Weather on April 12
Joliet, IL
55 Years of Data
Avg High
60°F
Avg Low
39°F
Warmest
1971
72°F avg
Coldest
1990
33°F avg
About This Date
April 12th in Joliet, IL typically brings mild spring weather, with average highs around 60°F and lows near 39°F. Over 54 years of records, the warmest April 12th was in 1971 (72°F average), while the coldest was 1990 (33°F) — a 39°F range across recorded history. Rain or other precipitation has occurred on about 39% of April 12th dates historically, with the wettest April 12th recording 5.59" of rain. The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.5°F cooler on this date compared to 20-30 years ago.
Planning for April 12th in Joliet, IL? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 63° | 30° | 46° | — | — |
| 2024 | 59° | 47° | 53° | 0.03" | — |
| 2023 | 78° | 42° | 60° | — | — |
| 2022 | 62° | 38° | 50° | — | — |
| 2021 | 56° | 44° | 50° | 0.05" | — |
| 2020 | 65° | 44° | 54° | 1.07" | — |
| 2019 | 73° | 39° | 56° | 0.69" | — |
| 2018 | 67° | 37° | 52° | — | — |
| 2017 | 53° | 36° | 44° | — | — |
| 2016 | 50° | 29° | 39° | — | — |
| 2015 | 63° | 36° | 49° | — | — |
| 2014 | 70° | 38° | 54° | — | — |
| 2013 | 52° | 37° | 44° | 0.13" | — |
| 2012 | 54° | 30° | 42° | — | — |
| 2011 | 64° | 41° | 53° | — | — |
| 2010 | 70° | 45° | 57° | — | — |
| 2009 | 50° | 31° | 40° | — | — |
| 2008 | 62° | 38° | 50° | 0.2" | — |
| 2007 | 42° | 33° | 38° | 1.96" | — |
| 2006 | 75° | 40° | 57° | 0.23" | — |
| 2005 | 78° | 50° | 64° | 0.15" | — |
| 2004 | 48° | 32° | 40° | — | — |
| 2003 | 78° | 44° | 61° | — | — |
| 2002 | 69° | 60° | 65° | — | — |
| 2001 | 77° | 47° | 62° | 0.84" | — |
| 2000 | 43° | 30° | 36° | — | — |
| 1999 | 51° | 37° | 44° | — | — |
| 1998 | 65° | 37° | 51° | — | — |
| 1997 | 38° | 32° | 35° | 1.78" | — |
| 1996 | 78° | 44° | 61° | — | — |
| 1995 | 61° | 33° | 47° | 1.88" | — |
| 1994 | 51° | 41° | 46° | 3.02" | — |
| 1993 | 54° | 38° | 46° | — | — |
| 1992 | 57° | 38° | 47° | — | — |
| 1991 | 47° | 35° | 41° | 0.13" | — |
| 1990coldest | 42° | 25° | 33° | — | — |
| 1989 | 50° | 29° | 39° | 0.08" | — |
| 1988 | 59° | 41° | 50° | — | — |
| 1987 | 59° | 42° | 51° | 1.14" | — |
| 1986 | 71° | 34° | 52° | — | — |
| 1985 | 60° | 40° | 50° | — | — |
| 1984 | 65° | 37° | 51° | — | — |
| 1983 | 47° | 36° | 41° | — | — |
| 1982 | 46° | 29° | 37° | — | — |
| 1981 | 70° | 44° | 57° | 1.98" | — |
| 1980 | 42° | 31° | 36° | 0.86" | — |
| 1979 | 60° | 36° | 48° | 5.59" | — |
| 1978 | 59° | 41° | 50° | — | — |
| 1977 | 83° | 56° | 69° | — | — |
| 1976 | 44° | 26° | 35° | — | — |
| 1974 | 73° | 54° | 63° | — | — |
| 1973 | 48° | 32° | 40° | 1.14" | — |
| 1972 | 64° | 42° | 53° | 0.3" | — |
| 1971warmest | 85° | 60° | 72° | — | — |
54 years of data from JOLIET