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 1956

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 1956
1-Month
4.08"
(103.63mm)
4.08"
(103.63mm)
0.00"
(0.00mm)
62nd Driest Driest since: 1954 1934
64th Wettest Wettest since: 1955 1995
Apr–May 1956
2-Month
7.54"
(191.52mm)
7.80"
(198.12mm)
-0.26"
(-6.60mm)
58th Driest Driest since: 1954 1934
68th Wettest Wettest since: 1955 1927
Mar–May 1956
3-Month
8.71"
(221.23mm)
10.89"
(276.61mm)
-2.18"
(-55.38mm)
28th Driest Driest since: 1949 1934
98th Wettest Wettest since: 1955 1927
Ties: 1980
Feb–May 1956
4-Month
11.59"
(294.39mm)
12.75"
(323.85mm)
-1.16"
(-29.46mm)
38th Driest Driest since: 1954 1934
88th Wettest Wettest since: 1955 2019
Ties: 1963
Jan–May 1956
5-Month
12.30"
(312.42mm)
14.87"
(377.70mm)
-2.57"
(-65.28mm)
23rd Driest Driest since: 1941 1934
103rd Wettest Wettest since: 1955 2019
Ties: 1963
Dec 1955–May 1956
6-Month
12.75"
(323.85mm)
17.20"
(436.88mm)
-4.45"
(-113.03mm)
10th Driest Driest since: 1936 1934
115th Wettest Wettest since: 1955 2019
Nov 1955–May 1956
7-Month
14.63"
(371.60mm)
19.95"
(506.73mm)
-5.32"
(-135.13mm)
9th Driest Driest since: 1934 1934
116th Wettest Wettest since: 1955 2019
Oct 1955–May 1956
8-Month
19.17"
(486.92mm)
22.74"
(577.60mm)
-3.57"
(-90.68mm)
19th Driest Driest since: 1954 1934
106th Wettest Wettest since: 1955 2019
Sep 1955–May 1956
9-Month
22.00"
(558.80mm)
26.24"
(666.50mm)
-4.24"
(-107.70mm)
19th Driest Driest since: 1954 1934
106th Wettest Wettest since: 1955 1927
Aug 1955–May 1956
10-Month
24.58"
(624.33mm)
29.74"
(755.40mm)
-5.16"
(-131.07mm)
17th Driest Driest since: 1954 1934
108th Wettest Wettest since: 1955 1927
Jul 1955–May 1956
11-Month
27.89"
(708.41mm)
33.37"
(847.60mm)
-5.48"
(-139.19mm)
14th Driest Driest since: 1954 1934
111th Wettest Wettest since: 1955 1927
Jun 1955–May 1956
12-Month
31.71"
(805.43mm)
37.43"
(950.72mm)
-5.72"
(-145.29mm)
17th Driest Driest since: 1954 1934
108th Wettest Wettest since: 1955 1927
Dec 1954–May 1956
18-Month
49.25"
(1,250.95mm)
54.62"
(1,387.35mm)
-5.37"
(-136.40mm)
25th Driest Driest since: 1954 1902
99th Wettest Wettest since: 1955 2009
Jun 1954–May 1956
24-Month
69.05"
(1,753.87mm)
74.85"
(1,901.19mm)
-5.80"
(-147.32mm)
22nd Driest Driest since: 1955 1941
102nd Wettest Wettest since: 1953 1974
Jun 1953–May 1956
36-Month
95.73"
(2,431.54mm)
112.24"
(2,850.90mm)
-16.51"
(-419.36mm)
3rd Driest Driest since: 1902 1902
120th Wettest Wettest since: 1955 2011
Jun 1952–May 1956
48-Month
128.33"
(3,259.58mm)
149.63"
(3,800.60mm)
-21.30"
(-541.02mm)
1st Driest Driest to Date 1956
121st Wettest Wettest since: 1955 2011
Jun 1951–May 1956
60-Month
169.72"
(4,310.89mm)
187.07"
(4,751.58mm)
-17.35"
(-440.69mm)
6th Driest Driest since: 1934 1934
115th Wettest Wettest since: 1955 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 14, 2019 from https://www.ncdc.noaa.gov/cag/