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 1947

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2023)		Wettest/Driest
Since		Record
January 1947
1-Month		1.21"
(30.73mm)		1.14"
(28.96mm)		0.07"
(1.77mm)		85th Driest
Driest since:
1981
45th Wettest
Wettest since:
1969
Ties: 1915, 1923, 1974
Dec 1946–Jan 1947
2-Month		2.53"
(64.26mm)		2.39"
(60.71mm)		0.14"
(3.55mm)		74th Driest
Driest since:
1961
55th Wettest
Wettest since:
1969
Nov 1946–Jan 1947
3-Month		4.45"
(113.03mm)		4.22"
(107.19mm)		0.23"
(5.84mm)		71st Driest
Driest since:
2003
58th Wettest
Wettest since:
2016
Oct 1946–Jan 1947
4-Month		7.47"
(189.74mm)		6.52"
(165.61mm)		0.95"
(24.13mm)		86th Driest
Driest since:
1977
43rd Wettest
Wettest since:
2020
Sep 1946–Jan 1947
5-Month		11.76"
(298.70mm)		9.90"
(251.46mm)		1.86"
(47.24mm)		95th Driest
Driest since:
1977
34th Wettest
Wettest since:
2020
Aug 1946–Jan 1947
6-Month		14.26"
(362.20mm)		13.46"
(341.88mm)		0.80"
(20.32mm)		77th Driest
Driest since:
1977
52nd Wettest
Wettest since:
2020
Ties: 1937, 2015
Jul 1946–Jan 1947
7-Month		16.31"
(414.27mm)		17.05"
(433.07mm)		-0.74"
(-18.80mm)		55th Driest
Driest since:
1977
74th Wettest
Wettest since:
2020
Ties: 1936
Jun 1946–Jan 1947
8-Month		21.88"
(555.75mm)		21.07"
(535.18mm)		0.81"
(20.57mm)		74th Driest
Driest since:
1977
55th Wettest
Wettest since:
2011
May 1946–Jan 1947
9-Month		25.27"
(641.86mm)		24.46"
(621.28mm)		0.81"
(20.58mm)		75th Driest
Driest since:
1977
54th Wettest
Wettest since:
2020
Apr 1946–Jan 1947
10-Month		26.30"
(668.02mm)		26.96"
(684.78mm)		-0.66"
(-16.76mm)		49th Driest
Driest since:
1977
80th Wettest
Wettest since:
2020
Ties: 1970
Mar 1946–Jan 1947
11-Month		28.53"
(724.66mm)		28.68"
(728.47mm)		-0.15"
(-3.81mm)		55th Driest
Driest since:
1911
74th Wettest
Wettest since:
2020
Feb 1946–Jan 1947
12-Month		29.51"
(749.55mm)		29.70"
(754.38mm)		-0.19"
(-4.83mm)		57th Driest
Driest since:
1911
72nd Wettest
Wettest since:
2020
Aug 1945–Jan 1947
18-Month		43.50"
(1,104.90mm)		43.18"
(1,096.77mm)		0.32"
(8.13mm)		58th Driest
Driest since:
1911
70th Wettest
Wettest since:
2020
Feb 1945–Jan 1947
24-Month		62.59"
(1,589.79mm)		59.40"
(1,508.76mm)		3.19"
(81.03mm)		81st Driest
Driest since:
1931
47th Wettest
Wettest since:
2020
Feb 1944–Jan 1947
36-Month		93.43"
(2,373.12mm)		89.04"
(2,261.62mm)		4.39"
(111.50mm)		86th Driest
Driest since:
1935
41st Wettest
Wettest since:
2020
Feb 1943–Jan 1947
48-Month		122.55"
(3,112.77mm)		118.69"
(3,014.73mm)		3.86"
(98.04mm)		79th Driest
Driest since:
1937
47th Wettest
Wettest since:
2020
Ties: 1909
Feb 1942–Jan 1947
60-Month		155.33"
(3,945.38mm)		148.35"
(3,768.09mm)		6.98"
(177.29mm)		88th Driest
Driest since:
1934
37th Wettest
Wettest since:
2020

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