Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of January 2020. For more information, please see Climatological Rankings.


Illinois

Precipitation Rankings, July 1900

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
July 1900
1-Month
4.35"
(110.49mm)
3.64"
(92.46mm)
0.71"
(18.03mm)
86th Driest Driest since: 1899 1930
40th Wettest Wettest since: 1896 1958
Ties: 1996
Jun–Jul 1900
2-Month
8.65"
(219.71mm)
7.72"
(196.09mm)
0.93"
(23.62mm)
85th Driest Driest since: 1899 1936
41st Wettest Wettest since: 1896 2015
May–Jul 1900
3-Month
12.84"
(326.14mm)
11.80"
(299.72mm)
1.04"
(26.42mm)
75th Driest Driest since: 1899 1936
51st Wettest Wettest since: 1898 2015
Apr–Jul 1900
4-Month
14.35"
(364.49mm)
15.52"
(394.21mm)
-1.17"
(-29.72mm)
44th Driest Driest since: 1899 1988
82nd Wettest Wettest since: 1898 1957
Mar–Jul 1900
5-Month
16.39"
(416.31mm)
18.61"
(472.69mm)
-2.22"
(-56.38mm)
33rd Driest Driest since: 1895 1936
93rd Wettest Wettest since: 1899 1973
Feb–Jul 1900
6-Month
20.26"
(514.60mm)
20.47"
(519.94mm)
-0.21"
(-5.34mm)
58th Driest Driest since: 1899 1936
68th Wettest Wettest since: 1898 2008
Jan–Jul 1900
7-Month
21.50"
(546.10mm)
22.60"
(574.04mm)
-1.10"
(-27.94mm)
46th Driest Driest since: 1899 1936
80th Wettest Wettest since: 1898 2008
Dec 1899–Jul 1900
8-Month
23.78"
(604.01mm)
24.92"
(632.97mm)
-1.14"
(-28.96mm)
44th Driest Driest since: 1899 1936
81st Wettest Wettest since: 1898 2008
Nov 1899–Jul 1900
9-Month
25.58"
(649.73mm)
27.67"
(702.82mm)
-2.09"
(-53.09mm)
37th Driest Driest since: 1899 1934
88th Wettest Wettest since: 1898 1993
Ties: 1932
Oct 1899–Jul 1900
10-Month
28.81"
(731.77mm)
30.46"
(773.68mm)
-1.65"
(-41.91mm)
43rd Driest Driest since: 1899 1934
82nd Wettest Wettest since: 1898 2010
Sep 1899–Jul 1900
11-Month
30.86"
(783.84mm)
33.96"
(862.58mm)
-3.10"
(-78.74mm)
29th Driest Driest to Date 1934
96th Wettest Wettest since: 1899 1927
Ties: 1906, 1913
Aug 1899–Jul 1900
12-Month
33.63"
(854.20mm)
37.46"
(951.48mm)
-3.83"
(-97.28mm)
26th Driest Driest to Date 1934
99th Wettest Wettest since: 1899 1927
Feb 1899–Jul 1900
18-Month
52.31"
(1,328.67mm)
57.89"
(1,470.41mm)
-5.58"
(-141.74mm)
24th Driest Driest to Date 1931
101st Wettest Wettest since: 1899 2010
Aug 1898–Jul 1900
24-Month
70.76"
(1,797.30mm)
74.90"
(1,902.46mm)
-4.14"
(-105.16mm)
31st Driest Driest to Date 1954
93rd Wettest Wettest since: 1899 2010
Aug 1897–Jul 1900
36-Month
109.91"
(2,791.71mm)
112.32"
(2,852.93mm)
-2.41"
(-61.22mm)
44th Driest Driest to Date 1965
79th Wettest Wettest since: 1899 2010
Aug 1896–Jul 1900
48-Month
149.21"
(3,789.93mm)
149.69"
(3,802.13mm)
-0.48"
(-12.20mm)
53rd Driest Driest to Date 1956
69th Wettest Wettest since: 1899 2011
Aug 1895–Jul 1900
60-Month
187.36"
(4,758.94mm)
187.12"
(4,752.85mm)
0.24"
(6.09mm)
56th Driest Driest to Date 1934
65th Wettest Wettest to Date 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2020, retrieved on February 26, 2020 from https://www.ncdc.noaa.gov/cag/