Weather on August 17
Duluth, MN
55 Years of Data
Avg High
74°F
Avg Low
58°F
Warmest
2021
78°F avg
Coldest
1994
54°F avg
About This Date
August 17th in Duluth, MN typically brings pleasant summer weather, with average highs around 74°F and lows near 58°F. Over 55 years of records, the warmest August 17th was in 2021 (78°F average), while the coldest was 1994 (54°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 15% of August 17th dates historically, with the wettest August 17th recording 2.64" of rain. The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.
Planning for August 17th in Duluth, MN? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 66° | 61° | 63° | — | — |
| 2024 | 75° | 65° | 70° | — | — |
| 2023 | 74° | 60° | 67° | — | — |
| 2022 | 77° | 59° | 68° | 1.37" | — |
| 2021warmest | 91° | 65° | 78° | — | — |
| 2020 | 75° | 61° | 68° | — | — |
| 2019 | 85° | 59° | 72° | — | — |
| 2018 | 76° | 58° | 67° | — | — |
| 2017 | 67° | 61° | 64° | 1.35" | — |
| 2016 | 86° | 62° | 74° | — | — |
| 2015 | 75° | 63° | 69° | — | — |
| 2014 | 65° | 58° | 61° | 2.03" | — |
| 2013 | 83° | 56° | 69° | — | — |
| 2012 | 70° | 55° | 62° | — | — |
| 2011 | 80° | 61° | 70° | — | — |
| 2010 | 75° | 52° | 63° | — | — |
| 2009 | 78° | 56° | 67° | — | — |
| 2008 | 91° | 62° | 77° | — | — |
| 2007 | 72° | 48° | 60° | — | — |
| 2006 | 79° | 65° | 72° | — | — |
| 2005 | 64° | 59° | 62° | — | — |
| 2004 | 69° | 60° | 65° | — | — |
| 2003 | 91° | 52° | 71° | — | — |
| 2002 | 80° | 34° | 57° | — | — |
| 2001 | 72° | 59° | 65° | — | — |
| 2000 | 66° | 59° | 63° | — | — |
| 1999 | 80° | 57° | 69° | — | — |
| 1998 | 83° | 63° | 73° | — | — |
| 1997 | 60° | 55° | 58° | — | — |
| 1996 | 78° | 58° | 68° | — | — |
| 1995 | 70° | 62° | 66° | — | — |
| 1994coldest | 57° | 52° | 54° | — | — |
| 1993 | 68° | 53° | 61° | — | — |
| 1992 | 76° | 60° | 68° | — | — |
| 1991 | 79° | 65° | 72° | — | — |
| 1990 | 76° | 64° | 70° | — | — |
| 1989 | 67° | 58° | 62° | — | — |
| 1988 | 75° | 62° | 69° | — | — |
| 1987 | 74° | 60° | 67° | — | — |
| 1986 | 76° | 63° | 69° | — | — |
| 1985 | 76° | 43° | 59° | 0.36" | — |
| 1984 | 77° | 58° | 67° | — | — |
| 1983 | 72° | 67° | 69° | — | — |
| 1982 | 75° | 64° | 70° | — | — |
| 1981 | 72° | 56° | 64° | — | — |
| 1980 | 63° | 58° | 60° | 0.99" | — |
| 1979 | 60° | 54° | 57° | — | — |
| 1978 | 74° | 60° | 67° | 0.25" | — |
| 1977 | 63° | 49° | 56° | — | — |
| 1976 | 70° | 53° | 61° | — | — |
| 1975 | 68° | 56° | 62° | — | — |
| 1974 | 78° | 61° | 69° | 0.03" | — |
| 1973 | 69° | 62° | 66° | — | — |
| 1972 | 89° | 58° | 73° | — | — |
| 1971 | 77° | 56° | 66° | 2.64" | — |
55 years of data from DULUTH HARBOR STN