Weather on September 6
Duluth, MN
55 Years of Data
Avg High
71°F
Avg Low
54°F
Warmest
1998
77°F avg
Coldest
1986
52°F avg
About This Date
September 6th in Duluth, MN typically brings pleasant fall weather, with average highs around 71°F and lows near 54°F. Over 55 years of records, the warmest September 6th was in 1998 (77°F average), while the coldest was 1986 (52°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 27% of September 6th dates historically, with the wettest September 6th recording 8.97" of rain. The last decade has been 5.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 5.3°F cooler on this date compared to 20-30 years ago.
Planning for September 6th in Duluth, MN? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 60° | 44° | 52° | — | — |
| 2024 | 61° | 47° | 54° | — | — |
| 2023 | 68° | 58° | 63° | 0.43" | — |
| 2022 | 67° | 56° | 61° | — | — |
| 2021 | 67° | 47° | 57° | — | — |
| 2020 | 77° | 49° | 63° | — | — |
| 2019 | 75° | 50° | 63° | 0.05" | — |
| 2018 | 71° | 43° | 57° | — | — |
| 2017 | 62° | 52° | 57° | — | — |
| 2016 | 80° | 67° | 73° | 0.13" | — |
| 2015 | 85° | 61° | 73° | 3.53" | — |
| 2014 | 72° | 51° | 61° | — | — |
| 2013 | 88° | 58° | 73° | — | — |
| 2012 | 79° | 48° | 63° | 0.2" | — |
| 2011 | 62° | 51° | 57° | — | — |
| 2010 | 55° | 49° | 52° | 0.74" | — |
| 2009 | 81° | 51° | 66° | — | — |
| 2008 | 65° | 48° | 56° | — | — |
| 2007 | 90° | 63° | 76° | 1.37" | — |
| 2006 | 68° | 61° | 64° | — | — |
| 2005 | 83° | 62° | 72° | — | — |
| 2004 | 71° | 49° | 60° | — | — |
| 2003 | 68° | 54° | 61° | — | — |
| 2002 | 72° | 46° | 59° | — | — |
| 2001 | 75° | 58° | 66° | — | — |
| 2000 | 63° | 52° | 57° | — | — |
| 1999 | 67° | 55° | 61° | — | — |
| 1998warmest | 89° | 64° | 77° | — | — |
| 1997 | 83° | 63° | 73° | — | — |
| 1996 | 69° | 64° | 67° | — | — |
| 1995 | 83° | 56° | 69° | 1.83" | — |
| 1994 | 72° | 55° | 63° | — | — |
| 1993 | 64° | 52° | 58° | — | — |
| 1992 | 61° | 55° | 58° | — | — |
| 1991 | 64° | 53° | 59° | — | — |
| 1990 | 74° | 51° | 62° | 8.97" | — |
| 1989 | 66° | 63° | 64° | — | — |
| 1988 | 67° | 48° | 57° | — | — |
| 1987 | 72° | 59° | 65° | — | — |
| 1986coldest | 59° | 44° | 52° | — | — |
| 1985 | 84° | 48° | 66° | — | — |
| 1984 | 70° | 51° | 60° | 0.05" | — |
| 1983 | 68° | 55° | 62° | — | — |
| 1982 | 59° | 50° | 55° | — | — |
| 1981 | 65° | 53° | 59° | — | — |
| 1980 | 76° | 60° | 68° | — | — |
| 1979 | 61° | 52° | 56° | 0.15" | — |
| 1978 | 88° | 63° | 75° | — | — |
| 1977 | 57° | 51° | 54° | 2.08" | — |
| 1976 | 74° | 51° | 62° | — | — |
| 1975 | 58° | 51° | 54° | 1.17" | — |
| 1974 | 56° | 53° | 54° | 0.03" | — |
| 1973 | 69° | 55° | 62° | — | — |
| 1972 | 73° | 52° | 62° | 2.44" | — |
| 1971 | 71° | 60° | 66° | — | — |
55 years of data from DULUTH HARBOR STN