Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Upper Midwest Climate Region

Precipitation Rankings, January 1946

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2023)		 Wettest/Driest
Since		 Record
January 1946
1-Month 		1.53"
(38.86mm)		 1.14"
(28.96mm)		 0.39"
(9.90mm)		 104th Driest
Driest since:
 1981
26th Wettest
Wettest since:
 1969
Dec 1945–Jan 1946
2-Month 		3.04"
(77.22mm)		 2.39"
(60.71mm)		 0.65"
(16.51mm)		 99th Driest
Driest since:
 1961
30th Wettest
Wettest since:
 1969
Ties: 1985, 1996
Nov 1945–Jan 1946
3-Month 		5.15"
(130.81mm)		 4.22"
(107.19mm)		 0.93"
(23.62mm)		 99th Driest
Driest since:
 2003
30th Wettest
Wettest since:
 2016
Oct 1945–Jan 1946
4-Month 		6.20"
(157.48mm)		 6.52"
(165.61mm)		 -0.32"
(-8.13mm)		 51st Driest
Driest since:
 1977
78th Wettest
Wettest since:
 2020
Sep 1945–Jan 1946
5-Month 		10.28"
(261.11mm)		 9.90"
(251.46mm)		 0.38"
(9.65mm)		 77th Driest
Driest since:
 1977
52nd Wettest
Wettest since:
 2020
Aug 1945–Jan 1946
6-Month 		13.99"
(355.35mm)		 13.46"
(341.88mm)		 0.53"
(13.47mm)		 73rd Driest
Driest since:
 1977
56th Wettest
Wettest since:
 2020
Jul 1945–Jan 1946
7-Month 		17.28"
(438.91mm)		 17.05"
(433.07mm)		 0.23"
(5.84mm)		 70th Driest
Driest since:
 1977
59th Wettest
Wettest since:
 2020
Jun 1945–Jan 1946
8-Month 		21.66"
(550.16mm)		 21.07"
(535.18mm)		 0.59"
(14.98mm)		 70th Driest
Driest since:
 1977
59th Wettest
Wettest since:
 2011
May 1945–Jan 1946
9-Month 		25.93"
(658.62mm)		 24.46"
(621.28mm)		 1.47"
(37.34mm)		 83rd Driest
Driest since:
 1977
46th Wettest
Wettest since:
 2020
Apr 1945–Jan 1946
10-Month 		29.46"
(748.28mm)		 26.96"
(684.78mm)		 2.50"
(63.50mm)		 87th Driest
Driest since:
 1977
42nd Wettest
Wettest since:
 2020
Mar 1945–Jan 1946
11-Month 		31.54"
(801.12mm)		 28.68"
(728.47mm)		 2.86"
(72.65mm)		 95th Driest
Driest since:
 1911
34th Wettest
Wettest since:
 2020
Feb 1945–Jan 1946
12-Month 		33.08"
(840.23mm)		 29.70"
(754.38mm)		 3.38"
(85.85mm)		 99th Driest
Driest since:
 1911
30th Wettest
Wettest since:
 2020
Aug 1944–Jan 1946
18-Month 		44.50"
(1,130.30mm)		 43.18"
(1,096.77mm)		 1.32"
(33.53mm)		 72nd Driest
Driest since:
 1911
56th Wettest
Wettest since:
 2020
Feb 1944–Jan 1946
24-Month 		63.92"
(1,623.57mm)		 59.40"
(1,508.76mm)		 4.52"
(114.81mm)		 99th Driest
Driest since:
 1931
29th Wettest
Wettest since:
 2020
Feb 1943–Jan 1946
36-Month 		93.04"
(2,363.22mm)		 89.04"
(2,261.62mm)		 4.00"
(101.60mm)		 83rd Driest
Driest since:
 1935
44th Wettest
Wettest since:
 2020
Feb 1942–Jan 1946
48-Month 		125.82"
(3,195.83mm)		 118.69"
(3,014.73mm)		 7.13"
(181.10mm)		 93rd Driest
Driest since:
 1937
33rd Wettest
Wettest since:
 2020
Feb 1941–Jan 1946
60-Month 		157.74"
(4,006.60mm)		 148.35"
(3,768.09mm)		 9.39"
(238.51mm)		 98th Driest
Driest since:
 1934
27th Wettest
Wettest since:
 2020

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