Climate at a Glance

National Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of September 2021. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, December 1947

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
December 1947
1-Month
1.99"
(50.55mm)
2.35"
(59.69mm)
-0.36"
(-9.14mm)
33rd Driest Driest since: 1946 1930
94th Wettest Wettest since: 1945 2015
Nov–Dec 1947
2-Month
4.77"
(121.16mm)
4.58"
(116.33mm)
0.19"
(4.83mm)
78th Driest Driest since: 1944 1976
49th Wettest Wettest since: 1946 2015
Oct–Dec 1947
3-Month
7.05"
(179.07mm)
6.74"
(171.20mm)
0.31"
(7.87mm)
72nd Driest Driest since: 1945 1917
55th Wettest Wettest since: 1946 2015
Sep–Dec 1947
4-Month
9.21"
(233.93mm)
9.23"
(234.44mm)
-0.02"
(-0.51mm)
54th Driest Driest since: 1944 1939
73rd Wettest Wettest since: 1946 2018
Aug–Dec 1947
5-Month
11.60"
(294.64mm)
11.85"
(300.99mm)
-0.25"
(-6.35mm)
48th Driest Driest since: 1944 1917
79th Wettest Wettest since: 1946 2018
Jul–Dec 1947
6-Month
13.59"
(345.19mm)
14.62"
(371.35mm)
-1.03"
(-26.16mm)
30th Driest Driest since: 1943 1917
97th Wettest Wettest since: 1946 2018
Jun–Dec 1947
7-Month
17.42"
(442.47mm)
17.55"
(445.77mm)
-0.13"
(-3.30mm)
52nd Driest Driest since: 1944 1917
75th Wettest Wettest since: 1946 2018
May–Dec 1947
8-Month
20.61"
(523.49mm)
20.46"
(519.68mm)
0.15"
(3.81mm)
62nd Driest Driest since: 1944 1917
65th Wettest Wettest since: 1946 2015
Ties: 1974
Apr–Dec 1947
9-Month
23.62"
(599.95mm)
22.98"
(583.69mm)
0.64"
(16.26mm)
71st Driest Driest since: 1944 1956
56th Wettest Wettest since: 1946 2015
Mar–Dec 1947
10-Month
25.89"
(657.61mm)
25.49"
(647.45mm)
0.40"
(10.16mm)
65th Driest Driest since: 1943 1956
62nd Wettest Wettest since: 1946 2015
Feb–Dec 1947
11-Month
26.92"
(683.77mm)
27.62"
(701.55mm)
-0.70"
(-17.78mm)
37th Driest Driest since: 1943 1910
90th Wettest Wettest since: 1946 2018
Jan–Dec 1947
12-Month
29.35"
(745.49mm)
29.94"
(760.48mm)
-0.59"
(-14.99mm)
39th Driest Driest since: 1943 1910
88th Wettest Wettest since: 1946 1973
Jul 1946–Dec 1947
18-Month
44.88"
(1,139.95mm)
44.58"
(1,132.33mm)
0.30"
(7.62mm)
63rd Driest Driest since: 1944 1954
63rd Wettest Wettest since: 1946 2019
Jan 1946–Dec 1947
24-Month
60.44"
(1,535.18mm)
59.90"
(1,521.46mm)
0.54"
(13.72mm)
69th Driest Driest since: 1944 1931
57th Wettest Wettest since: 1946 2019
Jan 1945–Dec 1947
36-Month
93.47"
(2,374.14mm)
89.86"
(2,282.44mm)
3.61"
(91.70mm)
95th Driest Driest since: 1945 1956
30th Wettest Wettest since: 1946 2019
Jan 1944–Dec 1947
48-Month
124.09"
(3,151.89mm)
119.78"
(3,042.41mm)
4.31"
(109.48mm)
96th Driest Driest since: 1946 1956
28th Wettest Wettest since: 1909 2019
Ties: 2010
Jan 1943–Dec 1947
60-Month
150.90"
(3,832.86mm)
149.68"
(3,801.87mm)
1.22"
(30.99mm)
68th Driest Driest since: 1943 1956
55th Wettest Wettest since: 1946 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2021, retrieved on October 15, 2021 from https://www.ncdc.noaa.gov/cag/