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 1966

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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
February 1966
1-Month
2.34"
(59.44mm)
2.13"
(54.10mm)
0.21"
(5.34mm)
88th Driest
Driest since:
1947
41st Wettest
Wettest since:
1998
Jan–Feb 1966
2-Month
4.70"
(119.38mm)
4.45"
(113.03mm)
0.25"
(6.35mm)
90th Driest
Driest since:
1977
39th Wettest
Wettest since:
1998
Ties: 1953
Dec 1965–Feb 1966
3-Month
6.86"
(174.24mm)
6.79"
(172.47mm)
0.07"
(1.77mm)
73rd Driest
Driest since:
1977
55th Wettest
Wettest since:
2019
Ties: 1910
Nov 1965–Feb 1966
4-Month
8.86"
(225.04mm)
9.02"
(229.11mm)
-0.16"
(-4.07mm)
59th Driest
Driest since:
1977
69th Wettest
Wettest since:
2019
Ties: 1985
Oct 1965–Feb 1966
5-Month
10.31"
(261.87mm)
11.19"
(284.23mm)
-0.88"
(-22.36mm)
30th Driest
Driest since:
1977
98th Wettest
Wettest since:
2019
Sep 1965–Feb 1966
6-Month
13.84"
(351.54mm)
13.68"
(347.47mm)
0.16"
(4.07mm)
72nd Driest
Driest since:
1977
56th Wettest
Wettest since:
2019
Ties: 1930, 1947
Aug 1965–Feb 1966
7-Month
16.64"
(422.66mm)
16.31"
(414.27mm)
0.33"
(8.39mm)
73rd Driest
Driest since:
1977
55th Wettest
Wettest since:
2019
Jul 1965–Feb 1966
8-Month
19.37"
(492.00mm)
19.09"
(484.89mm)
0.28"
(7.11mm)
69th Driest
Driest since:
1977
59th Wettest
Wettest since:
2019
Jun 1965–Feb 1966
9-Month
22.61"
(574.29mm)
22.02"
(559.31mm)
0.59"
(14.98mm)
79th Driest
Driest since:
1918, 1931, 1977
49th Wettest
Wettest since:
2019
Ties: 1985
May 1965–Feb 1966
10-Month
25.32"
(643.13mm)
24.92"
(632.97mm)
0.40"
(10.16mm)
67th Driest
Driest since:
1918
61st Wettest
Wettest since:
2019
Ties: 1951
Apr 1965–Feb 1966
11-Month
27.84"
(707.14mm)
27.45"
(697.23mm)
0.39"
(9.91mm)
63rd Driest
Driest since:
1931
65th Wettest
Wettest since:
2019
Mar 1965–Feb 1966
12-Month
30.00"
(762.00mm)
29.96"
(760.98mm)
0.04"
(1.02mm)
57th Driest
Driest since:
1931
71st Wettest
Wettest since:
2019
Sep 1964–Feb 1966
18-Month
44.11"
(1,120.39mm)
43.65"
(1,108.71mm)
0.46"
(11.68mm)
66th Driest
Driest since:
1918
61st Wettest
Wettest since:
2020
Mar 1964–Feb 1966
24-Month
60.77"
(1,543.56mm)
59.92"
(1,521.97mm)
0.85"
(21.59mm)
73rd Driest
Driest since:
1935
54th Wettest
Wettest since:
2020
Mar 1963–Feb 1966
36-Month
87.16"
(2,213.86mm)
89.87"
(2,282.70mm)
-2.71"
(-68.84mm)
34th Driest
Driest since:
1957
92nd Wettest
Wettest since:
2020
Mar 1962–Feb 1966
48-Month
114.30"
(2,903.22mm)
119.77"
(3,042.16mm)
-5.47"
(-138.94mm)
16th Driest
Driest since:
1957
109th Wettest
Wettest since:
2019
Mar 1961–Feb 1966
60-Month
146.05"
(3,709.67mm)
149.63"
(3,800.60mm)
-3.58"
(-90.93mm)
34th Driest
Driest since:
1957
90th Wettest
Wettest since:
2020

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