Weather on October 18
Duluth, MN
55 Years of Data
Avg High
53°F
Avg Low
38°F
Warmest
2024
62°F avg
Coldest
1972
28°F avg
About This Date
October 18th in Duluth, MN typically brings cool fall weather, with average highs around 53°F and lows near 38°F. Over 55 years of records, the warmest October 18th was in 2024 (62°F average), while the coldest was 1972 (28°F) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 25% of October 18th dates historically, with the wettest October 18th recording 3.58" of rain. The last decade has been 6.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.0°F warmer on this date compared to 20-30 years ago.
Planning for October 18th in Duluth, MN? Bring layers as temperatures can vary throughout the day.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 62° | 48° | 55° | — | — |
| 2024warmest | 73° | 51° | 62° | — | — |
| 2023 | 55° | 51° | 53° | 0.76" | — |
| 2022 | 41° | 27° | 34° | — | — |
| 2021 | 58° | 40° | 49° | — | — |
| 2020 | 39° | 28° | 34° | — | — |
| 2019 | 67° | 41° | 54° | — | — |
| 2018 | 68° | 28° | 48° | — | — |
| 2017 | 72° | 46° | 59° | — | — |
| 2016 | 66° | 46° | 56° | 0.08" | — |
| 2015 | 52° | 27° | 39° | — | — |
| 2014 | 49° | 34° | 41° | — | — |
| 2013 | 52° | 39° | 45° | 0.08" | — |
| 2012 | 54° | 44° | 49° | 0.51" | — |
| 2011 | 44° | 40° | 42° | 0.13" | — |
| 2010 | 56° | 36° | 46° | — | — |
| 2009 | 59° | 36° | 47° | — | — |
| 2008 | 59° | 39° | 49° | — | — |
| 2007 | 54° | 51° | 52° | 3.58" | — |
| 2006 | 42° | 36° | 39° | — | — |
| 2005 | 51° | 40° | 45° | — | — |
| 2004 | 44° | 40° | 42° | — | — |
| 2003 | 47° | 37° | 42° | — | — |
| 2002 | 42° | 27° | 34° | — | — |
| 2001 | 53° | 29° | 41° | — | — |
| 2000 | 61° | 40° | 50° | — | — |
| 1999 | 44° | 39° | 42° | — | — |
| 1998 | 68° | 41° | 55° | — | — |
| 1997 | 62° | 32° | 47° | — | — |
| 1996 | 55° | 37° | 46° | — | — |
| 1995 | 61° | 39° | 50° | — | — |
| 1994 | 67° | 55° | 61° | — | — |
| 1993 | 44° | 41° | 43° | — | — |
| 1992 | 32° | 27° | 29° | — | — |
| 1991 | 70° | 33° | 51° | — | — |
| 1990 | 48° | 34° | 41° | 2.03" | — |
| 1989 | 41° | 33° | 37° | — | — |
| 1988 | 45° | 34° | 39° | 0.13" | — |
| 1987 | 44° | 41° | 43° | — | — |
| 1986 | 50° | 35° | 43° | — | — |
| 1985 | 63° | 41° | 52° | — | — |
| 1984 | 50° | 43° | 46° | 1.98" | — |
| 1983 | 47° | 41° | 44° | — | — |
| 1982 | 59° | 43° | 51° | — | — |
| 1981 | 50° | 33° | 42° | 0.03" | — |
| 1980 | 46° | 41° | 44° | — | — |
| 1979 | 48° | 43° | 45° | 1.65" | — |
| 1978 | 47° | 40° | 43° | — | — |
| 1977 | 58° | 41° | 49° | — | — |
| 1976 | 38° | 32° | 35° | 0.08" | — |
| 1975 | 51° | 39° | 45° | — | — |
| 1974 | 41° | 35° | 38° | 0.03" | — |
| 1973 | 51° | 38° | 44° | — | — |
| 1972coldest | 34° | 22° | 28° | — | — |
| 1971 | 66° | 52° | 59° | 1.02" | — |
55 years of data from DULUTH HARBOR STN