Weather on May 1
Joliet, IL
55 Years of Data
Avg High
65°F
Avg Low
44°F
Warmest
2013
72°F avg
Coldest
1979
37°F avg
About This Date
May 1st in Joliet, IL typically brings mild spring weather, with average highs around 65°F and lows near 44°F. Over 53 years of records, the warmest May 1st was in 2013 (72°F average), while the coldest was 1979 (37°F) — a 35°F range across recorded history. Rain or other precipitation has occurred on about 42% of May 1st dates historically, with the wettest May 1st recording 5.18" of rain. The last decade has been 2.7°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.7°F cooler on this date compared to 20-30 years ago.
Planning for May 1st in Joliet, IL? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 55° | 63° | — | — |
| 2024 | 75° | 47° | 61° | — | — |
| 2023 | 48° | 38° | 43° | 0.51" | — |
| 2022 | 72° | 51° | 61° | 1.42" | — |
| 2021 | 64° | 42° | 53° | — | — |
| 2020 | 59° | 36° | 47° | — | — |
| 2019 | 53° | 41° | 47° | 5.18" | — |
| 2018 | 79° | 38° | 58° | — | — |
| 2017 | 59° | 40° | 49° | 2.67" | — |
| 2016 | 49° | 46° | 47° | 1.63" | — |
| 2015 | 52° | 36° | 44° | — | — |
| 2014 | 52° | 42° | 47° | 0.05" | — |
| 2013warmest | 84° | 59° | 72° | — | — |
| 2012 | 62° | 43° | 52° | 1.27" | — |
| 2011 | 73° | 49° | 61° | — | — |
| 2010 | 70° | 59° | 64° | 0.08" | — |
| 2009 | 68° | 49° | 58° | 0.99" | — |
| 2008 | 64° | 36° | 50° | — | — |
| 2007 | 73° | 52° | 62° | — | — |
| 2006 | 60° | 54° | 57° | 1.02" | — |
| 2005 | 56° | 35° | 45° | — | — |
| 2004 | 66° | 44° | 55° | 0.86" | — |
| 2003 | 73° | 50° | 62° | 2.84" | — |
| 2002 | 63° | 43° | 53° | 0.05" | — |
| 2001 | 85° | 51° | 68° | 0.03" | — |
| 2000 | 74° | 49° | 61° | — | — |
| 1999 | 67° | 44° | 55° | — | — |
| 1998 | 63° | 52° | 57° | — | — |
| 1997 | 75° | 34° | 54° | 1.02" | — |
| 1996 | 56° | 37° | 46° | — | — |
| 1995 | 49° | 40° | 44° | — | — |
| 1994 | 44° | 34° | 39° | 1.5" | — |
| 1993 | 72° | 45° | 58° | — | — |
| 1992 | 70° | 47° | 58° | — | — |
| 1991 | 60° | 40° | 50° | 0.13" | — |
| 1990 | 71° | 45° | 58° | — | — |
| 1989 | 63° | 38° | 50° | — | — |
| 1988 | 75° | 40° | 57° | — | — |
| 1987 | 59° | 40° | 49° | — | — |
| 1986 | 79° | 48° | 63° | 0.74" | — |
| 1985 | 79° | 42° | 60° | 0.08" | — |
| 1984 | 59° | 40° | 49° | — | — |
| 1983 | 63° | 43° | 53° | — | — |
| 1981 | 59° | 42° | 51° | 0.08" | — |
| 1980 | 61° | 40° | 50° | — | — |
| 1979coldest | 42° | 32° | 37° | — | — |
| 1978 | 54° | 30° | 42° | — | — |
| 1977 | 74° | 46° | 60° | — | — |
| 1976 | 62° | 44° | 53° | — | — |
| 1974 | 65° | 43° | 54° | — | — |
| 1973 | 76° | 50° | 63° | 4.32" | — |
| 1972 | 72° | 51° | 61° | 0.08" | — |
| 1971 | 65° | 48° | 56° | — | — |
53 years of data from JOLIET