Weather on March 15
Chicago, IL
55 Years of Data
About This Date
March 15th in Chicago, IL typically brings chilly spring weather, with average highs around 47°F and lows near 32°F. Over 53 years of records, the warmest March 15th was in 1990 (64°F average), while the coldest was 1979 (24°F) — a 40°F range across recorded history. Precipitation has occurred on 15% of recorded March 15th dates, with snow falling 2% of the time. 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 15th in Chicago, IL? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 63° | 32° | 47° | — | — |
| 2025 | 64° | 42° | 53° | — | — |
| 2024 | 44° | 37° | 41° | — | — |
| 2023 | 48° | 25° | 36° | — | — |
| 2022 | 42° | 34° | 38° | — | — |
| 2021 | 39° | 29° | 34° | — | — |
| 2020 | 39° | 33° | 36° | — | — |
| 2019 | 40° | 32° | 36° | — | — |
| 2018 | 42° | 30° | 36° | — | — |
| 2017 | 33° | 20° | 26° | — | — |
| 2016 | 50° | 39° | 45° | — | — |
| 2015 | 62° | 34° | 48° | — | — |
| 2014 | 39° | 28° | 34° | — | — |
| 2013 | 42° | 33° | 38° | — | — |
| 2012 | 82° | 45° | 63° | — | — |
| 2011 | 42° | 35° | 39° | — | — |
| 2010 | 47° | 40° | 43° | — | — |
| 2009 | 49° | 33° | 41° | — | — |
| 2008 | 40° | 33° | 36° | — | — |
| 2007 | 37° | 32° | 35° | — | — |
| 2006 | 40° | 28° | 34° | — | — |
| 2005 | 42° | 22° | 32° | — | — |
| 2004 | 37° | 29° | 33° | — | — |
| 2003 | 52° | 34° | 43° | — | — |
| 2002 | 60° | 36° | 48° | 0.05" | — |
| 2001 | 47° | 37° | 42° | 1.04" | — |
| 2000 | 67° | 36° | 51° | 0.36" | — |
| 1999 | 44° | 25° | 34° | — | — |
| 1998 | 30° | 22° | 26° | — | — |
| 1994 | 52° | 37° | 44° | — | — |
| 1993 | 36° | 17° | 26° | — | — |
| 1992 | 34° | 26° | 30° | — | — |
| 1991 | 42° | 30° | 36° | — | — |
| 1990warmest | 71° | 58° | 64° | — | — |
| 1989 | 80° | 30° | 55° | 0.51" | — |
| 1988 | 30° | 19° | 25° | 0.08" | 0.2" |
| 1987 | 37° | 32° | 35° | 0.48" | — |
| 1986 | 47° | 37° | 42° | — | — |
| 1985 | 50° | 32° | 41° | — | — |
| 1984 | 51° | 33° | 42° | 0.25" | — |
| 1983 | 46° | 35° | 41° | — | — |
| 1982 | 42° | 34° | 38° | — | — |
| 1981 | 61° | 38° | 49° | — | — |
| 1980 | 47° | 31° | 39° | — | — |
| 1979coldest | 34° | 14° | 24° | — | — |
| 1978 | 38° | 34° | 36° | — | — |
| 1977 | 71° | 46° | 59° | — | — |
| 1976 | 34° | 28° | 31° | — | — |
| 1975 | 47° | 28° | 37° | — | — |
| 1974 | 44° | 35° | 40° | — | — |
| 1973 | 58° | 48° | 53° | — | — |
| 1972 | 41° | 31° | 36° | — | — |
| 1971 | 57° | 28° | 43° | 0.23" | — |
Chicago, IL Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Chicago, IL Monthly Precipitation
Average rainfall per month, in inches.
Chicago, IL 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 Chicago, IL
Chicago, IL has no months that meet our "pleasant" threshold — every season has tradeoffs.