 5.97" | — |
| 1979 | 65° | 54° | 59° | 0.76" | — |
| 1978 | 67° | 57° | 62° | — | — |
| 1977 | 67° | 55° | 61° | 2.29" | — |
| 1976 | 79° | 59° | 69° | — | — |
| 1975 | 66° | 57° | 62° | — | — |
| 1974coldest | 64° | 45° | 54° | — | — |
| 1973 | 67° | 63° | 65° | 1.27" | — |
| 1972 | 64° | 53° | 59° | — | — |
| 1971 | 71° | 62° | 67° | — | — |
55 years of data from DULUTH HARBOR STN