Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska or Hawaii. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Illinois

July 2016 Precipitation Rankings

View Period (Months):
  • Record Driest
  • Bottom ⅒
  • Bottom ⅓
  • Normal
  • Top ⅓
  • Top ⅒
  • Record Wettest
PeriodValue
1901-2000
Mean
AnomalyRank
(1895-2025)
Driest/Wettest
Since
Record
July 2016
1-Month
6.90in
(175.26mm)
3.64in
(92.46mm)
3.26in128th Driest
Driest since:
1930
3rd Wettest
Wettest since:
1958
Jun–Jul 2016
2-Month
10.03in
(254.76mm)
7.72in
(196.09mm)
2.31in107th Driest
Driest since:
1936
24th Wettest
Wettest since:
2015
May–Jul 2016
3-Month
14.37in
(365.00mm)
11.80in
(299.72mm)
2.57in101st Driest
Driest since:
1936
30th Wettest
Wettest since:
2015
Apr–Jul 2016
4-Month
17.67in
(448.82mm)
15.52in
(394.21mm)
2.15in93rd Driest
Driest since:
1988
38th Wettest
Wettest since:
1957
Mar–Jul 2016
5-Month
21.02in
(533.91mm)
18.61in
(472.69mm)
2.41in91st Driest
Driest since:
1936
40th Wettest
Wettest since:
1973
Feb–Jul 2016
6-Month
22.33in
(567.18mm)
20.47in
(519.94mm)
1.86in87th Driest
Driest since:
1936
44th Wettest
Wettest since:
2008
Jan–Jul 2016
7-Month
23.19in
(589.03mm)
22.60in
(574.04mm)
0.59in70th Driest
Driest since:
1936
61st Wettest
Wettest since:
2008
Dec 2015–Jul 2016
8-Month
29.86in
(758.44mm)
24.92in
(632.97mm)
4.94in107th Driest
Driest since:
1936
23rd Wettest
Wettest since:
2008
Nov 2015–Jul 2016
9-Month
35.38in
(898.65mm)
27.67in
(702.82mm)
7.71in124th Driest
Driest since:
1934
6th Wettest
Wettest since:
1993
Oct 2015–Jul 2016
10-Month
36.82in
(935.23mm)
30.46in
(773.68mm)
6.36in113th Driest
Driest since:
1934
17th Wettest
Wettest since:
2010
Ties: 2015
Sep 2015–Jul 2016
11-Month
40.24in
(1,022.10mm)
33.96in
(862.58mm)
6.28in111th Driest
Driest since:
1934
19th Wettest
Wettest since:
1927
Aug 2015–Jul 2016
12-Month
43.26in
(1,098.80mm)
37.46in
(951.48mm)
5.80in108th Driest
Driest since:
1934
22nd Wettest
Wettest since:
1927
Feb 2015–Jul 2016
18-Month
70.49in
(1,790.45mm)
57.89in12.60in123rd Driest
Driest since:
1931
7th Wettest
Wettest since:
2010
Aug 2014–Jul 2016
24-Month
89.38in
(2,270.25mm)
74.90in14.48in122nd Driest
Driest since:
1954
7th Wettest
Wettest since:
2020
Aug 2013–Jul 2016
36-Month
124.71in
(3,167.63mm)
112.32in12.39in109th Driest
Driest since:
1965
19th Wettest
Wettest since:
2010
Aug 2012–Jul 2016
48-Month
171.70in
(4,361.18mm)
149.68in22.02in119th Driest
Driest since:
1956
8th Wettest
Wettest since:
2011
Aug 2011–Jul 2016
60-Month
201.63in
(5,121.40mm)
187.11in14.52in98th Driest
Driest since:
1934
28th Wettest
Wettest since:
2011

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