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, December 1957

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
December 1957
1-Month
2.40"
(60.96mm)
2.35"
(59.69mm)
0.05"
(1.27mm)
63rd Driest
Driest since:
1930
66th Wettest
Wettest since:
2015
Ties: 2021
Nov–Dec 1957
2-Month
5.52"
(140.21mm)
4.58"
(116.33mm)
0.94"
(23.88mm)
110th Driest
Driest since:
1976
19th Wettest
Wettest since:
2015
Oct–Dec 1957
3-Month
8.28"
(210.31mm)
6.74"
(171.20mm)
1.54"
(39.11mm)
117th Driest
Driest since:
1917
12th Wettest
Wettest since:
2015
Sep–Dec 1957
4-Month
11.14"
(282.96mm)
9.23"
(234.44mm)
1.91"
(48.52mm)
115th Driest
Driest since:
1939
14th Wettest
Wettest since:
2018
Aug–Dec 1957
5-Month
13.33"
(338.58mm)
11.85"
(300.99mm)
1.48"
(37.59mm)
110th Driest
Driest since:
1917
19th Wettest
Wettest since:
2018
Ties: 1984
Jul–Dec 1957
6-Month
15.61"
(396.49mm)
14.62"
(371.35mm)
0.99"
(25.14mm)
91st Driest
Driest since:
1917
38th Wettest
Wettest since:
2018
Jun–Dec 1957
7-Month
19.26"
(489.20mm)
17.55"
(445.77mm)
1.71"
(43.43mm)
108th Driest
Driest since:
1917
21st Wettest
Wettest since:
2018
May–Dec 1957
8-Month
23.50"
(596.90mm)
20.46"
(519.68mm)
3.04"
(77.22mm)
120th Driest
Driest since:
1917
9th Wettest
Wettest since:
2015
Apr–Dec 1957
9-Month
27.15"
(689.61mm)
22.98"
(583.69mm)
4.17"
(105.92mm)
126th Driest
Driest since:
1956
3rd Wettest
Wettest to Date
2015
Mar–Dec 1957
10-Month
29.66"
(753.36mm)
25.49"
(647.45mm)
4.17"
(105.91mm)
124th Driest
Driest since:
1956
5th Wettest
Wettest to Date
2015
Feb–Dec 1957
11-Month
31.74"
(806.20mm)
27.62"
(701.55mm)
4.12"
(104.65mm)
123rd Driest
Driest since:
1910
6th Wettest
Wettest to Date
2018
Jan–Dec 1957
12-Month
33.87"
(860.30mm)
29.94"
(760.48mm)
3.93"
(99.82mm)
122nd Driest
Driest since:
1910
7th Wettest
Wettest to Date
1973
Jul 1956–Dec 1957
18-Month
45.66"
(1,159.76mm)
44.58"
(1,132.33mm)
1.08"
(27.43mm)
79th Driest
Driest since:
1954
49th Wettest
Wettest since:
2019
Jan 1956–Dec 1957
24-Month
59.25"
(1,504.95mm)
59.90"
(1,521.46mm)
-0.65"
(-16.51mm)
47th Driest
Driest since:
1931
81st Wettest
Wettest since:
2019
Jan 1955–Dec 1957
36-Month
86.99"
(2,209.55mm)
89.86"
(2,282.44mm)
-2.87"
(-72.89mm)
31st Driest
Driest since:
1956
96th Wettest
Wettest since:
2019
Jan 1954–Dec 1957
48-Month
113.14"
(2,873.76mm)
119.78"
(3,042.41mm)
-6.64"
(-168.65mm)
9th Driest
Driest since:
1956
117th Wettest
Wettest since:
2019
Jan 1953–Dec 1957
60-Month
141.45"
(3,592.83mm)
149.68"
(3,801.87mm)
-8.23"
(-209.04mm)
8th Driest
Driest since:
1956
117th Wettest
Wettest since:
2019

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