Wednesday, October 21 Chicago
Towns Advertise
What to do in Illinois
Search Log in Add your business Ask a question
  1. Home
  2. Chicago
  3. Statistics
  4. Climate
  5. Annual precipitation
Climate Statistics · City

Annual precipitation in Chicago

1942 – 2025 · 83 data points Updated Oct 21, 2026
Climate · Chicago United States

Source: NOAA National Centers for Environmental Information — GHCN-Daily, 1942 – 2025

Featured spot available Your business could be here First in “Statistics” — with a photo and a “Featured” mark. Take this spot
Overview 8 figures People 21 figures Economy 20 figures Housing 8 figures Education 10 figures Tourism 3 figures Climate 8 figures
Latest value · 2025 34.8 in −7.6 in since 2024
First value · 1942 35.1 in
since 2015 −11.2 in
Annual precipitation, 1942 – 2025 inches · Chicago
 
 
 
 
 
 
 
 
 
 
 
 
1954 
 
 
 
 
 
 
 
 
 
 
 
 
 
1968 
 
 
 
 
 
 
 
 
 
 
 
 
 
1983 
 
 
 
 
 
 
 
 
 
 
 
 
 
1997 
 
 
 
 
 
 
 
 
 
 
 
 
 
2011 
 
 
 
 
 
 
 
 
 
 
 
 
 
34.8 in
2025 

Source: NOAA National Centers for Environmental Information — GHCN-Daily, 1942 – 2025

Compared with Annual precipitation · inches
Chicago
34.8 in
United States 29.3 in

Sources: NOAA National Centers for Environmental Information — GHCN-Daily · NOAA National Centers for Environmental Information, Climate at a Glance

The series at a glance Chicago · 1942 – 2025
Latest value 34.8 in · 2025
First value 35.1 in · 1942
Highest 53.9 in · 2019
Lowest 22.2 in · 1962
Data points 83

By year

All years · 1942 – 2025

YearChicagoChange United States
2025 34.8 in −7.6 in 29.3 in
2024 42.4 in +2.4 in 31.6 in
2023 40.0 in +3.9 in 29.5 in
2022 36.1 in +0.9 in 28.5 in
2021 35.2 in −8.7 in 30.4 in
2020 43.9 in −10.0 in 30.4 in
2019 53.9 in +9.8 in 34.8 in
2018 44.1 in −1.6 in 34.6 in
2017 45.7 in +3.7 in 32.3 in
2016 42.0 in −4.0 in 31.4 in
2015 46.0 in −6.0 in 34.6 in
2014 52.0 in +9.7 in 30.8 in
2013 42.3 in +10.8 in 31.0 in
2012 31.6 in −15.1 in 27.5 in
2011 46.6 in +1.9 in 30.1 in
2010 44.8 in −1.3 in 31.4 in
2009 46.1 in −2.4 in 32.3 in
2008 48.5 in +8.7 in 31.2 in
2007 39.8 in −7.8 in 29.2 in
2006 47.6 in +23.0 in 29.8 in
2005 24.6 in −11.1 in 30.1 in
2004 35.7 in −1.1 in 33.2 in
2003 36.8 in +3.8 in 30.5 in
2002 33.1 in −6.9 in 29.0 in
2001 40.0 in −1.2 in 29.0 in
2000 41.2 in +3.7 in 28.2 in
1999 37.5 in −6.2 in 28.5 in
1998 43.7 in +10.0 in 33.8 in
1997 33.7 in −6.7 in 31.8 in
1996 40.4 in +6.7 in 33.7 in
1995 33.8 in +2.4 in 32.7 in
1994 31.4 in −18.3 in 30.6 in
1993 49.7 in +18.4 in 32.6 in
1992 31.2 in −7.0 in 31.2 in
1991 38.2 in −11.2 in 32.4 in
1990 49.5 in +19.9 in 32.2 in
1989 29.6 in −2.3 in 29.0 in
1988 31.9 in −4.8 in 25.9 in
1987 36.7 in +1.2 in 29.0 in
1986 35.5 in −5.1 in 31.4 in
1985 40.6 in +0.2 in 30.0 in
1984 40.4 in −6.9 in 31.4 in
1983 47.3 in +0.9 in 34.7 in
1982 46.4 in +9.4 in 33.8 in
1981 37.0 in −1.1 in 29.9 in
1979 38.1 in +4.5 in 32.7 in
1978 33.6 in −7.8 in 30.1 in
1977 41.3 in +7.3 in 30.4 in
1976 34.0 in −8.1 in 26.3 in
1975 42.1 in +4.5 in 33.0 in
1974 37.6 in −0.5 in 30.6 in
1973 38.0 in −3.2 in 34.9 in
1972 41.2 in +11.6 in 31.7 in
1971 29.6 in −16.5 in 30.3 in
1970 46.1 in +9.3 in 29.7 in
1969 36.8 in +7.0 in 30.6 in
1968 29.8 in −11.4 in 30.4 in
1967 41.1 in +4.4 in 29.6 in
1966 36.8 in −5.3 in 27.4 in
1965 42.1 in +15.1 in 29.8 in
1964 27.0 in −1.1 in 30.2 in
1963 28.0 in +5.8 in 25.7 in
1962 22.2 in −20.7 in 28.6 in
1961 42.9 in +15.1 in 31.2 in
1960 27.9 in −10.8 in 28.7 in
1959 38.7 in +12.3 in 30.6 in
1958 26.4 in −18.0 in 30.2 in
1957 44.3 in +22.1 in 33.8 in
1956 22.3 in −8.7 in 25.4 in
1955 31.0 in −15.0 in 27.7 in
1954 46.0 in +15.8 in 26.2 in
1953 30.2 in +1.9 in 28.3 in
1952 28.3 in −14.9 in 26.3 in
1951 43.2 in +3.4 in 31.2 in
1950 39.8 in +6.0 in 30.9 in
1949 33.8 in +2.2 in 30.3 in
1948 31.6 in −7.6 in 30.7 in
1947 39.2 in +7.8 in 29.4 in
1946 31.4 in −6.1 in 31.1 in
1945 37.5 in +10.6 in 33.0 in
1944 26.9 in −5.7 in 30.6 in
1943 32.6 in −2.5 in 26.8 in
1942 35.1 in 31.3 in

Sources: NOAA National Centers for Environmental Information — GHCN-Daily · NOAA National Centers for Environmental Information, Climate at a Glance, 1942 – 2025

What it means

Rain and snow (as water) that fell during the year.

How it is calculated

Sum of daily precipitation at the nearest weather station; months with a few missing days are scaled up, years with incomplete months are left out.