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, July 2015

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
(1895-2019)
Wettest/Driest
Since
Record
July 2015
1-Month
5.21"
(132.33mm)
3.64"
(92.46mm)
1.57"
(39.87mm)
108th Driest Driest since: 2014 1930
18th Wettest Wettest since: 2010 1958
Jun–Jul 2015
2-Month
14.65"
(372.11mm)
7.72"
(196.09mm)
6.93"
(176.02mm)
125th Driest Driest since: 2014 1936
1st Wettest Wettest to Date 2015
May–Jul 2015
3-Month
20.04"
(509.02mm)
11.80"
(299.72mm)
8.24"
(209.30mm)
125th Driest Driest since: 2014 1936
1st Wettest Wettest to Date 2015
Apr–Jul 2015
4-Month
23.45"
(595.63mm)
15.52"
(394.21mm)
7.93"
(201.42mm)
124th Driest Driest since: 2014 1988
2nd Wettest Wettest since: 1957 1957
Mar–Jul 2015
5-Month
25.80"
(655.32mm)
18.61"
(472.69mm)
7.19"
(182.63mm)
123rd Driest Driest since: 2014 1936
3rd Wettest Wettest since: 2011 1973
Feb–Jul 2015
6-Month
27.23"
(691.64mm)
20.47"
(519.94mm)
6.76"
(171.70mm)
115th Driest Driest since: 2014 1936
11th Wettest Wettest since: 2013 2008
Jan–Jul 2015
7-Month
28.73"
(729.74mm)
22.60"
(574.04mm)
6.13"
(155.70mm)
110th Driest Driest since: 2014 1936
16th Wettest Wettest since: 2013 2008
Dec 2014–Jul 2015
8-Month
30.63"
(778.00mm)
24.92"
(632.97mm)
5.71"
(145.03mm)
107th Driest Driest since: 2014 1936
18th Wettest Wettest since: 2013 2008
Nov 2014–Jul 2015
9-Month
32.49"
(825.25mm)
27.67"
(702.82mm)
4.82"
(122.43mm)
101st Driest Driest since: 2014 1934
24th Wettest Wettest since: 2013 1993
Oct 2014–Jul 2015
10-Month
36.82"
(935.23mm)
30.46"
(773.68mm)
6.36"
(161.55mm)
109th Driest Driest since: 2014 1934
16th Wettest Wettest since: 2013 2010
Ties: 2016
Sep 2014–Jul 2015
11-Month
40.93"
(1,039.62mm)
33.96"
(862.58mm)
6.97"
(177.04mm)
110th Driest Driest since: 2014 1934
15th Wettest Wettest since: 2013 1927
Aug 2014–Jul 2015
12-Month
46.12"
(1,171.45mm)
37.46"
(951.48mm)
8.66"
(219.97mm)
115th Driest Driest since: 2014 1934
10th Wettest Wettest since: 2013 1927
Feb 2014–Jul 2015
18-Month
68.30"
(1,734.82mm)
57.89"
(1,470.41mm)
10.41"
(264.41mm)
116th Driest Driest since: 2014 1931
9th Wettest Wettest since: 2011 2010
Aug 2013–Jul 2015
24-Month
81.45"
(2,068.83mm)
74.90"
(1,902.46mm)
6.55"
(166.37mm)
94th Driest Driest since: 2013 1954
30th Wettest Wettest since: 2014 2010
Aug 2012–Jul 2015
36-Month
128.44"
(3,262.38mm)
112.32"
(2,852.93mm)
16.12"
(409.45mm)
112th Driest Driest since: 2014 1965
11th Wettest Wettest since: 2011 2010
Aug 2011–Jul 2015
48-Month
158.37"
(4,022.60mm)
149.69"
(3,802.13mm)
8.68"
(220.47mm)
91st Driest Driest since: 2014 1956
31st Wettest Wettest since: 2013 2011
Aug 2010–Jul 2015
60-Month
201.87"
(5,127.50mm)
187.12"
(4,752.85mm)
14.75"
(374.65mm)
99th Driest Driest since: 2008 1934
22nd Wettest Wettest since: 2014 2011
Ties: 1973

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 20, 2020 from https://www.ncdc.noaa.gov/cag/