Statewide Rankings

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

Michigan

Precipitation Rankings, July 2020

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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
July 2020
1-Month 		3.93"
(99.82mm)		 3.04"
(77.22mm)		 0.89"
(22.60mm)		 111th Driest
Driest since:
 1936
18th Wettest
Wettest since:
 1952
Ties: 1903
Jun–Jul 2020
2-Month 		7.02"
(178.31mm)		 6.32"
(160.53mm)		 0.70"
(17.78mm)		 88th Driest
Driest since:
 1895
41st Wettest
Wettest since:
 2010
May–Jul 2020
3-Month 		11.08"
(281.43mm)		 9.40"
(238.76mm)		 1.68"
(42.67mm)		 107th Driest
Driest since:
 1988
22nd Wettest
Wettest since:
 2010
Apr–Jul 2020
4-Month 		14.09"
(357.89mm)		 12.00"
(304.80mm)		 2.09"
(53.09mm)		 103rd Driest
Driest since:
 1895
26th Wettest
Wettest since:
 2013
Mar–Jul 2020
5-Month 		16.92"
(429.77mm)		 14.04"
(356.62mm)		 2.88"
(73.15mm)		 118th Driest
Driest since:
 1895
11th Wettest
Wettest since:
 2011
Ties: 1947
Feb–Jul 2020
6-Month 		17.95"
(455.93mm)		 15.55"
(394.97mm)		 2.40"
(60.96mm)		 107th Driest
Driest since:
 1895
22nd Wettest
Wettest since:
 2019
Jan–Jul 2020
7-Month 		20.79"
(528.07mm)		 17.36"
(440.94mm)		 3.43"
(87.13mm)		 119th Driest
Driest since:
 1895, 1934
10th Wettest
Wettest since:
 2013
Dec 2019–Jul 2020
8-Month 		24.21"
(614.93mm)		 19.35"
(491.49mm)		 4.86"
(123.44mm)		 123rd Driest
Driest since:
 1934
5th Wettest
Wettest since:
 2013
Nov 2019–Jul 2020
9-Month 		26.90"
(683.26mm)		 21.92"
(556.77mm)		 4.98"
(126.49mm)		 123rd Driest
Driest since:
 1934
5th Wettest
Wettest since:
 2004
Oct 2019–Jul 2020
10-Month 		32.44"
(823.98mm)		 24.63"
(625.60mm)		 7.81"
(198.38mm)		 127th Driest
Driest since:
 1925
1st Wettest
Wettest to Date
 2020
Sep 2019–Jul 2020
11-Month 		37.63"
(955.80mm)		 28.00"
(711.20mm)		 9.63"
(244.60mm)		 127th Driest
Driest since:
 1925
1st Wettest
Wettest to Date
 2020
Aug 2019–Jul 2020
12-Month 		40.09"
(1,018.29mm)		 31.14"
(790.96mm)		 8.95"
(227.33mm)		 127th Driest
Driest since:
 1931
1st Wettest
Wettest to Date
 2020
Feb 2019–Jul 2020
18-Month 		60.33"
(1,532.38mm)		 46.67"
(1,185.42mm)		 13.66"
(346.96mm)		 127th Driest
Driest since:
 1931
1st Wettest
Wettest to Date
 2020
Aug 2018–Jul 2020
24-Month 		80.13"
(2,035.30mm)		 62.27"
(1,581.66mm)		 17.86"
(453.64mm)		 126th Driest
Driest since:
 1931
1st Wettest
Wettest to Date
 2020
Aug 2017–Jul 2020
36-Month 		115.11"
(2,923.79mm)		 93.40"
(2,372.36mm)		 21.71"
(551.43mm)		 125th Driest
Driest since:
 1936
1st Wettest
Wettest to Date
 2020
Aug 2016–Jul 2020
48-Month 		154.86"
(3,933.44mm)		 124.53"
(3,163.06mm)		 30.33"
(770.38mm)		 124th Driest
Driest since:
 1964
1st Wettest
Wettest to Date
 2020
Aug 2015–Jul 2020
60-Month 		189.39"
(4,810.51mm)		 155.70"
(3,954.78mm)		 33.69"
(855.73mm)		 123rd Driest
Driest since:
 1934
1st Wettest
Wettest to Date
 2020

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