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 September 2020. For more information, please see Climatological Rankings.


Illinois

Precipitation Rankings, June 2020

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
June 2020
1-Month
3.58"
(90.93mm)
4.09"
(103.89mm)
-0.51"
(-12.96mm)
49th Driest Driest since: 2017 1988
78th Wettest Wettest since: 2019 2015
May–Jun 2020
2-Month
8.84"
(224.54mm)
8.17"
(207.52mm)
0.67"
(17.02mm)
77th Driest Driest since: 2017 1988
50th Wettest Wettest since: 2019 2015
Apr–Jun 2020
3-Month
13.16"
(334.26mm)
11.88"
(301.75mm)
1.28"
(32.51mm)
88th Driest Driest since: 2018 1988
39th Wettest Wettest since: 2019 2011
Mar–Jun 2020
4-Month
17.12"
(434.85mm)
14.97"
(380.24mm)
2.15"
(54.61mm)
95th Driest Driest since: 2018 2005
32nd Wettest Wettest since: 2019 1945
Feb–Jun 2020
5-Month
19.13"
(485.90mm)
16.83"
(427.48mm)
2.30"
(58.42mm)
90th Driest Driest since: 2016 1934
37th Wettest Wettest since: 2019 1945
Jan–Jun 2020
6-Month
23.50"
(596.90mm)
18.96"
(481.58mm)
4.54"
(115.32mm)
104th Driest Driest since: 2018 1934
23rd Wettest Wettest since: 2019 2019
Dec 2019–Jun 2020
7-Month
25.38"
(644.65mm)
21.28"
(540.51mm)
4.10"
(104.14mm)
101st Driest Driest since: 2018 1934
25th Wettest Wettest since: 2019 2019
Nov 2019–Jun 2020
8-Month
27.78"
(705.61mm)
24.04"
(610.62mm)
3.74"
(94.99mm)
97th Driest Driest since: 2018 1934
29th Wettest Wettest since: 2019 2019
Oct 2019–Jun 2020
9-Month
32.79"
(832.87mm)
26.83"
(681.48mm)
5.96"
(151.39mm)
105th Driest Driest since: 2018 1934
21st Wettest Wettest since: 2019 2019
Sep 2019–Jun 2020
10-Month
37.79"
(959.87mm)
30.32"
(770.13mm)
7.47"
(189.74mm)
113th Driest Driest since: 2018 1934
13th Wettest Wettest since: 2019 1927
Aug 2019–Jun 2020
11-Month
41.84"
(1,062.74mm)
33.82"
(859.03mm)
8.02"
(203.71mm)
116th Driest Driest since: 2018 1934
10th Wettest Wettest since: 2019 1927
Jul 2019–Jun 2020
12-Month
44.89"
(1,140.21mm)
37.46"
(951.48mm)
7.43"
(188.73mm)
110th Driest Driest since: 2018 1934
16th Wettest Wettest since: 2019 1927
Jan 2019–Jun 2020
18-Month
73.37"
(1,863.60mm)
56.38"
(1,432.05mm)
16.99"
(431.55mm)
123rd Driest Driest since: 2018 1931
3rd Wettest Wettest since: 2019 2009
Jul 2018–Jun 2020
24-Month
96.56"
(2,452.62mm)
74.91"
(1,902.71mm)
21.65"
(549.91mm)
122nd Driest Driest since: 2019 1954
3rd Wettest Wettest since: 2010 1974
Jul 2017–Jun 2020
36-Month
135.30"
(3,436.62mm)
112.32"
(2,852.93mm)
22.98"
(583.69mm)
118th Driest Driest since: 2018 1956
6th Wettest Wettest since: 2019 2011
Jul 2016–Jun 2020
48-Month
180.42"
(4,582.67mm)
149.71"
(3,802.63mm)
30.71"
(780.04mm)
120th Driest Driest since: 2019 1956
3rd Wettest Wettest since: 2011 2011
Jul 2015–Jun 2020
60-Month
221.99"
(5,638.55mm)
187.15"
(4,753.61mm)
34.84"
(884.94mm)
120th Driest Driest since: 2019 1934
2nd Wettest Wettest since: 2011 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2020, retrieved on October 21, 2020 from https://www.ncdc.noaa.gov/cag/