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, April 1991

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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
April 1991
1-Month 		3.91"
(99.31mm)		 2.60"
(66.04mm)		 1.31"
(33.27mm)		 117th Driest
Driest since:
 1946
12th Wettest
Wettest since:
 2013
Mar–Apr 1991
2-Month 		7.07"
(179.58mm)		 4.64"
(117.86mm)		 2.43"
(61.72mm)		 122nd Driest
Driest since:
 1915
7th Wettest
Wettest since:
 2011
Feb–Apr 1991
3-Month 		7.86"
(199.64mm)		 6.14"
(155.96mm)		 1.72"
(43.68mm)		 109th Driest
Driest since:
 1895
20th Wettest
Wettest since:
 1976
Jan–Apr 1991
4-Month 		9.13"
(231.90mm)		 7.95"
(201.93mm)		 1.18"
(29.97mm)		 96th Driest
Driest since:
 1958
33rd Wettest
Wettest since:
 2013
Dec 1990–Apr 1991
5-Month 		11.46"
(291.08mm)		 9.94"
(252.48mm)		 1.52"
(38.60mm)		 95th Driest
Driest since:
 1987
33rd Wettest
Wettest since:
 1950
Nov 1990–Apr 1991
6-Month 		14.89"
(378.21mm)		 12.52"
(318.01mm)		 2.37"
(60.20mm)		 106th Driest
Driest since:
 1987
22nd Wettest
Wettest since:
 1950
Ties: 1993
Oct 1990–Apr 1991
7-Month 		19.40"
(492.76mm)		 15.23"
(386.84mm)		 4.17"
(105.92mm)		 119th Driest
Driest since:
 1931
9th Wettest
Wettest since:
 2020
Sep 1990–Apr 1991
8-Month 		23.27"
(591.06mm)		 18.60"
(472.44mm)		 4.67"
(118.62mm)		 120th Driest
Driest since:
 1931
8th Wettest
Wettest since:
 2020
Aug 1990–Apr 1991
9-Month 		26.40"
(670.56mm)		 21.74"
(552.20mm)		 4.66"
(118.36mm)		 117th Driest
Driest since:
 1931
11th Wettest
Wettest since:
 2020
Jul 1990–Apr 1991
10-Month 		29.07"
(738.38mm)		 24.79"
(629.67mm)		 4.28"
(108.71mm)		 112th Driest
Driest since:
 1931
16th Wettest
Wettest since:
 2017
Jun 1990–Apr 1991
11-Month 		33.35"
(847.09mm)		 28.06"
(712.72mm)		 5.29"
(134.37mm)		 117th Driest
Driest since:
 1931
11th Wettest
Wettest since:
 2020
May 1990–Apr 1991
12-Month 		37.30"
(947.42mm)		 31.12"
(790.45mm)		 6.18"
(156.97mm)		 123rd Driest
Driest since:
 1931
5th Wettest
Wettest since:
 2020
Nov 1989–Apr 1991
18-Month 		49.53"
(1,258.06mm)		 43.64"
(1,108.46mm)		 5.89"
(149.60mm)		 110th Driest
Driest since:
 1931
17th Wettest
Wettest since:
 2020
May 1989–Apr 1991
24-Month 		66.82"
(1,697.23mm)		 62.25"
(1,581.15mm)		 4.57"
(116.08mm)		 94th Driest
Driest since:
 1931
33rd Wettest
Wettest since:
 2020
Ties: 1913
May 1988–Apr 1991
36-Month 		97.88"
(2,486.15mm)		 93.39"
(2,372.11mm)		 4.49"
(114.04mm)		 84th Driest
Driest since:
 1932
42nd Wettest
Wettest since:
 2020
May 1987–Apr 1991
48-Month 		131.04"
(3,328.42mm)		 124.52"
(3,162.81mm)		 6.52"
(165.61mm)		 88th Driest
Driest since:
 1937
37th Wettest
Wettest since:
 2020
May 1986–Apr 1991
60-Month 		163.30"
(4,147.82mm)		 155.67"
(3,954.02mm)		 7.63"
(193.80mm)		 89th Driest
Driest since:
 1935
35th Wettest
Wettest since:
 2020

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