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 1902

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
December 1902
1-Month
2.93"
(74.42mm)
2.35"
(59.69mm)
0.58"
(14.73mm)
109th Driest
Driest since:
1930
19th Wettest
Wettest to Date
2015
Nov–Dec 1902
2-Month
5.92"
(150.37mm)
4.58"
(116.33mm)
1.34"
(34.04mm)
118th Driest
Driest since:
1976
10th Wettest
Wettest to Date
2015
Ties: 1931
Oct–Dec 1902
3-Month
7.85"
(199.39mm)
6.74"
(171.20mm)
1.11"
(28.19mm)
107th Driest
Driest since:
1917
21st Wettest
Wettest to Date
2015
Ties: 1951
Sep–Dec 1902
4-Month
10.59"
(268.99mm)
9.23"
(234.44mm)
1.36"
(34.55mm)
108th Driest
Driest since:
1939
20th Wettest
Wettest to Date
2018
Aug–Dec 1902
5-Month
12.89"
(327.41mm)
11.85"
(300.99mm)
1.04"
(26.42mm)
93rd Driest
Driest since:
1917
35th Wettest
Wettest to Date
2018
Jul–Dec 1902
6-Month
15.98"
(405.89mm)
14.62"
(371.35mm)
1.36"
(34.54mm)
105th Driest
Driest since:
1917
23rd Wettest
Wettest to Date
2018
Ties: 2016
Jun–Dec 1902
7-Month
18.87"
(479.30mm)
17.55"
(445.77mm)
1.32"
(33.53mm)
99th Driest
Driest since:
1917
29th Wettest
Wettest to Date
2018
May–Dec 1902
8-Month
21.87"
(555.50mm)
20.46"
(519.68mm)
1.41"
(35.82mm)
93rd Driest
Driest since:
1917
35th Wettest
Wettest to Date
2015
Apr–Dec 1902
9-Month
23.72"
(602.49mm)
22.98"
(583.69mm)
0.74"
(18.80mm)
72nd Driest
Driest since:
1956
56th Wettest
Wettest since:
2015
Mar–Dec 1902
10-Month
26.62"
(676.15mm)
25.49"
(647.45mm)
1.13"
(28.70mm)
84th Driest
Driest since:
1956
44th Wettest
Wettest to Date
2015
Feb–Dec 1902
11-Month
29.18"
(741.17mm)
27.62"
(701.55mm)
1.56"
(39.62mm)
95th Driest
Driest since:
1910
33rd Wettest
Wettest to Date
2018
Ties: 1992, 2003
Jan–Dec 1902
12-Month
30.63"
(778.00mm)
29.94"
(760.48mm)
0.69"
(17.52mm)
81st Driest
Driest since:
1910
47th Wettest
Wettest since:
1973
Ties: 1900, 1969
Jul 1901–Dec 1902
18-Month
44.06"
(1,119.12mm)
44.58"
(1,132.33mm)
-0.52"
(-13.21mm)
45th Driest
Driest since:
1954
82nd Wettest
Wettest since:
2019
Jan 1901–Dec 1902
24-Month
58.26"
(1,479.80mm)
59.90"
(1,521.46mm)
-1.64"
(-41.66mm)
39th Driest
Driest since:
1931
88th Wettest
Wettest since:
2019
Ties: 1901
Jan 1900–Dec 1902
36-Month
88.89"
(2,257.81mm)
89.86"
(2,282.44mm)
-0.97"
(-24.63mm)
48th Driest
Driest since:
1956
78th Wettest
Wettest since:
2019
Jan 1899–Dec 1902
48-Month
117.60"
(2,987.04mm)
119.78"
(3,042.41mm)
-2.18"
(-55.37mm)
44th Driest
Driest since:
1956
81st Wettest
Wettest since:
2019
Jan 1898–Dec 1902
60-Month
147.17"
(3,738.12mm)
149.68"
(3,801.87mm)
-2.51"
(-63.75mm)
39th Driest
Driest since:
1956
85th Wettest
Wettest since:
2019

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