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 January 2020. For more information, please see Climatological Rankings.


Illinois

Precipitation Rankings, December 1970

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
December 1970
1-Month
1.43"
(36.32mm)
2.33"
(59.18mm)
-0.90"
(-22.86mm)
27th Driest Driest since: 1963 1976
99th Wettest Wettest since: 1969 1982
Nov–Dec 1970
2-Month
2.99"
(75.95mm)
5.09"
(129.29mm)
-2.10"
(-53.34mm)
15th Driest Driest since: 1962 1976
111th Wettest Wettest since: 1969 2015
Oct–Dec 1970
3-Month
6.34"
(161.04mm)
7.88"
(200.15mm)
-1.54"
(-39.11mm)
39th Driest Driest since: 1965 1904
87th Wettest Wettest since: 1969 1985
Sep–Dec 1970
4-Month
13.97"
(354.84mm)
11.37"
(288.80mm)
2.60"
(66.04mm)
96th Driest Driest since: 1969 1939
30th Wettest Wettest since: 1967 1926
Aug–Dec 1970
5-Month
17.58"
(446.53mm)
14.87"
(377.70mm)
2.71"
(68.83mm)
97th Driest Driest since: 1969 1953
29th Wettest Wettest since: 1967 1926
Jul–Dec 1970
6-Month
20.68"
(525.27mm)
18.51"
(470.15mm)
2.17"
(55.12mm)
85th Driest Driest since: 1968 1953
41st Wettest Wettest since: 1969 1993
Ties: 2014
Jun–Dec 1970
7-Month
26.45"
(671.83mm)
22.59"
(573.79mm)
3.86"
(98.04mm)
100th Driest Driest since: 1968 1953
26th Wettest Wettest since: 1969 2015
May–Dec 1970
8-Month
31.80"
(807.72mm)
26.68"
(677.67mm)
5.12"
(130.05mm)
108th Driest Driest since: 1969 1953
18th Wettest Wettest since: 1961 2015
Apr–Dec 1970
9-Month
37.70"
(957.58mm)
30.39"
(771.91mm)
7.31"
(185.67mm)
114th Driest Driest since: 1969 1901
12th Wettest Wettest since: 1957 2015
Mar–Dec 1970
10-Month
40.17"
(1,020.32mm)
33.48"
(850.39mm)
6.69"
(169.93mm)
109th Driest Driest since: 1969 1930
17th Wettest Wettest since: 1961 2009
Feb–Dec 1970
11-Month
41.13"
(1,044.70mm)
35.34"
(897.64mm)
5.79"
(147.06mm)
105th Driest Driest since: 1969 1930
21st Wettest Wettest since: 1961 2009
Jan–Dec 1970
12-Month
41.76"
(1,060.70mm)
37.47"
(951.74mm)
4.29"
(108.96mm)
100th Driest Driest since: 1969 1901
26th Wettest Wettest since: 1965 1993
Ties: 1950
Jul 1969–Dec 1970
18-Month
62.69"
(1,592.33mm)
55.97"
(1,421.64mm)
6.72"
(170.69mm)
105th Driest Driest since: 1969 1953
20th Wettest Wettest since: 1942 1927
Jan 1969–Dec 1970
24-Month
82.47"
(2,094.74mm)
74.89"
(1,902.21mm)
7.58"
(192.53mm)
99th Driest Driest since: 1969 1964
26th Wettest Wettest since: 1951 2009
Jan 1968–Dec 1970
36-Month
118.17"
(3,001.52mm)
112.28"
(2,851.91mm)
5.89"
(149.61mm)
86th Driest Driest since: 1969 1964
38th Wettest Wettest since: 1959 2010
Jan 1967–Dec 1970
48-Month
158.72"
(4,031.49mm)
149.70"
(3,802.38mm)
9.02"
(229.11mm)
91st Driest Driest since: 1969 1956
32nd Wettest Wettest since: 1952 2011
Jan 1966–Dec 1970
60-Month
193.63"
(4,918.20mm)
187.12"
(4,752.85mm)
6.51"
(165.35mm)
77th Driest Driest since: 1968 1956
45th Wettest Wettest since: 1969 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2020, retrieved on February 17, 2020 from https://www.ncdc.noaa.gov/cag/