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.

Nebraska

Precipitation Rankings, May 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
May 2020
1-Month 		4.06"
(103.12mm)		 3.50"
(88.90mm)		 0.56"
(14.22mm)		 85th Driest
Driest since:
 1966
44th Wettest
Wettest since:
 1995
Apr–May 2020
2-Month 		4.81"
(122.17mm)		 5.75"
(146.05mm)		 -0.94"
(-23.88mm)		 35th Driest
Driest since:
 1934
94th Wettest
Wettest since:
 1995
Mar–May 2020
3-Month 		6.73"
(170.94mm)		 7.04"
(178.82mm)		 -0.31"
(-7.88mm)		 58th Driest
Driest since:
 1934
71st Wettest
Wettest since:
 1977
Feb–May 2020
4-Month 		6.98"
(177.29mm)		 7.69"
(195.33mm)		 -0.71"
(-18.04mm)		 48th Driest
Driest since:
 1934
81st Wettest
Wettest since:
 1977
Jan–May 2020
5-Month 		7.56"
(192.02mm)		 8.19"
(208.03mm)		 -0.63"
(-16.01mm)		 51st Driest
Driest since:
 1934
78th Wettest
Wettest since:
 1915
Dec 2019–May 2020
6-Month 		8.71"
(221.23mm)		 8.79"
(223.27mm)		 -0.08"
(-2.04mm)		 60th Driest
Driest since:
 1989
68th Wettest
Wettest since:
 2007
Nov 2019–May 2020
7-Month 		9.67"
(245.62mm)		 9.64"
(244.86mm)		 0.03"
(0.76mm)		 63rd Driest
Driest since:
 1934
65th Wettest
Wettest since:
 2016
Ties: 1972
Oct 2019–May 2020
8-Month 		11.26"
(286.00mm)		 11.05"
(280.67mm)		 0.21"
(5.33mm)		 60th Driest
Driest since:
 1934
68th Wettest
Wettest since:
 2019
Sep 2019–May 2020
9-Month 		13.75"
(349.25mm)		 13.21"
(335.53mm)		 0.54"
(13.72mm)		 75th Driest
Driest since:
 1934
53rd Wettest
Wettest since:
 2019
Aug 2019–May 2020
10-Month 		18.89"
(479.81mm)		 15.90"
(403.86mm)		 2.99"
(75.95mm)		 105th Driest
Driest since:
 1956
23rd Wettest
Wettest since:
 2007
Jul 2019–May 2020
11-Month 		23.06"
(585.72mm)		 18.96"
(481.58mm)		 4.10"
(104.14mm)		 112th Driest
Driest since:
 1956
16th Wettest
Wettest since:
 2019
Jun 2019–May 2020
12-Month 		26.80"
(680.72mm)		 22.65"
(575.31mm)		 4.15"
(105.41mm)		 107th Driest
Driest since:
 1937
21st Wettest
Wettest since:
 2019
Ties: 1984
Dec 2018–May 2020
18-Month 		40.91"
(1,039.11mm)		 31.46"
(799.08mm)		 9.45"
(240.03mm)		 123rd Driest
Driest since:
 1937
4th Wettest
Wettest since:
 1916
Jun 2018–May 2020
24-Month 		59.42"
(1,509.27mm)		 45.30"
(1,150.62mm)		 14.12"
(358.65mm)		 126th Driest
Driest since:
 1937
1st Wettest
Wettest to Date
 2020
Jun 2017–May 2020
36-Month 		82.95"
(2,106.93mm)		 67.85"
(1,723.39mm)		 15.10"
(383.54mm)		 124th Driest
Driest since:
 1956
2nd Wettest
Wettest since:
 1995
Jun 2016–May 2020
48-Month 		106.87"
(2,714.50mm)		 90.40"
(2,296.16mm)		 16.47"
(418.34mm)		 121st Driest
Driest since:
 1937
4th Wettest
Wettest since:
 2019
Jun 2015–May 2020
60-Month 		137.22"
(3,485.39mm)		 112.95"
(2,868.93mm)		 24.27"
(616.46mm)		 122nd Driest
Driest since:
 1940
2nd Wettest
Wettest since:
 2019

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