Weather on May 15
Racine, WI
55 Years of Data
Avg High
63°F
Avg Low
47°F
Warmest
2007
77°F avg
Coldest
2016
41°F avg
About This Date
May 15th in Racine, WI typically brings mild spring weather, with average highs around 63°F and lows near 47°F. Over 55 years of records, the warmest May 15th was in 2007 (77°F average), while the coldest was 2016 (41°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 49% of May 15th dates historically, with the wettest May 15th recording 2.84" of rain. The last decade has been 2.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.8°F warmer on this date compared to 20-30 years ago.
Planning for May 15th in Racine, WI? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 57° | 50° | 54° | — | — |
| 2024 | 52° | 47° | 49° | 0.23" | — |
| 2023 | 59° | 47° | 53° | 0.03" | — |
| 2022 | 75° | 58° | 66° | — | — |
| 2021 | 67° | 44° | 55° | — | — |
| 2020 | 68° | 49° | 58° | 1.85" | — |
| 2019 | 59° | 50° | 55° | — | — |
| 2018 | 72° | — | — | 0.91" | — |
| 2017 | 55° | 48° | 52° | — | — |
| 2016coldest | 47° | 35° | 41° | — | — |
| 2015 | 53° | 46° | 50° | 0.33" | — |
| 2014 | 53° | 39° | 46° | 1.22" | — |
| 2013 | 80° | 54° | 67° | — | — |
| 2012 | 74° | 55° | 64° | — | — |
| 2011 | 55° | 42° | 49° | 1.88" | — |
| 2010 | 65° | 42° | 53° | — | — |
| 2009 | 68° | 49° | 58° | — | — |
| 2008 | 58° | 42° | 50° | — | — |
| 2007warmest | 90° | 64° | 77° | — | — |
| 2006 | 51° | 43° | 47° | 0.3" | — |
| 2005 | 62° | 44° | 53° | — | — |
| 2004 | 49° | 45° | 47° | 1.75" | — |
| 2003 | 53° | 44° | 49° | 1.27" | — |
| 2002 | 62° | 46° | 54° | — | — |
| 2001 | 55° | 47° | 51° | 2.84" | — |
| 2000 | 62° | 44° | 53° | — | — |
| 1999 | 57° | 49° | 53° | — | — |
| 1998 | 66° | 56° | 61° | — | — |
| 1997 | 51° | 38° | 44° | 0.61" | — |
| 1996 | 47° | 41° | 44° | 1.63" | — |
| 1995 | 69° | 48° | 59° | — | — |
| 1994 | 60° | 49° | 54° | 0.05" | — |
| 1993 | 78° | 44° | 61° | — | — |
| 1992 | 51° | 45° | 48° | — | — |
| 1991 | 78° | 58° | 68° | — | — |
| 1990 | 62° | 45° | 53° | 0.03" | — |
| 1989 | 53° | 45° | 49° | 0.05" | — |
| 1988 | 71° | 47° | 59° | 0.03" | — |
| 1987 | 82° | 49° | 65° | 0.03" | — |
| 1986 | 65° | 49° | 57° | — | — |
| 1985 | 68° | 50° | 59° | 0.89" | — |
| 1984 | 64° | 40° | 52° | — | — |
| 1983 | 61° | 42° | 51° | 0.15" | — |
| 1982 | 68° | 53° | 61° | 0.03" | — |
| 1981 | 55° | 43° | 49° | 1.42" | — |
| 1980 | 55° | 44° | 50° | 0.23" | — |
| 1979 | — | 47° | — | 0.74" | — |
| 1978 | 49° | 43° | 46° | 0.61" | — |
| 1977 | 71° | 49° | 60° | — | — |
| 1976 | 60° | 48° | 54° | 0.48" | — |
| 1975 | — | 47° | — | — | — |
| 1974 | 62° | 45° | 53° | 0.03" | — |
| 1973 | 66° | 37° | 52° | — | — |
| 1972 | 62° | 45° | 53° | — | — |
| 1971 | 85° | 46° | 65° | — | — |
55 years of data from RACINE WWTP