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 1997

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 1997
1-Month
1.94"
(49.28mm)
2.79"
(70.87mm)
-0.85"
(-21.59mm)
37th Driest Driest since: 1992 1964
89th Wettest Wettest since: 1996 1941
Sep–Oct 1997
2-Month
4.32"
(109.73mm)
6.29"
(159.77mm)
-1.97"
(-50.04mm)
21st Driest Driest since: 1995 1897
105th Wettest Wettest since: 1996 1941
Aug–Oct 1997
3-Month
9.08"
(230.63mm)
9.78"
(248.41mm)
-0.70"
(-17.78mm)
55th Driest Driest since: 1996 1897
71st Wettest Wettest since: 1993 1926
Jul–Oct 1997
4-Month
11.29"
(286.77mm)
13.42"
(340.87mm)
-2.13"
(-54.10mm)
30th Driest Driest since: 1994 1897
96th Wettest Wettest since: 1996 1993
Jun–Oct 1997
5-Month
15.05"
(382.27mm)
17.50"
(444.50mm)
-2.45"
(-62.23mm)
29th Driest Driest since: 1995 1908
97th Wettest Wettest since: 1996 1993
May–Oct 1997
6-Month
19.08"
(484.63mm)
21.59"
(548.39mm)
-2.51"
(-63.76mm)
31st Driest Driest since: 1994 1897
95th Wettest Wettest since: 1996 1993
Apr–Oct 1997
7-Month
21.34"
(542.04mm)
25.30"
(642.62mm)
-3.96"
(-100.58mm)
22nd Driest Driest since: 1988 1988
104th Wettest Wettest since: 1996 2009
Mar–Oct 1997
8-Month
24.34"
(618.24mm)
28.39"
(721.11mm)
-4.05"
(-102.87mm)
18th Driest Driest since: 1992 1988
108th Wettest Wettest since: 1996 2009
Ties: 1966
Feb–Oct 1997
9-Month
28.24"
(717.30mm)
30.25"
(768.35mm)
-2.01"
(-51.05mm)
38th Driest Driest since: 1994 1988
88th Wettest Wettest since: 1996 2009
Jan–Oct 1997
10-Month
30.73"
(780.54mm)
32.38"
(822.45mm)
-1.65"
(-41.91mm)
39th Driest Driest since: 1994 1901
87th Wettest Wettest since: 1996 2019
Dec 1996–Oct 1997
11-Month
32.43"
(823.72mm)
34.70"
(881.38mm)
-2.27"
(-57.66mm)
31st Driest Driest since: 1994 1901
94th Wettest Wettest since: 1996 2019
Nov 1996–Oct 1997
12-Month
35.62"
(904.75mm)
37.45"
(951.23mm)
-1.83"
(-46.48mm)
38th Driest Driest since: 1994 1901
87th Wettest Wettest since: 1996 1993
Ties: 1900
May 1996–Oct 1997
18-Month
59.31"
(1,506.47mm)
59.01"
(1,498.85mm)
0.30"
(7.62mm)
60th Driest Driest since: 1992 1940
65th Wettest Wettest since: 1996 2009
Nov 1995–Oct 1997
24-Month
73.49"
(1,866.65mm)
74.88"
(1,901.95mm)
-1.39"
(-35.30mm)
47th Driest Driest since: 1992 1964
77th Wettest Wettest since: 1996 2009
Nov 1994–Oct 1997
36-Month
115.92"
(2,944.37mm)
112.27"
(2,851.66mm)
3.65"
(92.71mm)
74th Driest Driest since: 1996 1901
49th Wettest Wettest since: 1995 2010
Nov 1993–Oct 1997
48-Month
149.72"
(3,802.89mm)
149.71"
(3,802.63mm)
0.01"
(0.26mm)
54th Driest Driest since: 1990 1956
68th Wettest Wettest since: 1996 2011
Ties: 1912
Nov 1992–Oct 1997
60-Month
204.34"
(5,190.24mm)
187.11"
(4,752.59mm)
17.23"
(437.65mm)
107th Driest Driest since: 1996 1956
14th Wettest Wettest since: 1993 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published December 2019, retrieved on December 15, 2019 from https://www.ncdc.noaa.gov/cag/