Weather on March 31
Duluth, MN
55 Years of Data
About This Date
March 31st in Duluth, MN typically brings chilly spring weather, with average highs around 40°F and lows near 27°F. Over 56 years of records, the warmest March 31st was in 2010 (57°F average), while the coldest was 1975 (18°F) — a 39°F range across recorded history. Precipitation has occurred on 29% of recorded March 31st dates, with snow falling 16% of the time (heaviest snowfall: 3.5"). The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
Planning for March 31st in Duluth, MN? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 40° | 31° | 35° | — | — |
| 2025 | 44° | 24° | 34° | — | — |
| 2024 | 48° | 35° | 42° | — | — |
| 2023 | 36° | 10° | 23° | 0.15" | 1" |
| 2022 | 36° | 24° | 30° | — | — |
| 2021 | 31° | 17° | 24° | — | — |
| 2020 | 36° | 27° | 31° | — | — |
| 2019 | 40° | 23° | 31° | — | — |
| 2018 | 24° | 12° | 18° | 0.36" | 1.5" |
| 2017 | 43° | 34° | 38° | — | — |
| 2016 | 40° | 34° | 37° | 0.05" | — |
| 2015 | 57° | 30° | 44° | 0.03" | — |
| 2014 | 35° | 31° | 33° | 1.14" | — |
| 2013 | 39° | 19° | 29° | — | — |
| 2012 | 49° | 36° | 42° | — | — |
| 2011 | 37° | 27° | 32° | — | — |
| 2010warmest | 74° | 40° | 57° | — | — |
| 2009 | 34° | 27° | 30° | 1.32" | 3" |
| 2008 | 51° | 29° | 40° | 0.36" | 2" |
| 2007 | 35° | 32° | 34° | 1.52" | — |
| 2006 | 42° | 37° | 40° | 0.97" | — |
| 2005 | 53° | 38° | 45° | 0.03" | — |
| 2004 | 41° | 25° | 33° | — | — |
| 2003 | 39° | 22° | 30° | — | — |
| 2002 | 39° | 22° | 30° | — | — |
| 2001 | 35° | 33° | 34° | — | — |
| 2000 | 47° | 30° | 38° | — | — |
| 1999 | 45° | 34° | 39° | — | — |
| 1998 | 39° | 31° | 35° | — | — |
| 1997 | 27° | 13° | 20° | — | — |
| 1996 | 35° | 20° | 27° | — | — |
| 1995 | 39° | 27° | 33° | — | — |
| 1994 | 52° | 34° | 43° | — | — |
| 1993 | 31° | 20° | 25° | — | — |
| 1992 | 40° | 22° | 31° | — | — |
| 1991 | 41° | 26° | 34° | — | — |
| 1990 | 54° | 34° | 44° | — | — |
| 1989 | 37° | 24° | 31° | — | — |
| 1988 | 34° | 27° | 30° | — | — |
| 1987 | 35° | 20° | 27° | 0.3" | 2" |
| 1986 | 65° | 35° | 50° | — | — |
| 1985 | 30° | 29° | 29° | 0.46" | 3.5" |
| 1984 | 41° | 26° | 34° | — | — |
| 1983 | 37° | 33° | 35° | 0.51" | 2" |
| 1982 | 45° | 31° | 38° | — | — |
| 1981 | 36° | 32° | 34° | 0.03" | — |
| 1980 | 42° | 31° | 36° | — | — |
| 1979 | 36° | 27° | 31° | — | — |
| 1978 | 42° | 33° | 38° | — | — |
| 1977 | 38° | 24° | 31° | — | — |
| 1976 | 39° | 33° | 36° | — | — |
| 1975coldest | 25° | 12° | 18° | — | — |
| 1974 | 32° | 26° | 29° | 0.03" | 0.1" |
| 1973 | 40° | 29° | 34° | — | — |
| 1972 | 36° | 27° | 31° | 0.05" | 0.1" |
| 1971 | 35° | 30° | 33° | — | — |
Duluth, MN Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Duluth, MN Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Duluth, MN Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Duluth, MN
Duluth, MN has no months that meet our "pleasant" threshold — every season has tradeoffs.