Weather on March 31
Green Bay, WI
55 Years of Data
About This Date
March 31st in Green Bay, WI typically brings chilly spring weather, with average highs around 47°F and lows near 30°F. Over 56 years of records, the warmest March 31st was in 1986 (63°F average), while the coldest was 1975 (19°F) — a 44°F range across recorded history. Precipitation has occurred on 45% of recorded March 31st dates, with snow falling 20% of the time (heaviest snowfall: 2.2"). The last decade has been 4.7°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.7°F cooler on this date compared to 20-30 years ago.
Planning for March 31st in Green Bay, WI? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella. Check road conditions if traveling, as snow is possible.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 49° | 34° | 41° | 0.28" | — |
| 2025 | 39° | 28° | 34° | — | — |
| 2024 | 48° | 31° | 40° | — | — |
| 2023 | 39° | 34° | 36° | 2.79" | — |
| 2022 | 35° | 30° | 33° | 1.37" | 1.3" |
| 2021 | 37° | 23° | 30° | — | — |
| 2020 | 39° | 34° | 36° | — | — |
| 2019 | 37° | 24° | 31° | — | — |
| 2018 | 38° | 23° | 31° | 0.97" | 1.5" |
| 2017 | 52° | 32° | 42° | — | — |
| 2016 | 43° | 33° | 38° | 1.96" | — |
| 2015 | 58° | 31° | 45° | — | — |
| 2014 | 53° | 34° | 43° | — | — |
| 2013 | 45° | 29° | 37° | 0.03" | — |
| 2012 | 43° | 37° | 40° | — | — |
| 2011 | 42° | 16° | 29° | — | — |
| 2010 | 73° | 47° | 60° | — | — |
| 2009 | 42° | 32° | 37° | 0.66" | — |
| 2008 | 39° | 35° | 37° | 3.07" | — |
| 2007 | 54° | 39° | 46° | 1.35" | — |
| 2006 | 57° | 43° | 50° | 0.33" | — |
| 2005 | 50° | 35° | 43° | — | — |
| 2004 | 45° | 28° | 36° | — | — |
| 2003 | 42° | 21° | 32° | 0.05" | 0.4" |
| 2002 | 46° | 29° | 37° | — | — |
| 2001 | 48° | 30° | 39° | 0.25" | 0.1" |
| 2000 | 64° | 29° | 46° | — | — |
| 1999 | 73° | 51° | 62° | — | — |
| 1998 | 46° | 36° | 41° | 2.39" | — |
| 1997 | 43° | 20° | 31° | — | — |
| 1996 | 45° | 28° | 36° | 0.33" | — |
| 1995 | 44° | 22° | 33° | — | 0.1" |
| 1994 | 58° | 28° | 43° | — | — |
| 1993 | 40° | 27° | 33° | 0.66" | 2.2" |
| 1992 | 44° | 26° | 35° | 0.61" | 1.5" |
| 1991 | 49° | 32° | 40° | 0.1" | 0.4" |
| 1990 | 58° | 24° | 41° | — | — |
| 1989 | 38° | 27° | 32° | — | — |
| 1988 | 54° | 25° | 39° | — | — |
| 1987 | 32° | 9° | 20° | 0.05" | 0.2" |
| 1986warmest | 77° | 48° | 63° | — | — |
| 1985 | 33° | 28° | 31° | 1.27" | 2.2" |
| 1984 | 47° | 26° | 36° | — | — |
| 1983 | 41° | 33° | 37° | — | — |
| 1982 | 53° | 38° | 45° | — | — |
| 1981 | 63° | 40° | 51° | — | — |
| 1980 | 49° | 33° | 41° | — | — |
| 1979 | 43° | 29° | 36° | — | — |
| 1978 | 54° | 34° | 44° | 0.46" | — |
| 1977 | 40° | 28° | 34° | 0.03" | — |
| 1976 | 38° | 32° | 35° | 0.46" | — |
| 1975coldest | 24° | 14° | 19° | 0.25" | 1.7" |
| 1974 | 41° | 32° | 37° | 0.03" | — |
| 1973 | 42° | 36° | 39° | 0.05" | — |
| 1972 | 34° | 11° | 22° | — | — |
| 1971 | 46° | 32° | 39° | — | — |