Weather on October 31
Green Bay, WI
55 Years of Data
About This Date
October 31st in Green Bay, WI typically brings cool fall weather, with average highs around 52°F and lows near 36°F. Over 55 years of records, the warmest October 31st was in 1974 (57°F average), while the coldest was 1996 (29°F) — a 28°F range across recorded history. Precipitation has occurred on 40% of recorded October 31st dates, with snow falling 4% of the time (heaviest snowfall: 1.9"). The last decade has been 3.8°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.8°F cooler on this date compared to 20-30 years ago.
Planning for October 31st in Green Bay, WI? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 53° | 38° | 45° | — | — |
| 2024 | 56° | 41° | 48° | 1.47" | — |
| 2023 | 40° | 26° | 33° | 0.2" | 0.7" |
| 2022 | 68° | 39° | 54° | — | — |
| 2021 | 51° | 35° | 43° | — | — |
| 2020 | 56° | 24° | 40° | — | — |
| 2019 | 36° | 28° | 32° | 0.15" | 1.9" |
| 2018 | 58° | 34° | 46° | — | — |
| 2017 | 37° | 31° | 34° | — | — |
| 2016 | 56° | 38° | 47° | — | — |
| 2015 | 49° | 41° | 45° | 0.74" | — |
| 2014 | 41° | 32° | 37° | — | — |
| 2013 | 58° | 46° | 52° | 2.97" | — |
| 2012 | 47° | 28° | 37° | — | — |
| 2011 | 45° | 37° | 41° | — | — |
| 2010 | 48° | 30° | 39° | — | — |
| 2009 | 45° | 35° | 40° | 0.08" | — |
| 2008 | 64° | 39° | 52° | — | — |
| 2007 | 58° | 40° | 49° | — | — |
| 2006 | 57° | 29° | 43° | — | — |
| 2005 | 57° | 41° | 49° | — | — |
| 2004 | 48° | 38° | 43° | — | — |
| 2003 | 49° | 43° | 46° | 0.1" | — |
| 2002 | 40° | 26° | 33° | — | — |
| 2001 | 60° | 45° | 52° | 0.05" | — |
| 2000 | 67° | 46° | 56° | — | — |
| 1999 | 64° | 33° | 49° | — | — |
| 1998 | 54° | 48° | 51° | — | — |
| 1997 | 61° | 43° | 52° | 0.03" | — |
| 1996coldest | 33° | 24° | 29° | — | — |
| 1995 | 44° | 33° | 39° | 0.15" | — |
| 1994 | 49° | 37° | 43° | — | — |
| 1993 | 40° | 29° | 34° | — | — |
| 1992 | 43° | 29° | 36° | — | — |
| 1991 | 47° | 32° | 39° | 0.03" | — |
| 1990 | 59° | 39° | 49° | — | — |
| 1989 | 44° | 34° | 39° | 0.03" | — |
| 1988 | 45° | 22° | 33° | 0.23" | — |
| 1987 | 50° | 35° | 43° | — | — |
| 1986 | 59° | 46° | 53° | 0.23" | — |
| 1985 | 53° | 33° | 43° | 0.99" | — |
| 1984 | 53° | 25° | 39° | 1.02" | — |
| 1983 | 57° | 28° | 43° | — | — |
| 1982 | 50° | 42° | 46° | — | — |
| 1981 | 60° | 46° | 53° | 0.05" | — |
| 1980 | 54° | 31° | 42° | — | — |
| 1979 | 62° | 47° | 54° | 1.45" | — |
| 1978 | 51° | 28° | 40° | — | — |
| 1977 | 56° | 43° | 49° | 0.33" | — |
| 1976 | 48° | 26° | 37° | — | — |
| 1975 | 58° | 44° | 51° | — | — |
| 1974warmest | 67° | 48° | 57° | 0.33" | — |
| 1973 | 43° | 36° | 39° | 1.24" | — |
| 1972 | 42° | 38° | 40° | 0.1" | — |
| 1971 | 49° | 32° | 40° | — | — |
Green Bay, WI Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Green Bay, WI Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Green Bay, WI 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 Green Bay, WI
Green Bay, WI has no months that meet our "pleasant" threshold — every season has tradeoffs.