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.

Wisconsin

Precipitation Rankings, May 1987

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  • Record Wettest
PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Wettest/Driest
Since		Record
May 1987
1-Month		3.32"
(84.33mm)		3.54"
(89.92mm)		-0.22"
(-5.59mm)		60th Driest
Driest since:
1925
69th Wettest
Wettest since:
2004
Apr–May 1987
2-Month		5.25"
(133.35mm)		6.17"
(156.72mm)		-0.92"
(-23.37mm)		38th Driest
Driest since:
1931
91st Wettest
Wettest since:
1973
Mar–May 1987
3-Month		6.63"
(168.40mm)		7.97"
(202.44mm)		-1.34"
(-34.04mm)		30th Driest
Driest since:
1925
99th Wettest
Wettest since:
1973
Ties: 1972
Feb–May 1987
4-Month		6.78"
(172.21mm)		9.00"
(228.60mm)		-2.22"
(-56.39mm)		13th Driest
Driest since:
1925
116th Wettest
Wettest since:
1973
Jan–May 1987
5-Month		7.45"
(189.23mm)		10.15"
(257.81mm)		-2.70"
(-68.58mm)		8th Driest
Driest since:
1925
121st Wettest
Wettest since:
1973
Dec 1986–May 1987
6-Month		7.95"
(201.93mm)		11.41"
(289.81mm)		-3.46"
(-87.88mm)		5th Driest
Driest since:
1931
123rd Wettest
Wettest since:
1973
Nov 1986–May 1987
7-Month		9.09"
(230.89mm)		13.40"
(340.36mm)		-4.31"
(-109.47mm)		4th Driest
Driest since:
1931
124th Wettest
Wettest since:
1973
Oct 1986–May 1987
8-Month		11.78"
(299.21mm)		15.83"
(402.08mm)		-4.05"
(-102.87mm)		6th Driest
Driest since:
1925
122nd Wettest
Wettest since:
2019
Sep 1986–May 1987
9-Month		20.16"
(512.06mm)		19.60"
(497.84mm)		0.56"
(14.22mm)		74th Driest
Driest since:
1925
54th Wettest
Wettest since:
2019
Aug 1986–May 1987
10-Month		23.94"
(608.08mm)		23.39"
(594.11mm)		0.55"
(13.97mm)		70th Driest
Driest since:
1931
58th Wettest
Wettest since:
2019
Jul 1986–May 1987
11-Month		29.43"
(747.52mm)		27.22"
(691.39mm)		2.21"
(56.13mm)		88th Driest
Driest since:
1931
40th Wettest
Wettest since:
1973
Jun 1986–May 1987
12-Month		33.84"
(859.54mm)		31.35"
(796.29mm)		2.49"
(63.25mm)		94th Driest
Driest since:
1934
34th Wettest
Wettest since:
2019
Ties: 1920
Dec 1985–May 1987
18-Month		44.27"
(1,124.46mm)		42.74"
(1,085.60mm)		1.53"
(38.86mm)		71st Driest
Driest since:
1931
56th Wettest
Wettest since:
2017
Jun 1985–May 1987
24-Month		69.14"
(1,756.16mm)		62.67"
(1,591.82mm)		6.47"
(164.34mm)		106th Driest
Driest since:
1931
21st Wettest
Wettest since:
2020
Jun 1984–May 1987
36-Month		104.86"
(2,663.44mm)		93.95"
(2,386.33mm)		10.91"
(277.11mm)		114th Driest
Driest since:
1911
12th Wettest
Wettest since:
2019
Jun 1983–May 1987
48-Month		138.47"
(3,517.14mm)		125.18"
(3,179.57mm)		13.29"
(337.57mm)		116th Driest
Driest since:
1934
9th Wettest
Wettest since:
2020
Jun 1982–May 1987
60-Month		174.50"
(4,432.30mm)		156.40"
(3,972.56mm)		18.10"
(459.74mm)		117th Driest
Driest since:
1934
7th Wettest
Wettest to Date
2020

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