Weather on January 18
Green Bay, WI
55 Years of Data
About This Date
January 18th in Green Bay, WI typically brings very cold winter weather, with average highs around 25°F and lows near 9°F. Over 56 years of records, the warmest January 18th was in 1973 (45°F average), while the coldest was 1994 (-22°F) — a 67°F range across recorded history. Precipitation has occurred on 29% of recorded January 18th dates, with snow falling 32% of the time (heaviest snowfall: 3.2"). The last decade has been 5.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.2°F warmer on this date compared to 20-30 years ago.
Planning for January 18th in Green Bay, WI? Bundle up with warm layers and protect extremities from the cold. Check road conditions if traveling, as snow is possible.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 20° | 6° | 13° | 0.08" | 0.7" |
| 2025 | 36° | 6° | 21° | — | — |
| 2024 | 12° | -3° | 5° | — | — |
| 2023 | 35° | 31° | 33° | — | — |
| 2022 | 37° | 26° | 32° | — | — |
| 2021 | 29° | 20° | 25° | — | 0.1" |
| 2020 | 33° | 11° | 22° | 0.74" | 3.2" |
| 2019 | 22° | 9° | 16° | 0.05" | 0.3" |
| 2018 | 33° | 17° | 25° | — | — |
| 2017 | 37° | 33° | 35° | — | — |
| 2016 | 5° | -8° | -1° | — | — |
| 2015 | 38° | 27° | 33° | — | — |
| 2014 | 18° | -5° | 7° | — | — |
| 2013 | 38° | 6° | 22° | 0.18" | 0.8" |
| 2012 | 22° | -2° | 10° | 0.03" | 0.1" |
| 2011 | 26° | 10° | 18° | — | — |
| 2010 | 28° | 11° | 19° | — | — |
| 2009 | 18° | 1° | 9° | — | — |
| 2008 | 14° | -1° | 7° | — | — |
| 2007 | 28° | 16° | 22° | 0.05" | 0.8" |
| 2006 | 24° | 14° | 19° | — | — |
| 2005 | 20° | -6° | 7° | 0.2" | 1.8" |
| 2004 | 18° | 0° | 9° | — | — |
| 2003 | 23° | 4° | 13° | — | 0.1" |
| 2002 | 16° | -6° | 5° | — | — |
| 2001 | 26° | 14° | 20° | — | — |
| 2000 | 29° | 7° | 18° | — | — |
| 1999 | 36° | 27° | 31° | — | 0.1" |
| 1998 | 29° | 16° | 22° | — | 0.3" |
| 1997 | 5° | -8° | -1° | — | — |
| 1996 | 48° | 10° | 29° | 0.71" | 0.7" |
| 1995 | 32° | 22° | 27° | — | — |
| 1994coldest | -18° | -27° | -22° | — | — |
| 1993 | 19° | -8° | 6° | — | — |
| 1992 | 5° | -7° | -1° | — | — |
| 1991 | 30° | 17° | 24° | — | — |
| 1990 | 34° | 17° | 25° | — | — |
| 1989 | 34° | 24° | 29° | — | — |
| 1988 | 31° | 16° | 23° | — | — |
| 1987 | 27° | 7° | 17° | — | — |
| 1986 | 39° | 26° | 33° | — | — |
| 1985 | 22° | 6° | 14° | 0.13" | 1.2" |
| 1984 | -5° | -19° | -12° | — | — |
| 1983 | 16° | -4° | 6° | — | — |
| 1982 | 8° | -2° | 3° | 0.18" | 2.1" |
| 1981 | 35° | 15° | 25° | — | — |
| 1980 | 33° | 25° | 29° | — | — |
| 1979 | 17° | -14° | 2° | — | — |
| 1978 | 20° | 10° | 15° | 0.05" | 0.4" |
| 1977 | 23° | 2° | 12° | 0.03" | 0.2" |
| 1976 | 20° | -10° | 5° | 0.05" | 0.3" |
| 1975 | 33° | 26° | 30° | 0.05" | 0.3" |
| 1974 | 34° | 28° | 31° | 0.05" | — |
| 1973warmest | 48° | 41° | 45° | 0.91" | — |
| 1972 | 39° | 20° | 29° | — | — |
| 1971 | 16° | -7° | 4° | — | — |
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.