Weather on August 31
Green Bay, WI
55 Years of Data
About This Date
August 31st in Green Bay, WI typically brings pleasant summer weather, with average highs around 77°F and lows near 54°F. Over 55 years of records, the warmest August 31st was in 1972 (78°F average), while the coldest was 2009 (54°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 18% of August 31st dates historically, with the wettest August 31st recording 1.98" of rain. The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.3°F cooler on this date compared to 20-30 years ago.
Planning for August 31st in Green Bay, WI? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 78° | 45° | 61° | — | — |
| 2024 | 82° | 55° | 69° | — | — |
| 2023 | 75° | 45° | 60° | — | — |
| 2022 | 85° | 60° | 72° | — | — |
| 2021 | 76° | 58° | 67° | — | — |
| 2020 | 73° | 51° | 62° | 0.18" | — |
| 2019 | 70° | 48° | 59° | — | — |
| 2018 | 80° | 52° | 66° | — | — |
| 2017 | 65° | 51° | 58° | — | — |
| 2016 | 77° | 54° | 65° | — | — |
| 2015 | 79° | 61° | 70° | — | — |
| 2014 | 76° | 61° | 68° | — | — |
| 2013 | 80° | 60° | 70° | — | — |
| 2012 | 83° | 57° | 70° | — | — |
| 2011 | 79° | 61° | 70° | 0.05" | — |
| 2010 | 84° | 71° | 78° | 0.13" | — |
| 2009coldest | 68° | 40° | 54° | — | — |
| 2008 | 89° | 53° | 71° | — | — |
| 2007 | 79° | 49° | 64° | — | — |
| 2006 | 74° | 46° | 60° | — | — |
| 2005 | 77° | 54° | 65° | — | — |
| 2004 | 75° | 50° | 63° | — | — |
| 2003 | 75° | 50° | 63° | — | — |
| 2002 | 81° | 53° | 67° | — | — |
| 2001 | 68° | 47° | 57° | — | — |
| 2000 | 90° | 65° | 77° | — | — |
| 1999 | 75° | 44° | 60° | — | — |
| 1998 | 79° | 46° | 62° | — | — |
| 1997 | 80° | 60° | 70° | — | — |
| 1996 | 81° | 55° | 68° | — | — |
| 1995 | 79° | 60° | 69° | — | — |
| 1994 | 63° | 47° | 55° | — | — |
| 1993 | 71° | 52° | 61° | 0.03" | — |
| 1992 | 69° | 47° | 58° | — | — |
| 1991 | 73° | 51° | 62° | — | — |
| 1990 | 77° | 53° | 65° | — | — |
| 1989 | 83° | 53° | 68° | 0.08" | — |
| 1988 | 82° | 54° | 68° | — | — |
| 1987 | 67° | 48° | 57° | — | — |
| 1986 | 78° | 55° | 67° | — | — |
| 1985 | 72° | 52° | 62° | — | — |
| 1984 | 74° | 48° | 61° | — | — |
| 1983 | 77° | 57° | 67° | — | — |
| 1982 | 64° | 52° | 58° | — | — |
| 1981 | 84° | 61° | 72° | 0.2" | — |
| 1980 | 70° | 60° | 65° | 1.98" | — |
| 1979 | 84° | 59° | 72° | — | — |
| 1978 | 75° | 50° | 63° | — | — |
| 1977 | 85° | 68° | 76° | 0.66" | — |
| 1976 | 82° | 52° | 67° | 1.42" | — |
| 1975 | 71° | 54° | 62° | — | — |
| 1974 | 67° | 48° | 57° | — | — |
| 1973 | 88° | 67° | 77° | — | — |
| 1972warmest | 87° | 69° | 78° | 1.42" | — |
| 1971 | 72° | 59° | 65° | — | — |
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.