Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. 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, February 1940

View Period (Months):
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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
February 1940
1-Month
1.02"
(25.91mm)
1.02"
(25.91mm)
0.00"
(0.00mm)
68th Driest
Driest since:
1987
61st Wettest
Wettest since:
2019
Jan–Feb 1940
2-Month
1.92"
(48.77mm)
2.17"
(55.12mm)
-0.25"
(-6.35mm)
44th Driest
Driest since:
1987
85th Wettest
Wettest since:
2019
Dec 1939–Feb 1940
3-Month
2.70"
(68.58mm)
3.41"
(86.61mm)
-0.71"
(-18.03mm)
24th Driest
Driest since:
1931
104th Wettest
Wettest since:
1969
Nov 1939–Feb 1940
4-Month
3.08"
(78.23mm)
5.24"
(133.10mm)
-2.16"
(-54.87mm)
5th Driest
Driest since:
2003
123rd Wettest
Wettest since:
2016
Oct 1939–Feb 1940
5-Month
4.93"
(125.22mm)
7.54"
(191.52mm)
-2.61"
(-66.30mm)
5th Driest
Driest since:
1977
123rd Wettest
Wettest since:
2019
Sep 1939–Feb 1940
6-Month
6.77"
(171.96mm)
10.93"
(277.62mm)
-4.16"
(-105.66mm)
2nd Driest
Driest since:
1977
126th Wettest
Wettest since:
2020
Aug 1939–Feb 1940
7-Month
10.90"
(276.86mm)
14.48"
(367.79mm)
-3.58"
(-90.93mm)
5th Driest
Driest since:
1977
123rd Wettest
Wettest since:
2019
Jul 1939–Feb 1940
8-Month
13.16"
(334.26mm)
18.07"
(458.98mm)
-4.91"
(-124.72mm)
3rd Driest
Driest since:
1977
125th Wettest
Wettest since:
2019
Jun 1939–Feb 1940
9-Month
18.26"
(463.80mm)
22.09"
(561.09mm)
-3.83"
(-97.29mm)
8th Driest
Driest since:
1977
120th Wettest
Wettest since:
2019
May 1939–Feb 1940
10-Month
20.64"
(524.26mm)
25.49"
(647.45mm)
-4.85"
(-123.19mm)
7th Driest
Driest since:
1977
121st Wettest
Wettest since:
2019
Apr 1939–Feb 1940
11-Month
22.70"
(576.58mm)
27.99"
(710.95mm)
-5.29"
(-134.37mm)
5th Driest
Driest since:
1977
123rd Wettest
Wettest since:
2020
Mar 1939–Feb 1940
12-Month
23.88"
(606.55mm)
29.70"
(754.38mm)
-5.82"
(-147.83mm)
5th Driest
Driest since:
1911
123rd Wettest
Wettest since:
2020
Sep 1938–Feb 1940
18-Month
35.95"
(913.13mm)
40.64"
(1,032.26mm)
-4.69"
(-119.13mm)
16th Driest
Driest since:
1977
111th Wettest
Wettest since:
2020
Mar 1938–Feb 1940
24-Month
57.68"
(1,465.07mm)
59.40"
(1,508.76mm)
-1.72"
(-43.69mm)
37th Driest
Driest since:
1931
90th Wettest
Wettest since:
2020
Mar 1937–Feb 1940
36-Month
85.13"
(2,162.30mm)
89.04"
(2,261.62mm)
-3.91"
(-99.32mm)
28th Driest
Driest since:
1935
98th Wettest
Wettest since:
2020
Mar 1936–Feb 1940
48-Month
109.22"
(2,774.19mm)
118.68"
(3,014.47mm)
-9.46"
(-240.28mm)
10th Driest
Driest since:
1934
115th Wettest
Wettest since:
2020
Mar 1935–Feb 1940
60-Month
138.66"
(3,521.96mm)
148.35"
(3,768.09mm)
-9.69"
(-246.13mm)
10th Driest
Driest since:
1934
114th Wettest
Wettest since:
2020

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