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, July 2017

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
July 2017
1-Month
4.81"
(122.17mm)
3.64"
(92.46mm)
1.17"
(29.71mm)
100th Driest Driest since: 2014 1930
26th Wettest Wettest since: 2016 1958
Jun–Jul 2017
2-Month
8.00"
(203.20mm)
7.72"
(196.09mm)
0.28"
(7.11mm)
69th Driest Driest since: 2012 1936
57th Wettest Wettest since: 2016 2015
May–Jul 2017
3-Month
13.17"
(334.52mm)
11.81"
(299.97mm)
1.36"
(34.55mm)
78th Driest Driest since: 2012 1936
48th Wettest Wettest since: 2016 2015
Apr–Jul 2017
4-Month
20.05"
(509.27mm)
15.52"
(394.21mm)
4.53"
(115.06mm)
108th Driest Driest since: 2016 1988
18th Wettest Wettest since: 2015 1957
Mar–Jul 2017
5-Month
23.61"
(599.69mm)
18.61"
(472.69mm)
5.00"
(127.00mm)
106th Driest Driest since: 2016 1936
20th Wettest Wettest since: 2015 1973
Feb–Jul 2017
6-Month
24.34"
(618.24mm)
20.47"
(519.94mm)
3.87"
(98.30mm)
101st Driest Driest since: 2016 1936
25th Wettest Wettest since: 2015 2008
Jan–Jul 2017
7-Month
26.47"
(672.34mm)
22.60"
(574.04mm)
3.87"
(98.30mm)
96th Driest Driest since: 2016 1936
30th Wettest Wettest since: 2015 2008
Dec 2016–Jul 2017
8-Month
27.87"
(707.90mm)
24.92"
(632.97mm)
2.95"
(74.93mm)
87th Driest Driest since: 2014 1936
38th Wettest Wettest since: 2016 2008
Nov 2016–Jul 2017
9-Month
30.46"
(773.68mm)
27.67"
(702.82mm)
2.79"
(70.86mm)
84th Driest Driest since: 2014 1934
41st Wettest Wettest since: 2016 1993
Oct 2016–Jul 2017
10-Month
32.84"
(834.14mm)
30.46"
(773.68mm)
2.38"
(60.46mm)
82nd Driest Driest since: 2014 1934
43rd Wettest Wettest since: 2016 2010
Sep 2016–Jul 2017
11-Month
36.26"
(921.00mm)
33.96"
(862.58mm)
2.30"
(58.42mm)
80th Driest Driest since: 2014 1934
45th Wettest Wettest since: 2016 1927
Aug 2016–Jul 2017
12-Month
43.03"
(1,092.96mm)
37.46"
(951.48mm)
5.57"
(141.48mm)
102nd Driest Driest since: 2014 1934
23rd Wettest Wettest since: 2016 1927
Feb 2016–Jul 2017
18-Month
65.36"
(1,660.14mm)
57.89"
(1,470.41mm)
7.47"
(189.73mm)
106th Driest Driest since: 2014 1931
19th Wettest Wettest since: 2016 2010
Aug 2015–Jul 2017
24-Month
86.29"
(2,191.77mm)
74.90"
(1,902.46mm)
11.39"
(289.31mm)
112th Driest Driest since: 2015 1954
12th Wettest Wettest since: 2016 2010
Aug 2014–Jul 2017
36-Month
132.41"
(3,363.21mm)
112.32"
(2,852.93mm)
20.09"
(510.28mm)
117th Driest Driest since: 2016 1965
6th Wettest Wettest since: 2011 2010
Aug 2013–Jul 2017
48-Month
167.74"
(4,260.60mm)
149.69"
(3,802.13mm)
18.05"
(458.47mm)
107th Driest Driest since: 2015 1956
15th Wettest Wettest since: 2016 2011
Aug 2012–Jul 2017
60-Month
214.73"
(5,454.14mm)
187.12"
(4,752.85mm)
27.61"
(701.29mm)
115th Driest Driest since: 2016 1934
6th Wettest Wettest since: 2013 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 18, 2019 from https://www.ncdc.noaa.gov/cag/