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 September 2020. For more information, please see Climatological Rankings.


Illinois

Precipitation Rankings, July 1988

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
July 1988
1-Month
2.56"
(65.02mm)
3.64"
(92.46mm)
-1.08"
(-27.44mm)
25th Driest Driest since: 1983 1930
102nd Wettest Wettest since: 1987 1958
Jun–Jul 1988
2-Month
3.55"
(90.17mm)
7.72"
(196.09mm)
-4.17"
(-105.92mm)
3rd Driest Driest since: 1936 1936
124th Wettest Wettest since: 1987 2015
May–Jul 1988
3-Month
5.25"
(133.35mm)
11.81"
(299.97mm)
-6.56"
(-166.62mm)
2nd Driest Driest since: 1936 1936
125th Wettest Wettest since: 1987 2015
Apr–Jul 1988
4-Month
7.09"
(180.09mm)
15.52"
(394.21mm)
-8.43"
(-214.12mm)
1st Driest Driest to Date 1988
126th Wettest Wettest since: 1987 1957
Mar–Jul 1988
5-Month
10.41"
(264.41mm)
18.61"
(472.69mm)
-8.20"
(-208.28mm)
2nd Driest Driest since: 1936 1936
125th Wettest Wettest since: 1987 1973
Feb–Jul 1988
6-Month
12.35"
(313.69mm)
20.47"
(519.94mm)
-8.12"
(-206.25mm)
4th Driest Driest since: 1936 1936
123rd Wettest Wettest since: 1987 2008
Jan–Jul 1988
7-Month
14.39"
(365.51mm)
22.60"
(574.04mm)
-8.21"
(-208.53mm)
4th Driest Driest since: 1936 1936
123rd Wettest Wettest since: 1987 2008
Dec 1987–Jul 1988
8-Month
19.50"
(495.30mm)
24.92"
(632.97mm)
-5.42"
(-137.67mm)
11th Driest Driest since: 1987 1936
115th Wettest Wettest since: 1986 2008
Nov 1987–Jul 1988
9-Month
23.20"
(589.28mm)
27.67"
(702.82mm)
-4.47"
(-113.54mm)
18th Driest Driest since: 1987 1934
108th Wettest Wettest since: 1986 1993
Oct 1987–Jul 1988
10-Month
24.50"
(622.30mm)
30.46"
(773.68mm)
-5.96"
(-151.38mm)
11th Driest Driest since: 1954 1934
115th Wettest Wettest since: 1987 2010
Ties: 2012
Sep 1987–Jul 1988
11-Month
26.61"
(675.89mm)
33.96"
(862.58mm)
-7.35"
(-186.69mm)
11th Driest Driest since: 1980 1934
115th Wettest Wettest since: 1987 1927
Aug 1987–Jul 1988
12-Month
31.95"
(811.53mm)
37.46"
(951.48mm)
-5.51"
(-139.95mm)
23rd Driest Driest since: 1980 1934
103rd Wettest Wettest since: 1987 1927
Feb 1987–Jul 1988
18-Month
47.65"
(1,210.31mm)
57.89"
(1,470.41mm)
-10.24"
(-260.10mm)
8th Driest Driest since: 1954 1931
118th Wettest Wettest since: 1987 2010
Aug 1986–Jul 1988
24-Month
65.89"
(1,673.61mm)
74.90"
(1,902.46mm)
-9.01"
(-228.85mm)
15th Driest Driest since: 1977 1954
110th Wettest Wettest since: 1987 2020
Aug 1985–Jul 1988
36-Month
108.67"
(2,760.22mm)
112.32"
(2,852.93mm)
-3.65"
(-92.71mm)
38th Driest Driest since: 1978 1965
86th Wettest Wettest since: 1987 2010
Aug 1984–Jul 1988
48-Month
151.11"
(3,838.19mm)
149.69"
(3,802.13mm)
1.42"
(36.06mm)
63rd Driest Driest since: 1980 1956
60th Wettest Wettest since: 1987 2011
Aug 1983–Jul 1988
60-Month
192.17"
(4,881.12mm)
187.12"
(4,752.85mm)
5.05"
(128.27mm)
74th Driest Driest since: 1981 1934
48th Wettest Wettest since: 1987 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2020, retrieved on October 25, 2020 from https://www.ncdc.noaa.gov/cag/