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


Illinois

Precipitation Rankings, April 2010

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 2010
1-Month
3.36"
(85.34mm)
3.72"
(94.49mm)
-0.36"
(-9.15mm)
60th Driest Driest since: 2005 1971
66th Wettest Wettest since: 2009 2011
Mar–Apr 2010
2-Month
6.10"
(154.94mm)
6.81"
(172.97mm)
-0.71"
(-18.03mm)
49th Driest Driest since: 2005 1915
77th Wettest Wettest since: 2009 1973
Feb–Apr 2010
3-Month
7.63"
(193.80mm)
8.66"
(219.96mm)
-1.03"
(-26.16mm)
46th Driest Driest since: 2005 1895
80th Wettest Wettest since: 2009 1945
Jan–Apr 2010
4-Month
9.07"
(230.38mm)
10.79"
(274.07mm)
-1.72"
(-43.69mm)
38th Driest Driest since: 2004 1895
88th Wettest Wettest since: 2009 1950
Ties: 1905
Dec 2009–Apr 2010
5-Month
13.05"
(331.47mm)
13.11"
(332.99mm)
-0.06"
(-1.52mm)
63rd Driest Driest since: 2004 1934
62nd Wettest Wettest since: 2009 1950
Nov 2009–Apr 2010
6-Month
15.53"
(394.46mm)
15.87"
(403.10mm)
-0.34"
(-8.64mm)
52nd Driest Driest since: 2003 1934
73rd Wettest Wettest since: 2009 1950
Oct 2009–Apr 2010
7-Month
24.02"
(610.11mm)
18.66"
(473.96mm)
5.36"
(136.15mm)
114th Driest Driest since: 2009 1934
11th Wettest Wettest since: 2008 1950
Sep 2009–Apr 2010
8-Month
26.30"
(668.02mm)
22.15"
(562.61mm)
4.15"
(105.41mm)
103rd Driest Driest since: 2007 1940
22nd Wettest Wettest since: 2009 1927
Aug 2009–Apr 2010
9-Month
31.02"
(787.91mm)
25.65"
(651.51mm)
5.37"
(136.40mm)
111th Driest Driest since: 2008 1954
14th Wettest Wettest since: 2009 1927
Jul 2009–Apr 2010
10-Month
35.61"
(904.49mm)
29.29"
(743.97mm)
6.32"
(160.52mm)
114th Driest Driest since: 2008 1931
11th Wettest Wettest since: 2009 1927
Jun 2009–Apr 2010
11-Month
40.73"
(1,034.54mm)
33.35"
(847.09mm)
7.38"
(187.45mm)
114th Driest Driest since: 2008 1934
11th Wettest Wettest since: 2009 1927
May 2009–Apr 2010
12-Month
46.38"
(1,178.05mm)
37.43"
(950.72mm)
8.95"
(227.33mm)
118th Driest Driest since: 2008 1931
7th Wettest Wettest since: 2009 2016
Ties: 2011
Nov 2008–Apr 2010
18-Month
65.77"
(1,670.56mm)
53.30"
(1,353.82mm)
12.47"
(316.74mm)
120th Driest Driest since: 2008 1902
4th Wettest Wettest since: 2009 1994
May 2008–Apr 2010
24-Month
94.50"
(2,400.30mm)
74.87"
(1,901.70mm)
19.63"
(498.60mm)
123rd Driest Driest since: 2009 1915
1st Wettest Wettest to Date 2010
May 2007–Apr 2010
36-Month
134.92"
(3,426.97mm)
112.27"
(2,851.66mm)
22.65"
(575.31mm)
121st Driest Driest since: 2009 1902
2nd Wettest Wettest to Date 2011
May 2006–Apr 2010
48-Month
175.54"
(4,458.72mm)
149.64"
(3,800.86mm)
25.90"
(657.86mm)
118th Driest Driest since: 2009 1956
4th Wettest Wettest to Date 2011
May 2005–Apr 2010
60-Month
207.61"
(5,273.29mm)
187.06"
(4,751.32mm)
20.55"
(521.97mm)
113th Driest Driest since: 2009 1957
8th Wettest Wettest since: 1986 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published December 2019, retrieved on December 12, 2019 from https://www.ncdc.noaa.gov/cag/