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 1989

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1989
1-Month
3.46"
(87.88mm)
4.08"
(103.63mm)
-0.62"
(-15.75mm)
46th Driest Driest since: 1988 1934
80th Wettest Wettest since: 1986 1995
Apr–May 1989
2-Month
6.65"
(168.91mm)
7.80"
(198.12mm)
-1.15"
(-29.21mm)
38th Driest Driest since: 1988 1934
88th Wettest Wettest since: 1984 1927
Ties: 1951
Mar–May 1989
3-Month
9.71"
(246.63mm)
10.89"
(276.61mm)
-1.18"
(-29.98mm)
42nd Driest Driest since: 1988 1934
84th Wettest Wettest since: 1985 1927
Feb–May 1989
4-Month
11.72"
(297.69mm)
12.75"
(323.85mm)
-1.03"
(-26.16mm)
43rd Driest Driest since: 1988 1934
83rd Wettest Wettest since: 1985 2019
Jan–May 1989
5-Month
13.30"
(337.82mm)
14.87"
(377.70mm)
-1.57"
(-39.88mm)
37th Driest Driest since: 1988 1934
89th Wettest Wettest since: 1985 2019
Ties: 1919
Dec 1988–May 1989
6-Month
15.63"
(397.00mm)
17.20"
(436.88mm)
-1.57"
(-39.88mm)
33rd Driest Driest since: 1987 1934
92nd Wettest Wettest since: 1988 2019
Nov 1988–May 1989
7-Month
20.75"
(527.05mm)
19.95"
(506.73mm)
0.80"
(20.32mm)
71st Driest Driest since: 1988 1934
54th Wettest Wettest since: 1986 2019
Oct 1988–May 1989
8-Month
23.33"
(592.58mm)
22.74"
(577.60mm)
0.59"
(14.98mm)
71st Driest Driest since: 1988 1934
54th Wettest Wettest since: 1986 2019
Sep 1988–May 1989
9-Month
25.69"
(652.53mm)
26.24"
(666.50mm)
-0.55"
(-13.97mm)
53rd Driest Driest since: 1988 1934
72nd Wettest Wettest since: 1986 1927
Aug 1988–May 1989
10-Month
28.24"
(717.30mm)
29.74"
(755.40mm)
-1.50"
(-38.10mm)
45th Driest Driest since: 1987 1934
80th Wettest Wettest since: 1988 1927
Jul 1988–May 1989
11-Month
30.80"
(782.32mm)
33.37"
(847.60mm)
-2.57"
(-65.28mm)
37th Driest Driest since: 1980 1934
88th Wettest Wettest since: 1988 1927
Jun 1988–May 1989
12-Month
31.79"
(807.47mm)
37.43"
(950.72mm)
-5.64"
(-143.25mm)
18th Driest Driest since: 1977 1934
107th Wettest Wettest since: 1988 1927
Dec 1987–May 1989
18-Month
47.74"
(1,212.60mm)
54.62"
(1,387.35mm)
-6.88"
(-174.75mm)
18th Driest Driest since: 1988 1902
106th Wettest Wettest since: 1987 2009
Jun 1987–May 1989
24-Month
67.89"
(1,724.41mm)
74.85"
(1,901.19mm)
-6.96"
(-176.78mm)
16th Driest Driest since: 1977 1941
108th Wettest Wettest since: 1988 1974
Jun 1986–May 1989
36-Month
103.84"
(2,637.54mm)
112.24"
(2,850.90mm)
-8.40"
(-213.36mm)
16th Driest Driest since: 1965 1902
107th Wettest Wettest since: 1988 2011
Jun 1985–May 1989
48-Month
144.65"
(3,674.11mm)
149.63"
(3,800.60mm)
-4.98"
(-126.49mm)
36th Driest Driest since: 1980 1956
86th Wettest Wettest since: 1988 2011
Jun 1984–May 1989
60-Month
184.92"
(4,696.97mm)
187.07"
(4,751.58mm)
-2.15"
(-54.61mm)
49th Driest Driest since: 1981 1934
72nd Wettest Wettest since: 1988 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 19, 2019 from https://www.ncdc.noaa.gov/cag/