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


Illinois

Precipitation Rankings, December 1990

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
December 1990
1-Month
5.30"
(134.62mm)
2.33"
(59.18mm)
2.97"
(75.44mm)
122nd Driest Driest since: 1989 1976
4th Wettest Wettest since: 1982 1982
Nov–Dec 1990
2-Month
9.38"
(238.25mm)
5.09"
(129.29mm)
4.29"
(108.96mm)
122nd Driest Driest since: 1989 1976
4th Wettest Wettest since: 1985 2015
Oct–Dec 1990
3-Month
13.56"
(344.42mm)
7.88"
(200.15mm)
5.68"
(144.27mm)
120th Driest Driest since: 1989 1904
6th Wettest Wettest since: 1985 1985
Sep–Dec 1990
4-Month
15.40"
(391.16mm)
11.37"
(288.80mm)
4.03"
(102.36mm)
109th Driest Driest since: 1989 1939
17th Wettest Wettest since: 1985 1926
Aug–Dec 1990
5-Month
19.21"
(487.93mm)
14.87"
(377.70mm)
4.34"
(110.23mm)
110th Driest Driest since: 1989 1953
16th Wettest Wettest since: 1985 1926
Jul–Dec 1990
6-Month
23.32"
(592.33mm)
18.51"
(470.15mm)
4.81"
(122.18mm)
111th Driest Driest since: 1989 1953
15th Wettest Wettest since: 1985 1993
Jun–Dec 1990
7-Month
29.76"
(755.90mm)
22.59"
(573.79mm)
7.17"
(182.11mm)
118th Driest Driest since: 1989 1953
8th Wettest Wettest since: 1985 2015
May–Dec 1990
8-Month
37.67"
(956.82mm)
26.68"
(677.67mm)
10.99"
(279.15mm)
124th Driest Driest since: 1989 1953
2nd Wettest Wettest to Date 2015
Apr–Dec 1990
9-Month
40.52"
(1,029.21mm)
30.39"
(771.91mm)
10.13"
(257.30mm)
121st Driest Driest since: 1989 1901
5th Wettest Wettest since: 1927 2015
Mar–Dec 1990
10-Month
43.87"
(1,114.30mm)
33.48"
(850.39mm)
10.39"
(263.91mm)
120th Driest Driest since: 1989 1930
6th Wettest Wettest since: 1973 2009
Feb–Dec 1990
11-Month
47.89"
(1,216.41mm)
35.34"
(897.64mm)
12.55"
(318.77mm)
124th Driest Driest since: 1989 1930
2nd Wettest Wettest to Date 2009
Jan–Dec 1990
12-Month
49.94"
(1,268.48mm)
37.47"
(951.74mm)
12.47"
(316.74mm)
122nd Driest Driest since: 1989 1901
4th Wettest Wettest to Date 1993
Jul 1989–Dec 1990
18-Month
65.97"
(1,675.64mm)
55.97"
(1,421.64mm)
10.00"
(254.00mm)
113th Driest Driest since: 1989 1953
12th Wettest Wettest since: 1985 1927
Jan 1989–Dec 1990
24-Month
82.33"
(2,091.18mm)
74.89"
(1,902.21mm)
7.44"
(188.97mm)
97th Driest Driest since: 1989 1964
28th Wettest Wettest since: 1986 2009
Jan 1988–Dec 1990
36-Month
111.66"
(2,836.16mm)
112.28"
(2,851.91mm)
-0.62"
(-15.75mm)
56th Driest Driest since: 1989 1964
68th Wettest Wettest since: 1987 2010
Jan 1987–Dec 1990
48-Month
146.35"
(3,717.29mm)
149.70"
(3,802.38mm)
-3.35"
(-85.09mm)
40th Driest Driest since: 1989 1956
83rd Wettest Wettest since: 1988 2011
Jan 1986–Dec 1990
60-Month
183.80"
(4,668.52mm)
187.12"
(4,752.85mm)
-3.32"
(-84.33mm)
46th Driest Driest since: 1989 1956
76th Wettest Wettest since: 1988 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 26, 2020 from https://www.ncdc.noaa.gov/cag/