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, November 2012

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
November 2012
1-Month
1.32"
(33.53mm)
2.23"
(56.64mm)
-0.91"
(-23.11mm)
9th Driest
Driest since:
1917
119th Wettest
Wettest since:
1983
Oct–Nov 2012
2-Month
3.55"
(90.17mm)
4.40"
(111.76mm)
-0.85"
(-21.59mm)
16th Driest
Driest since:
1917
112th Wettest
Wettest since:
1985
Ties: 1976
Sep–Nov 2012
3-Month
5.89"
(149.61mm)
6.88"
(174.75mm)
-0.99"
(-25.14mm)
21st Driest
Driest since:
1939
107th Wettest
Wettest since:
1985
Ties: 1987
Aug–Nov 2012
4-Month
8.36"
(212.34mm)
9.50"
(241.30mm)
-1.14"
(-28.96mm)
20th Driest
Driest since:
1952
108th Wettest
Wettest since:
2018
Ties: 1954
Jul–Nov 2012
5-Month
10.87"
(276.10mm)
12.28"
(311.91mm)
-1.41"
(-35.81mm)
20th Driest
Driest since:
1952
108th Wettest
Wettest since:
2018
Jun–Nov 2012
6-Month
13.11"
(332.99mm)
15.20"
(386.08mm)
-2.09"
(-53.09mm)
11th Driest
Driest since:
1952
117th Wettest
Wettest since:
2004
May–Nov 2012
7-Month
15.61"
(396.49mm)
18.12"
(460.25mm)
-2.51"
(-63.76mm)
9th Driest
Driest since:
1952
119th Wettest
Wettest since:
2004
Apr–Nov 2012
8-Month
17.84"
(453.14mm)
20.63"
(524.00mm)
-2.79"
(-70.86mm)
6th Driest
Driest since:
1952
122nd Wettest
Wettest since:
2015
Mar–Nov 2012
9-Month
20.71"
(526.03mm)
23.14"
(587.76mm)
-2.43"
(-61.73mm)
14th Driest
Driest since:
1956
114th Wettest
Wettest since:
1973
Feb–Nov 2012
10-Month
22.56"
(573.02mm)
25.28"
(642.11mm)
-2.72"
(-69.09mm)
13th Driest
Driest since:
1910
115th Wettest
Wettest since:
2019
Ties: 1966
Jan–Nov 2012
11-Month
24.65"
(626.11mm)
27.59"
(700.79mm)
-2.94"
(-74.68mm)
14th Driest
Driest since:
1910
114th Wettest
Wettest since:
2019
Dec 2011–Nov 2012
12-Month
26.91"
(683.51mm)
29.94"
(760.48mm)
-3.03"
(-76.97mm)
13th Driest
Driest since:
1931
114th Wettest
Wettest since:
2019
Jun 2011–Nov 2012
18-Month
41.36"
(1,050.54mm)
45.16"
(1,147.06mm)
-3.80"
(-96.52mm)
16th Driest
Driest since:
1931
111th Wettest
Wettest since:
2019
Dec 2010–Nov 2012
24-Month
57.20"
(1,452.88mm)
59.90"
(1,521.46mm)
-2.70"
(-68.58mm)
30th Driest
Driest since:
1931
96th Wettest
Wettest since:
2019
Dec 2009–Nov 2012
36-Month
89.20"
(2,265.68mm)
89.86"
(2,282.44mm)
-0.66"
(-16.76mm)
50th Driest
Driest since:
1956
75th Wettest
Wettest since:
2019
Dec 2008–Nov 2012
48-Month
121.26"
(3,080.00mm)
119.78"
(3,042.41mm)
1.48"
(37.59mm)
71st Driest
Driest since:
1956
53rd Wettest
Wettest since:
2019
Dec 2007–Nov 2012
60-Month
152.63"
(3,876.80mm)
149.66"
(3,801.36mm)
2.97"
(75.44mm)
79th Driest
Driest since:
1956
44th Wettest
Wettest since:
2019

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