Weather on March 20
Duluth, MN
55 Years of Data
Avg High
37°F
Avg Low
23°F
Warmest
2012
51°F avg
Coldest
2013
14°F avg
About This Date
March 20th in Duluth, MN typically brings cold spring weather, with average highs around 37°F and lows near 23°F. Over 56 years of records, the warmest March 20th was in 2012 (51°F average), while the coldest was 2013 (14°F) — a 37°F range across recorded history. Precipitation has occurred on 14% of recorded March 20th dates, with snow falling 4% of the time (heaviest snowfall: 5"). The last decade has been 4.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.1°F warmer on this date compared to 20-30 years ago.
Planning for March 20th in Duluth, MN? Bundle up with warm layers and protect extremities from the cold.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 60° | 29° | 44° | — | — |
| 2025 | 48° | 24° | 36° | — | — |
| 2024 | 27° | 13° | 20° | — | — |
| 2023 | 30° | 19° | 25° | — | — |
| 2022 | 46° | 28° | 37° | — | — |
| 2021 | 61° | 31° | 46° | — | — |
| 2020 | 33° | 19° | 26° | — | — |
| 2019 | 41° | 37° | 39° | — | — |
| 2018 | 27° | 20° | 24° | — | — |
| 2017 | 54° | 34° | 44° | — | — |
| 2016 | 41° | 24° | 33° | — | — |
| 2015 | 51° | 32° | 42° | 0.64" | — |
| 2014 | 42° | 23° | 33° | 0.43" | — |
| 2013coldest | 22° | 7° | 14° | — | — |
| 2012warmest | 63° | 40° | 51° | 0.28" | — |
| 2011 | 35° | 32° | 34° | 0.99" | — |
| 2010 | 39° | 21° | 30° | — | — |
| 2009 | 33° | 21° | 27° | 0.38" | 1.5" |
| 2008 | 30° | 22° | 26° | — | — |
| 2007 | 41° | 8° | 25° | — | — |
| 2006 | 30° | 25° | 27° | — | — |
| 2005 | 35° | 14° | 25° | — | — |
| 2004 | 46° | 24° | 35° | — | — |
| 2003 | 35° | 28° | 32° | — | — |
| 2002 | 38° | 17° | 27° | — | — |
| 2001 | 37° | 30° | 34° | — | — |
| 2000 | 36° | 30° | 33° | — | — |
| 1999 | 37° | 23° | 30° | — | — |
| 1998 | 31° | 22° | 26° | — | — |
| 1997 | 42° | 21° | 32° | — | — |
| 1996 | 31° | 19° | 25° | — | — |
| 1995 | 39° | 31° | 35° | — | — |
| 1994 | 35° | 30° | 33° | — | — |
| 1993 | 32° | 20° | 26° | — | — |
| 1992 | 32° | 21° | 27° | — | — |
| 1991 | 38° | 18° | 28° | — | — |
| 1990 | 39° | 25° | 32° | — | — |
| 1989 | 24° | 16° | 20° | — | — |
| 1988 | 22° | 15° | 18° | — | — |
| 1987 | 40° | 33° | 36° | — | — |
| 1986 | 29° | 5° | 17° | — | — |
| 1985 | 35° | 24° | 30° | — | — |
| 1984 | 38° | 27° | 32° | — | — |
| 1983 | 27° | 17° | 22° | — | — |
| 1982 | 34° | 27° | 30° | 0.71" | 5" |
| 1981 | 43° | 26° | 34° | — | — |
| 1980 | 39° | 25° | 32° | — | — |
| 1979 | 36° | 29° | 32° | — | — |
| 1978 | 34° | 26° | 30° | — | — |
| 1977 | 36° | 21° | 28° | — | — |
| 1976 | 42° | 21° | 32° | 0.05" | — |
| 1975 | 35° | 30° | 33° | 0.15" | — |
| 1974 | 26° | 14° | 20° | — | — |
| 1973 | 35° | 24° | 30° | — | — |
| 1972 | 30° | 24° | 27° | — | — |
| 1971 | 38° | 25° | 31° | — | — |
56 years of data from DULUTH HARBOR STN