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 October 2019. For more information, please see Climatological Rankings.


Illinois

Precipitation Rankings, July 1991

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
July 1991
1-Month
2.06"
(52.32mm)
3.64"
(92.46mm)
-1.58"
(-40.14mm)
14th Driest Driest since: 1983 1930
112th Wettest Wettest since: 1990 1958
Jun–Jul 1991
2-Month
3.68"
(93.47mm)
7.72"
(196.09mm)
-4.04"
(-102.62mm)
4th Driest Driest since: 1988 1936
122nd Wettest Wettest since: 1990 2015
May–Jul 1991
3-Month
8.67"
(220.22mm)
11.81"
(299.97mm)
-3.14"
(-79.75mm)
15th Driest Driest since: 1988 1936
111th Wettest Wettest since: 1990 2015
Apr–Jul 1991
4-Month
12.05"
(306.07mm)
15.52"
(394.21mm)
-3.47"
(-88.14mm)
15th Driest Driest since: 1988 1988
111th Wettest Wettest since: 1990 1957
Mar–Jul 1991
5-Month
16.03"
(407.16mm)
18.61"
(472.69mm)
-2.58"
(-65.53mm)
27th Driest Driest since: 1988 1936
99th Wettest Wettest since: 1990 1973
Feb–Jul 1991
6-Month
16.99"
(431.55mm)
20.47"
(519.94mm)
-3.48"
(-88.39mm)
20th Driest Driest since: 1988 1936
106th Wettest Wettest since: 1990 2008
Jan–Jul 1991
7-Month
18.59"
(472.19mm)
22.60"
(574.04mm)
-4.01"
(-101.85mm)
18th Driest Driest since: 1988 1936
108th Wettest Wettest since: 1990 2008
Dec 1990–Jul 1991
8-Month
23.89"
(606.81mm)
24.92"
(632.97mm)
-1.03"
(-26.16mm)
48th Driest Driest since: 1989 1936
77th Wettest Wettest since: 1990 2008
Nov 1990–Jul 1991
9-Month
27.97"
(710.44mm)
27.67"
(702.82mm)
0.30"
(7.62mm)
59th Driest Driest since: 1989 1934
66th Wettest Wettest since: 1990 1993
Oct 1990–Jul 1991
10-Month
32.15"
(816.61mm)
30.46"
(773.68mm)
1.69"
(42.93mm)
72nd Driest Driest since: 1989 1934
53rd Wettest Wettest since: 1990 2010
Sep 1990–Jul 1991
11-Month
33.99"
(863.35mm)
33.96"
(862.58mm)
0.03"
(0.77mm)
56th Driest Driest since: 1989 1934
69th Wettest Wettest since: 1990 1927
Aug 1990–Jul 1991
12-Month
37.80"
(960.12mm)
37.46"
(951.48mm)
0.34"
(8.64mm)
55th Driest Driest since: 1989 1934
70th Wettest Wettest since: 1990 1927
Feb 1990–Jul 1991
18-Month
66.48"
(1,688.59mm)
57.89"
(1,470.41mm)
8.59"
(218.18mm)
109th Driest Driest since: 1990 1931
16th Wettest Wettest since: 1982 2010
Aug 1989–Jul 1991
24-Month
80.87"
(2,054.10mm)
74.90"
(1,902.46mm)
5.97"
(151.64mm)
92nd Driest Driest since: 1990 1954
32nd Wettest Wettest since: 1986 2010
Aug 1988–Jul 1991
36-Month
115.86"
(2,942.84mm)
112.32"
(2,852.93mm)
3.54"
(89.91mm)
74th Driest Driest since: 1990 1965
49th Wettest Wettest since: 1987 2010
Aug 1987–Jul 1991
48-Month
147.81"
(3,754.37mm)
149.69"
(3,802.13mm)
-1.88"
(-47.76mm)
49th Driest Driest since: 1990 1956
73rd Wettest Wettest since: 1988 2011
Aug 1986–Jul 1991
60-Month
181.75"
(4,616.45mm)
187.12"
(4,752.85mm)
-5.37"
(-136.40mm)
43rd Driest Driest since: 1980 1934
78th Wettest Wettest since: 1990 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 22, 2019 from https://www.ncdc.noaa.gov/cag/