Weather on August 23
Duluth, MN
55 Years of Data
Avg High
70°F
Avg Low
57°F
Warmest
2016
77°F avg
Coldest
2002
51°F avg
About This Date
August 23rd in Duluth, MN typically brings pleasant summer weather, with average highs around 70°F and lows near 57°F. Over 55 years of records, the warmest August 23rd was in 2016 (77°F average), while the coldest was 2002 (51°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 18% of August 23rd dates historically, with the wettest August 23rd recording 6.6" of rain. The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
Planning for August 23rd in Duluth, MN? Great weather for outdoor activities.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 57° | 64° | — | — |
| 2024 | 74° | 63° | 68° | — | — |
| 2023 | 63° | 61° | 62° | — | — |
| 2022 | 86° | 62° | 74° | — | — |
| 2021 | 90° | 51° | 70° | — | — |
| 2020 | 71° | 62° | 67° | — | — |
| 2019 | 67° | 50° | 58° | — | — |
| 2018 | 82° | 55° | 69° | — | — |
| 2017 | 68° | 53° | 61° | 0.13" | — |
| 2016warmest | 87° | 66° | 77° | — | — |
| 2015 | 67° | 55° | 61° | 0.05" | — |
| 2014 | 63° | 61° | 62° | — | — |
| 2013 | 70° | 53° | 61° | — | — |
| 2012 | 69° | 64° | 67° | 0.41" | — |
| 2011 | 76° | 66° | 71° | 0.46" | — |
| 2010 | 67° | 54° | 60° | — | — |
| 2009 | 59° | 52° | 55° | — | — |
| 2008 | 71° | 59° | 65° | — | — |
| 2007 | 74° | 56° | 65° | — | — |
| 2006 | 69° | 60° | 65° | 0.1" | — |
| 2005 | 64° | 46° | 55° | — | — |
| 2004 | 71° | 41° | 56° | — | — |
| 2003 | 85° | 64° | 74° | — | — |
| 2002coldest | 57° | 45° | 51° | — | — |
| 2001 | 81° | 62° | 71° | — | — |
| 2000 | 74° | 60° | 67° | — | — |
| 1999 | 66° | 62° | 64° | — | — |
| 1998 | 72° | 57° | 64° | — | — |
| 1997 | 68° | 55° | 62° | — | — |
| 1996 | 76° | 58° | 67° | — | — |
| 1995 | 69° | 62° | 66° | — | — |
| 1994 | 75° | 59° | 67° | — | — |
| 1993 | 82° | 64° | 73° | 0.81" | — |
| 1992 | 82° | 58° | 70° | — | — |
| 1991 | 82° | 62° | 72° | — | — |
| 1990 | 61° | 59° | 60° | — | — |
| 1989 | 63° | 59° | 61° | — | — |
| 1988 | 73° | 51° | 62° | — | — |
| 1987 | 66° | 51° | 59° | — | — |
| 1986 | 73° | 54° | 63° | — | — |
| 1985 | 56° | 49° | 52° | 0.71" | — |
| 1984 | 66° | 58° | 62° | — | — |
| 1983 | 73° | 64° | 69° | — | — |
| 1982 | 74° | 61° | 67° | — | — |
| 1981 | 73° | 65° | 69° | — | — |
| 1980 | 71° | 67° | 69° | 0.56" | — |
| 1979 | 65° | 58° | 61° | — | — |
| 1978 | 60° | 55° | 58° | 6.6" | — |
| 1977 | 64° | 50° | 57° | — | — |
| 1976 | 72° | 61° | 66° | — | — |
| 1975 | 66° | 58° | 62° | 0.36" | — |
| 1974 | 62° | 57° | 60° | — | — |
| 1973 | 65° | 57° | 61° | — | — |
| 1972 | 61° | 49° | 55° | — | — |
| 1971 | 58° | 51° | 54° | — | — |
55 years of data from DULUTH HARBOR STN