Historical Weather in Green Bay, WI
See 55+ years of weather history for any date in Green Bay going back to 1970.
Part of Wisconsin weather history · Wisconsin temperature records
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Today in Green Bay Weather HistorySee records, averages, and 55+ years of data for today's date
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Monthly Climate Averages
Historical temperature and precipitation averages for Green Bay, WI, based on 55+ years of weather data.
Warmest MonthJulyAvg High: 81°F / Low: 60°F
Coldest MonthJanuaryAvg High: 25°F / Low: 10°F
Jan
25°/ 10°
💧 3.3"
❄️ 1.4"
Feb
29°/ 12°
💧 3.8"
❄️ 1.6"
Mar
41°/ 23°
💧 5.9"
❄️ 1.6"
Apr
54°/ 34°
💧 6.6"
❄️ 1.6"
May
67°/ 45°
💧 7.4"
❄️ 1.3"
Jun
77°/ 55°
💧 9.0"
Jul
81°/ 60°
💧 8.9"
Aug
79°/ 58°
💧 9.8"
Sep
72°/ 50°
💧 8.4"
Oct
59°/ 39°
💧 6.9"
❄️ 1.0"
Nov
44°/ 28°
💧 5.7"
❄️ 1.1"
Dec
31°/ 16°
💧 4.5"
❄️ 1.6"
Temperatures in Fahrenheit. Precipitation and snowfall in inches.
Green Bay, WI Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Avg high Avg low
Green Bay, WI Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Rain (in) Snow (in)
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.
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Best Time to Visit Green Bay, WI
Green Bay, WI has no months that meet our "pleasant" threshold — every season has tradeoffs.
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Pleasant (65-82°F, ≤2.5" rain) Mild Less ideal
Green Bay Temperature Records
- Record High: The hottest temperature ever recorded in Green Bay, WI is 103°F, set on July 13, 1995.
- Record Low: The coldest temperature ever recorded in Green Bay, WI is -28°F, set on January 15, 1972.
- Data Coverage: Based on 57 years of data from NOAA weather station: GREEN BAY.
All-Time Record High
103°F
July 13, 1995
All-Time Record Low
-28°F
January 15, 1972
Monthly Temperature Records in Green Bay
| Month | Record High | Record Low |
|---|---|---|
| January | 53°F(2025) | -28°F(1972) |
| February | 70°F(2024) | -28°F(1996) |
| March | 84°F(2012) | -24°F(2014) |
| April | 89°F(1980) | 9°F(2018) |
| May | 97°F(2018) | 24°F(2020) |
| June | 98°F(1988) | 35°F(2025) |
| July | 103°F(1995) | 40°F(2007) |
| August | 99°F(2001) | 36°F(2004) |
| September | 94°F(2000) | 27°F(1974) |
| October | 88°F(2025) | 16°F(1988) |
| November | 75°F(2020) | -9°F(1976) |
| December | 65°F(2001) | -27°F(1983) |
Green Bay Snow RecordsSee the top 10 snowiest days ever recorded
→Holiday Weather in Green Bay
Weather Analysis & Trends
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