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, May 2012

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
May 2012
1-Month
2.47"
(62.74mm)
4.08"
(103.63mm)
-1.61"
(-40.89mm)
21st Driest Driest since: 2007 1934
105th Wettest Wettest since: 2011 1995
Apr–May 2012
2-Month
5.60"
(142.24mm)
7.80"
(198.12mm)
-2.20"
(-55.88mm)
21st Driest Driest since: 2005 1934
105th Wettest Wettest since: 2011 1927
Mar–May 2012
3-Month
7.68"
(195.07mm)
10.89"
(276.61mm)
-3.21"
(-81.54mm)
17th Driest Driest since: 2005 1934
109th Wettest Wettest since: 2011 1927
Feb–May 2012
4-Month
9.16"
(232.66mm)
12.75"
(323.85mm)
-3.59"
(-91.19mm)
15th Driest Driest since: 2005 1934
111th Wettest Wettest since: 2011 2019
Jan–May 2012
5-Month
11.05"
(280.67mm)
14.87"
(377.70mm)
-3.82"
(-97.03mm)
16th Driest Driest since: 1992 1934
110th Wettest Wettest since: 2011 2019
Dec 2011–May 2012
6-Month
14.40"
(365.76mm)
17.20"
(436.88mm)
-2.80"
(-71.12mm)
22nd Driest Driest since: 1992 1934
103rd Wettest Wettest since: 2011 2019
Nov 2011–May 2012
7-Month
19.57"
(497.08mm)
19.95"
(506.73mm)
-0.38"
(-9.65mm)
53rd Driest Driest since: 2003 1934
72nd Wettest Wettest since: 2011 2019
Oct 2011–May 2012
8-Month
21.37"
(542.80mm)
22.74"
(577.60mm)
-1.37"
(-34.80mm)
41st Driest Driest since: 2003 1934
84th Wettest Wettest since: 2011 2019
Sep 2011–May 2012
9-Month
24.93"
(633.22mm)
26.24"
(666.50mm)
-1.31"
(-33.28mm)
42nd Driest Driest since: 2003 1934
83rd Wettest Wettest since: 2011 1927
Aug 2011–May 2012
10-Month
26.80"
(680.72mm)
29.74"
(755.40mm)
-2.94"
(-74.68mm)
31st Driest Driest since: 2003 1934
94th Wettest Wettest since: 2011 1927
Jul 2011–May 2012
11-Month
30.41"
(772.41mm)
33.37"
(847.60mm)
-2.96"
(-75.19mm)
35th Driest Driest since: 2003 1934
90th Wettest Wettest since: 2011 1927
Jun 2011–May 2012
12-Month
37.10"
(942.34mm)
37.43"
(950.72mm)
-0.33"
(-8.38mm)
56th Driest Driest since: 2006 1934
69th Wettest Wettest since: 2011 1927
Dec 2010–May 2012
18-Month
58.92"
(1,496.57mm)
54.62"
(1,387.35mm)
4.30"
(109.22mm)
87th Driest Driest since: 2007 1902
37th Wettest Wettest since: 2011 2009
Jun 2010–May 2012
24-Month
83.36"
(2,117.34mm)
74.85"
(1,901.19mm)
8.51"
(216.15mm)
104th Driest Driest since: 2008 1941
20th Wettest Wettest since: 2011 1974
Jun 2009–May 2012
36-Month
129.49"
(3,289.05mm)
112.24"
(2,850.90mm)
17.25"
(438.15mm)
112th Driest Driest since: 2008 1902
11th Wettest Wettest since: 2011 2011
Jun 2008–May 2012
48-Month
177.90"
(4,518.66mm)
149.63"
(3,800.60mm)
28.27"
(718.06mm)
119th Driest Driest since: 2010 1956
3rd Wettest Wettest since: 2011 2011
Jun 2007–May 2012
60-Month
221.44"
(5,624.58mm)
187.07"
(4,751.58mm)
34.37"
(873.00mm)
118th Driest Driest since: 2010 1934
3rd Wettest Wettest since: 2011 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 20, 2019 from https://www.ncdc.noaa.gov/cag/