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 2011

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 2011
1-Month
7.62"
(193.55mm)
3.72"
(94.49mm)
3.90"
(99.06mm)
125th Driest Driest since: 2010 1971
1st Wettest Wettest to Date 2011
Mar–Apr 2011
2-Month
10.34"
(262.64mm)
6.81"
(172.97mm)
3.53"
(89.67mm)
117th Driest Driest since: 2010 1915
9th Wettest Wettest since: 1979 1973
Feb–Apr 2011
3-Month
13.58"
(344.93mm)
8.66"
(219.96mm)
4.92"
(124.97mm)
124th Driest Driest since: 2010 1895
2nd Wettest Wettest since: 1945 1945
Jan–Apr 2011
4-Month
14.77"
(375.16mm)
10.79"
(274.07mm)
3.98"
(101.09mm)
113th Driest Driest since: 2010 1895
13th Wettest Wettest since: 2008 1950
Dec 2010–Apr 2011
5-Month
16.54"
(420.12mm)
13.11"
(332.99mm)
3.43"
(87.13mm)
109th Driest Driest since: 2010 1934
16th Wettest Wettest since: 2009 1950
Nov 2010–Apr 2011
6-Month
19.69"
(500.13mm)
15.87"
(403.10mm)
3.82"
(97.03mm)
108th Driest Driest since: 2010 1934
17th Wettest Wettest since: 2008 1950
Oct 2010–Apr 2011
7-Month
21.01"
(533.65mm)
18.66"
(473.96mm)
2.35"
(59.69mm)
92nd Driest Driest since: 2006 1934
33rd Wettest Wettest since: 2010 1950
Sep 2010–Apr 2011
8-Month
24.74"
(628.40mm)
22.15"
(562.61mm)
2.59"
(65.79mm)
95th Driest Driest since: 2006 1940
30th Wettest Wettest since: 2010 1927
Aug 2010–Apr 2011
9-Month
27.92"
(709.17mm)
25.65"
(651.51mm)
2.27"
(57.66mm)
83rd Driest Driest since: 2006 1954
42nd Wettest Wettest since: 2010 1927
Jul 2010–Apr 2011
10-Month
33.27"
(845.06mm)
29.29"
(743.97mm)
3.98"
(101.09mm)
95th Driest Driest since: 2006 1931
30th Wettest Wettest since: 2010 1927
Jun 2010–Apr 2011
11-Month
40.98"
(1,040.89mm)
33.35"
(847.09mm)
7.63"
(193.80mm)
116th Driest Driest since: 2010 1934
9th Wettest Wettest since: 2009 1927
May 2010–Apr 2011
12-Month
46.38"
(1,178.05mm)
37.43"
(950.72mm)
8.95"
(227.33mm)
118th Driest Driest since: 2010 1931
7th Wettest Wettest since: 2010 2016
Ties: 2010
Nov 2009–Apr 2011
18-Month
61.91"
(1,572.51mm)
53.30"
(1,353.82mm)
8.61"
(218.69mm)
108th Driest Driest since: 2008 1902
16th Wettest Wettest since: 2010 1994
May 2009–Apr 2011
24-Month
92.76"
(2,356.10mm)
74.87"
(1,901.70mm)
17.89"
(454.40mm)
121st Driest Driest since: 2009 1915
3rd Wettest Wettest since: 2010 2010
May 2008–Apr 2011
36-Month
140.88"
(3,578.35mm)
112.27"
(2,851.66mm)
28.61"
(726.69mm)
122nd Driest Driest since: 2010 1902
1st Wettest Wettest to Date 2011
May 2007–Apr 2011
48-Month
181.30"
(4,605.02mm)
149.64"
(3,800.86mm)
31.66"
(804.16mm)
121st Driest Driest since: 2010 1956
1st Wettest Wettest to Date 2011
May 2006–Apr 2011
60-Month
221.92"
(5,636.77mm)
187.06"
(4,751.32mm)
34.86"
(885.45mm)
120th Driest Driest since: 2010 1957
1st Wettest Wettest to Date 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published December 2019, retrieved on December 10, 2019 from https://www.ncdc.noaa.gov/cag/