National Rankings

National Data Info
Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Contiguous U.S.

Precipitation Rankings, February 1957

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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 1957
1-Month
2.08"
(52.83mm)
2.13"
(54.10mm)
-0.05"
(-1.27mm)
63rd Driest
Driest since:
1947
66th Wettest
Wettest since:
1998
Ties: 1914
Jan–Feb 1957
2-Month
4.21"
(106.93mm)
4.45"
(113.03mm)
-0.24"
(-6.10mm)
49th Driest
Driest since:
1977
80th Wettest
Wettest since:
1998
Dec 1956–Feb 1957
3-Month
6.21"
(157.73mm)
6.79"
(172.47mm)
-0.58"
(-14.74mm)
35th Driest
Driest since:
1977
93rd Wettest
Wettest since:
2019
Nov 1956–Feb 1957
4-Month
7.57"
(192.28mm)
9.02"
(229.11mm)
-1.45"
(-36.83mm)
11th Driest
Driest since:
1977
117th Wettest
Wettest since:
2019
Oct 1956–Feb 1957
5-Month
9.57"
(243.08mm)
11.19"
(284.23mm)
-1.62"
(-41.15mm)
12th Driest
Driest since:
1977
116th Wettest
Wettest since:
2019
Ties: 1902
Sep 1956–Feb 1957
6-Month
11.01"
(279.65mm)
13.68"
(347.47mm)
-2.67"
(-67.82mm)
4th Driest
Driest since:
1977
124th Wettest
Wettest since:
2019
Aug 1956–Feb 1957
7-Month
13.22"
(335.79mm)
16.31"
(414.27mm)
-3.09"
(-78.48mm)
3rd Driest
Driest since:
1977
125th Wettest
Wettest since:
2019
Jul 1956–Feb 1957
8-Month
16.00"
(406.40mm)
19.09"
(484.89mm)
-3.09"
(-78.49mm)
5th Driest
Driest since:
1977
123rd Wettest
Wettest since:
2019
Jun 1956–Feb 1957
9-Month
18.21"
(462.53mm)
22.02"
(559.31mm)
-3.81"
(-96.78mm)
5th Driest
Driest since:
1918, 1931, 1977
123rd Wettest
Wettest since:
2019
May 1956–Feb 1957
10-Month
20.81"
(528.57mm)
24.92"
(632.97mm)
-4.11"
(-104.40mm)
3rd Driest
Driest since:
1918
125th Wettest
Wettest since:
2019
Apr 1956–Feb 1957
11-Month
22.88"
(581.15mm)
27.45"
(697.23mm)
-4.57"
(-116.08mm)
2nd Driest
Driest since:
1931
126th Wettest
Wettest since:
2019
Mar 1956–Feb 1957
12-Month
24.70"
(627.38mm)
29.96"
(760.98mm)
-5.26"
(-133.60mm)
2nd Driest
Driest since:
1931
126th Wettest
Wettest since:
2019
Sep 1955–Feb 1957
18-Month
37.90"
(962.66mm)
43.65"
(1,108.71mm)
-5.75"
(-146.05mm)
4th Driest
Driest since:
1918
123rd Wettest
Wettest since:
2020
Mar 1955–Feb 1957
24-Month
53.42"
(1,356.87mm)
59.92"
(1,521.97mm)
-6.50"
(-165.10mm)
3rd Driest
Driest since:
1935
124th Wettest
Wettest since:
2020
Mar 1954–Feb 1957
36-Month
79.45"
(2,018.03mm)
89.87"
(2,282.70mm)
-10.42"
(-264.67mm)
1st Driest
Driest since:
1957
125th Wettest
Wettest since:
2020
Mar 1953–Feb 1957
48-Month
107.09"
(2,720.09mm)
119.77"
(3,042.16mm)
-12.68"
(-322.07mm)
1st Driest
Driest since:
1957
124th Wettest
Wettest since:
2019
Mar 1952–Feb 1957
60-Month
133.69"
(3,395.73mm)
149.63"
(3,800.60mm)
-15.94"
(-404.87mm)
1st Driest
Driest since:
1957
123rd Wettest
Wettest since:
2020

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