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 November 2019. For more information, please see Climatological Rankings.


Illinois

Precipitation Rankings, October 2004

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
October 2004
1-Month
4.84"
(122.94mm)
2.79"
(70.87mm)
2.05"
(52.07mm)
112th Driest Driest since: 2003 1964
14th Wettest Wettest since: 2001 1941
Sep–Oct 2004
2-Month
5.52"
(140.21mm)
6.29"
(159.77mm)
-0.77"
(-19.56mm)
54th Driest Driest since: 2002 1897
72nd Wettest Wettest since: 2003 1941
Aug–Oct 2004
3-Month
10.60"
(269.24mm)
9.78"
(248.41mm)
0.82"
(20.83mm)
80th Driest Driest since: 2003 1897
46th Wettest Wettest since: 2001 1926
Jul–Oct 2004
4-Month
14.73"
(374.14mm)
13.42"
(340.87mm)
1.31"
(33.27mm)
85th Driest Driest since: 2003 1897
41st Wettest Wettest since: 2001 1993
Jun–Oct 2004
5-Month
17.90"
(454.66mm)
17.50"
(444.50mm)
0.40"
(10.16mm)
70th Driest Driest since: 2003 1908
56th Wettest Wettest since: 2001 1993
May–Oct 2004
6-Month
24.73"
(628.14mm)
21.59"
(548.39mm)
3.14"
(79.75mm)
96th Driest Driest since: 2003 1897
30th Wettest Wettest since: 2001 1993
Apr–Oct 2004
7-Month
26.53"
(673.86mm)
25.30"
(642.62mm)
1.23"
(31.24mm)
72nd Driest Driest since: 2003 1988
54th Wettest Wettest since: 2002 2009
Mar–Oct 2004
8-Month
30.67"
(779.02mm)
28.39"
(721.11mm)
2.28"
(57.91mm)
85th Driest Driest since: 2003 1988
41st Wettest Wettest since: 2002 2009
Feb–Oct 2004
9-Month
31.43"
(798.32mm)
30.25"
(768.35mm)
1.18"
(29.97mm)
72nd Driest Driest since: 2003 1988
54th Wettest Wettest since: 2002 2009
Jan–Oct 2004
10-Month
33.41"
(848.61mm)
32.38"
(822.45mm)
1.03"
(26.16mm)
73rd Driest Driest since: 2003 1901
53rd Wettest Wettest since: 2002 2019
Dec 2003–Oct 2004
11-Month
35.97"
(913.64mm)
34.70"
(881.38mm)
1.27"
(32.26mm)
68th Driest Driest since: 2003 1901
57th Wettest Wettest since: 2002 2019
Nov 2003–Oct 2004
12-Month
40.48"
(1,028.19mm)
37.45"
(951.23mm)
3.03"
(76.96mm)
84th Driest Driest since: 2003 1901
41st Wettest Wettest since: 2002 1993
May 2003–Oct 2004
18-Month
63.55"
(1,614.17mm)
59.01"
(1,498.85mm)
4.54"
(115.32mm)
91st Driest Driest since: 2003 1940
34th Wettest Wettest since: 2002 2009
Nov 2002–Oct 2004
24-Month
74.40"
(1,889.76mm)
74.88"
(1,901.95mm)
-0.48"
(-12.19mm)
54th Driest Driest since: 2000 1964
70th Wettest Wettest since: 2003 2009
Nov 2001–Oct 2004
36-Month
115.47"
(2,932.94mm)
112.27"
(2,851.66mm)
3.20"
(81.28mm)
72nd Driest Driest since: 2003 1901
51st Wettest Wettest since: 2002 2010
Nov 2000–Oct 2004
48-Month
155.02"
(3,937.51mm)
149.71"
(3,802.63mm)
5.31"
(134.88mm)
81st Driest Driest since: 2003 1956
41st Wettest Wettest since: 2001 2011
Nov 1999–Oct 2004
60-Month
192.95"
(4,900.93mm)
187.11"
(4,752.59mm)
5.84"
(148.34mm)
76th Driest Driest since: 2003 1956
45th Wettest Wettest since: 2002 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published December 2019, retrieved on December 13, 2019 from https://www.ncdc.noaa.gov/cag/