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


Illinois

Precipitation Rankings, April 2004

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
April 2004
1-Month
1.80"
(45.72mm)
3.72"
(94.49mm)
-1.92"
(-48.77mm)
9th Driest Driest since: 1971 1971
117th Wettest Wettest since: 2003 2011
Ties: 1932
Mar–Apr 2004
2-Month
5.94"
(150.88mm)
6.81"
(172.97mm)
-0.87"
(-22.09mm)
47th Driest Driest since: 2003 1915
79th Wettest Wettest since: 2002 1973
Feb–Apr 2004
3-Month
6.70"
(170.18mm)
8.66"
(219.96mm)
-1.96"
(-49.78mm)
24th Driest Driest since: 1987 1895
102nd Wettest Wettest since: 2003 1945
Jan–Apr 2004
4-Month
8.68"
(220.47mm)
10.79"
(274.07mm)
-2.11"
(-53.60mm)
30th Driest Driest since: 2003 1895
96th Wettest Wettest since: 2002 1950
Dec 2003–Apr 2004
5-Month
11.24"
(285.50mm)
13.11"
(332.99mm)
-1.87"
(-47.49mm)
33rd Driest Driest since: 2003 1934
92nd Wettest Wettest since: 2002 1950
Nov 2003–Apr 2004
6-Month
15.75"
(400.05mm)
15.87"
(403.10mm)
-0.12"
(-3.05mm)
56th Driest Driest since: 2003 1934
69th Wettest Wettest since: 2002 1950
Oct 2003–Apr 2004
7-Month
17.73"
(450.34mm)
18.66"
(473.96mm)
-0.93"
(-23.62mm)
44th Driest Driest since: 2003 1934
81st Wettest Wettest since: 2002 1950
Sep 2003–Apr 2004
8-Month
21.98"
(558.29mm)
22.15"
(562.61mm)
-0.17"
(-4.32mm)
59th Driest Driest since: 2003 1940
66th Wettest Wettest since: 2002 1927
Aug 2003–Apr 2004
9-Month
24.53"
(623.06mm)
25.65"
(651.51mm)
-1.12"
(-28.45mm)
47th Driest Driest since: 2003 1954
78th Wettest Wettest since: 2002 1927
Jul 2003–Apr 2004
10-Month
29.53"
(750.06mm)
29.29"
(743.97mm)
0.24"
(6.09mm)
65th Driest Driest since: 2003 1931
60th Wettest Wettest since: 2002 1927
Jun 2003–Apr 2004
11-Month
33.32"
(846.33mm)
33.35"
(847.09mm)
-0.03"
(-0.76mm)
56th Driest Driest since: 2003 1934
69th Wettest Wettest since: 2002 1927
May 2003–Apr 2004
12-Month
38.82"
(986.03mm)
37.43"
(950.72mm)
1.39"
(35.31mm)
70th Driest Driest since: 2003 1931
55th Wettest Wettest since: 2002 2016
Nov 2002–Apr 2004
18-Month
49.67"
(1,261.62mm)
53.30"
(1,353.82mm)
-3.63"
(-92.20mm)
34th Driest Driest since: 2000 1902
90th Wettest Wettest since: 2003 1994
May 2002–Apr 2004
24-Month
73.00"
(1,854.20mm)
74.87"
(1,901.70mm)
-1.87"
(-47.50mm)
40th Driest Driest since: 2001 1915
84th Wettest Wettest since: 2003 2010
May 2001–Apr 2004
36-Month
116.20"
(2,951.48mm)
112.27"
(2,851.66mm)
3.93"
(99.82mm)
79th Driest Driest since: 2002 1902
44th Wettest Wettest since: 2003 2011
May 2000–Apr 2004
48-Month
155.86"
(3,958.84mm)
149.64"
(3,800.86mm)
6.22"
(157.98mm)
83rd Driest Driest since: 2003 1956
39th Wettest Wettest since: 2002 2011
May 1999–Apr 2004
60-Month
186.77"
(4,743.96mm)
187.06"
(4,751.32mm)
-0.29"
(-7.36mm)
54th Driest Driest since: 1992 1957
67th Wettest Wettest since: 2003 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 19, 2020 from https://www.ncdc.noaa.gov/cag/