Weather on March 18
Madison, WI
55 Years of Data
Avg High
44°F
Avg Low
25°F
Warmest
2012
69°F avg
Coldest
1993
13°F avg
About This Date
March 18th in Madison, WI typically brings chilly spring weather, with average highs around 44°F and lows near 25°F. Over 56 years of records, the warmest March 18th was in 2012 (69°F average), while the coldest was 1993 (13°F) — a 56°F range across recorded history. Precipitation has occurred on 30% of recorded March 18th dates, with snow falling 11% of the time (heaviest snowfall: 4"). Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for March 18th in Madison, WI? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 24° | 10° | 17° | 0.13" | 0.8" |
| 2025 | 78° | 33° | 56° | — | — |
| 2024 | 32° | 22° | 27° | — | — |
| 2023 | 33° | 8° | 21° | — | — |
| 2022 | 52° | 35° | 43° | 0.74" | — |
| 2021 | 35° | 32° | 34° | 0.46" | — |
| 2020 | 48° | 29° | 38° | 0.53" | 1.9" |
| 2019 | 43° | 22° | 32° | — | — |
| 2018 | 50° | 22° | 36° | — | — |
| 2017 | 55° | 33° | 44° | — | — |
| 2016 | 54° | 35° | 44° | — | — |
| 2015 | 46° | 22° | 34° | — | — |
| 2014 | 36° | 14° | 25° | — | — |
| 2013 | 33° | 17° | 25° | — | — |
| 2012warmest | 80° | 57° | 69° | — | — |
| 2011 | 62° | 36° | 49° | — | — |
| 2010 | 65° | 27° | 46° | — | — |
| 2009 | 74° | 33° | 53° | — | — |
| 2008 | 37° | 27° | 32° | 0.36" | — |
| 2007 | 41° | 17° | 29° | — | — |
| 2006 | 37° | 20° | 28° | — | — |
| 2005 | 33° | 26° | 30° | 0.89" | 4" |
| 2004 | 37° | 25° | 31° | 0.08" | 0.5" |
| 2003 | 73° | 38° | 55° | — | — |
| 2002 | 37° | 32° | 35° | — | — |
| 2001 | 42° | 16° | 29° | — | — |
| 2000 | 39° | 22° | 30° | — | — |
| 1999 | 59° | 30° | 45° | — | — |
| 1998 | 37° | 27° | 32° | 1.68" | — |
| 1997 | 49° | 13° | 31° | 0.08" | 0.1" |
| 1996 | 42° | 17° | 30° | — | — |
| 1995 | 65° | 23° | 44° | — | — |
| 1994 | 37° | 25° | 31° | — | — |
| 1993coldest | 24° | 1° | 13° | — | — |
| 1992 | 46° | 25° | 35° | — | — |
| 1991 | 43° | 32° | 37° | 1.07" | — |
| 1990 | 40° | 27° | 33° | — | — |
| 1989 | 41° | 12° | 27° | 0.38" | — |
| 1988 | 39° | 27° | 33° | — | — |
| 1987 | 47° | 28° | 37° | — | — |
| 1986 | 44° | 34° | 39° | 1.19" | — |
| 1985 | 42° | 16° | 29° | — | — |
| 1984 | 29° | 22° | 25° | 3.81" | 3" |
| 1983 | 48° | 32° | 40° | — | — |
| 1982 | 38° | 30° | 34° | — | — |
| 1981 | 40° | 15° | 27° | — | — |
| 1980 | 40° | 21° | 30° | — | — |
| 1979 | 41° | 35° | 38° | 0.18" | — |
| 1978 | 36° | 13° | 24° | — | — |
| 1977 | 36° | 27° | 31° | 1.07" | — |
| 1976 | 41° | 24° | 33° | — | — |
| 1975 | 45° | 17° | 31° | — | — |
| 1974 | 34° | 25° | 29° | 0.03" | — |
| 1973 | 39° | 23° | 31° | — | — |
| 1972 | 48° | 20° | 34° | — | — |
| 1971 | 40° | 32° | 36° | 0.38" | — |
56 years of data from UW ARBORETUM - MADISON