Weather on August 11
Duluth, MN
55 Years of Data
Avg High
76°F
Avg Low
59°F
Warmest
1988
78°F avg
Coldest
2004
49°F avg
About This Date
August 11th in Duluth, MN typically brings pleasant summer weather, with average highs around 76°F and lows near 59°F. Over 55 years of records, the warmest August 11th was in 1988 (78°F average), while the coldest was 2004 (49°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 20% of August 11th dates historically, with the wettest August 11th recording 2.54" of rain. The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
Planning for August 11th in Duluth, MN? Great weather for outdoor activities.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 82° | 59° | 71° | — | — |
| 2024 | 81° | 58° | 69° | — | — |
| 2023 | 67° | 60° | 63° | 0.64" | — |
| 2022 | 67° | 61° | 64° | — | — |
| 2021 | 84° | 64° | 74° | 0.23" | — |
| 2020 | 87° | 56° | 71° | — | — |
| 2019 | 79° | 60° | 69° | — | — |
| 2018 | 88° | 65° | 76° | — | — |
| 2017 | 72° | 53° | 62° | — | — |
| 2016 | 67° | 64° | 65° | — | — |
| 2015 | 79° | 57° | 68° | — | — |
| 2014 | 70° | 63° | 66° | 2.06" | — |
| 2013 | 79° | 54° | 66° | — | — |
| 2012 | 76° | 50° | 63° | — | — |
| 2011 | 84° | 58° | 71° | — | — |
| 2010 | 89° | 65° | 77° | 0.25" | — |
| 2009 | 83° | 56° | 69° | — | — |
| 2008 | 69° | 50° | 60° | — | — |
| 2007 | 87° | 65° | 76° | 0.33" | — |
| 2006 | 67° | 60° | 63° | — | — |
| 2005 | 80° | 56° | 68° | — | — |
| 2004coldest | 56° | 43° | 49° | — | — |
| 2003 | 84° | 65° | 74° | — | — |
| 2002 | 78° | 56° | 67° | — | — |
| 2001 | 74° | 58° | 66° | — | — |
| 2000 | 84° | 65° | 74° | — | — |
| 1999 | 78° | 61° | 69° | — | — |
| 1998 | 85° | 64° | 74° | — | — |
| 1997 | 70° | 52° | 61° | — | — |
| 1996 | 61° | 54° | 57° | — | — |
| 1995 | 84° | 63° | 73° | — | — |
| 1994 | 75° | 56° | 65° | — | — |
| 1993 | 75° | 61° | 68° | — | — |
| 1992 | 69° | 56° | 62° | 0.2" | — |
| 1991 | 81° | 62° | 71° | — | — |
| 1990 | 64° | 55° | 60° | — | — |
| 1989 | 77° | 66° | 72° | — | — |
| 1988warmest | 85° | 71° | 78° | 0.03" | — |
| 1987 | 84° | 66° | 75° | — | — |
| 1986 | 71° | 54° | 62° | — | — |
| 1985 | 72° | 49° | 60° | — | — |
| 1984 | 64° | 60° | 62° | — | — |
| 1983 | 71° | 62° | 67° | — | — |
| 1982 | 68° | 52° | 60° | — | — |
| 1981 | 80° | 60° | 70° | — | — |
| 1980 | 77° | 63° | 70° | — | — |
| 1979 | 75° | 56° | 65° | — | — |
| 1978 | 71° | 61° | 66° | 0.13" | — |
| 1977 | 67° | 56° | 61° | 0.03" | — |
| 1976 | 83° | 65° | 74° | 2.54" | — |
| 1975 | 70° | 60° | 65° | — | — |
| 1974 | 67° | 60° | 63° | 0.15" | — |
| 1973 | 75° | 62° | 69° | — | — |
| 1972 | 78° | 54° | 66° | — | — |
| 1971 | 77° | 53° | 65° | — | — |
55 years of data from DULUTH HARBOR STN