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 1955

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
May 1955
1-Month
4.10"
(104.14mm)
4.08"
(103.63mm)
0.02"
(0.51mm)
64th Driest Driest since: 1954 1934
62nd Wettest Wettest since: 1947 1995
Apr–May 1955
2-Month
8.08"
(205.23mm)
7.80"
(198.12mm)
0.28"
(7.11mm)
69th Driest Driest since: 1954 1934
57th Wettest Wettest since: 1947 1927
Mar–May 1955
3-Month
10.54"
(267.72mm)
10.89"
(276.61mm)
-0.35"
(-8.89mm)
56th Driest Driest since: 1954 1934
70th Wettest Wettest since: 1952 1927
Feb–May 1955
4-Month
13.09"
(332.49mm)
12.75"
(323.85mm)
0.34"
(8.64mm)
73rd Driest Driest since: 1954 1934
53rd Wettest Wettest since: 1951 2019
Jan–May 1955
5-Month
14.95"
(379.73mm)
14.87"
(377.70mm)
0.08"
(2.03mm)
67th Driest Driest since: 1954 1934
59th Wettest Wettest since: 1951 2019
Ties: 1912
Dec 1954–May 1955
6-Month
17.54"
(445.52mm)
17.20"
(436.88mm)
0.34"
(8.64mm)
66th Driest Driest since: 1954 1934
59th Wettest Wettest since: 1951 2019
Nov 1954–May 1955
7-Month
18.76"
(476.50mm)
19.95"
(506.73mm)
-1.19"
(-30.23mm)
42nd Driest Driest since: 1954 1934
83rd Wettest Wettest since: 1953 2019
Oct 1954–May 1955
8-Month
23.86"
(606.04mm)
22.74"
(577.60mm)
1.12"
(28.44mm)
75th Driest Driest since: 1954 1934
50th Wettest Wettest since: 1950 2019
Sep 1954–May 1955
9-Month
25.82"
(655.83mm)
26.24"
(666.50mm)
-0.42"
(-10.67mm)
55th Driest Driest since: 1954 1934
70th Wettest Wettest since: 1952 1927
Aug 1954–May 1955
10-Month
30.90"
(784.86mm)
29.74"
(755.40mm)
1.16"
(29.46mm)
70th Driest Driest since: 1954 1934
55th Wettest Wettest since: 1950 1927
Jul 1954–May 1955
11-Month
33.60"
(853.44mm)
33.37"
(847.60mm)
0.23"
(5.84mm)
59th Driest Driest since: 1954 1934
66th Wettest Wettest since: 1952 1927
Jun 1954–May 1955
12-Month
37.34"
(948.44mm)
37.43"
(950.72mm)
-0.09"
(-2.28mm)
58th Driest Driest since: 1954 1934
67th Wettest Wettest since: 1952 1927
Ties: 1913
Dec 1953–May 1955
18-Month
52.02"
(1,321.31mm)
54.62"
(1,387.35mm)
-2.60"
(-66.04mm)
36th Driest Driest since: 1954 1902
88th Wettest Wettest since: 1952 2009
Jun 1953–May 1955
24-Month
64.02"
(1,626.11mm)
74.85"
(1,901.19mm)
-10.83"
(-275.08mm)
10th Driest Driest since: 1954 1941
114th Wettest Wettest since: 1953 1974
Jun 1952–May 1955
36-Month
96.62"
(2,454.15mm)
112.24"
(2,850.90mm)
-15.62"
(-396.75mm)
4th Driest Driest since: 1902 1902
119th Wettest Wettest since: 1954 2011
Jun 1951–May 1955
48-Month
138.01"
(3,505.45mm)
149.63"
(3,800.60mm)
-11.62"
(-295.15mm)
11th Driest Driest since: 1941 1956
111th Wettest Wettest since: 1954 2011
Jun 1950–May 1955
60-Month
175.75"
(4,464.05mm)
187.07"
(4,751.58mm)
-11.32"
(-287.53mm)
18th Driest Driest since: 1941 1934
103rd Wettest Wettest since: 1954 2011

Citing This Page

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