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, April 1981

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
April 1981
1-Month
5.04"
(128.02mm)
3.72"
(94.49mm)
1.32"
(33.53mm)
99th Driest Driest since: 1980 1971
27th Wettest Wettest since: 1979 2011
Mar–Apr 1981
2-Month
6.17"
(156.72mm)
6.81"
(172.97mm)
-0.64"
(-16.25mm)
51st Driest Driest since: 1980 1915
75th Wettest Wettest since: 1979 1973
Feb–Apr 1981
3-Month
8.43"
(214.12mm)
8.66"
(219.96mm)
-0.23"
(-5.84mm)
61st Driest Driest since: 1980 1895
65th Wettest Wettest since: 1979 1945
Jan–Apr 1981
4-Month
8.74"
(222.00mm)
10.79"
(274.07mm)
-2.05"
(-52.07mm)
33rd Driest Driest since: 1980 1895
93rd Wettest Wettest since: 1979 1950
Dec 1980–Apr 1981
5-Month
10.48"
(266.19mm)
13.11"
(332.99mm)
-2.63"
(-66.80mm)
18th Driest Driest since: 1980 1934
107th Wettest Wettest since: 1979 1950
Nov 1980–Apr 1981
6-Month
11.71"
(297.43mm)
15.87"
(403.10mm)
-4.16"
(-105.67mm)
13th Driest Driest since: 1977 1934
112th Wettest Wettest since: 1980 1950
Oct 1980–Apr 1981
7-Month
13.89"
(352.81mm)
18.66"
(473.96mm)
-4.77"
(-121.15mm)
8th Driest Driest since: 1971 1934
117th Wettest Wettest since: 1980 1950
Sep 1980–Apr 1981
8-Month
18.64"
(473.46mm)
22.15"
(562.61mm)
-3.51"
(-89.15mm)
23rd Driest Driest since: 1980 1940
102nd Wettest Wettest since: 1979 1927
Aug 1980–Apr 1981
9-Month
23.94"
(608.08mm)
25.65"
(651.51mm)
-1.71"
(-43.43mm)
40th Driest Driest since: 1980 1954
85th Wettest Wettest since: 1979 1927
Jul 1980–Apr 1981
10-Month
27.00"
(685.80mm)
29.29"
(743.97mm)
-2.29"
(-58.17mm)
33rd Driest Driest since: 1980 1931
92nd Wettest Wettest since: 1979 1927
Jun 1980–Apr 1981
11-Month
31.48"
(799.59mm)
33.35"
(847.09mm)
-1.87"
(-47.50mm)
42nd Driest Driest since: 1980 1934
83rd Wettest Wettest since: 1979 1927
May 1980–Apr 1981
12-Month
34.40"
(873.76mm)
37.43"
(950.72mm)
-3.03"
(-76.96mm)
28th Driest Driest since: 1980 1931
97th Wettest Wettest since: 1979 2016
Nov 1979–Apr 1981
18-Month
47.80"
(1,214.12mm)
53.30"
(1,353.82mm)
-5.50"
(-139.70mm)
20th Driest Driest since: 1977 1902
104th Wettest Wettest since: 1980 1994
May 1979–Apr 1981
24-Month
65.80"
(1,671.32mm)
74.87"
(1,901.70mm)
-9.07"
(-230.38mm)
12th Driest Driest since: 1977 1915
112th Wettest Wettest since: 1980 2010
May 1978–Apr 1981
36-Month
108.17"
(2,747.52mm)
112.27"
(2,851.66mm)
-4.10"
(-104.14mm)
34th Driest Driest since: 1978 1902
89th Wettest Wettest since: 1980 2011
May 1977–Apr 1981
48-Month
148.41"
(3,769.61mm)
149.64"
(3,800.86mm)
-1.23"
(-31.25mm)
52nd Driest Driest since: 1980 1956
70th Wettest Wettest since: 1977 2011
May 1976–Apr 1981
60-Month
176.74"
(4,489.20mm)
187.06"
(4,751.32mm)
-10.32"
(-262.12mm)
19th Driest Driest since: 1968 1957
102nd Wettest Wettest since: 1980 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on December 8, 2019 from https://www.ncdc.noaa.gov/cag/