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 December 2021. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, December 1938

View Period (Months):All1234567891011121824364860
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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
December 1938
1-Month
1.71"
(43.43mm)
2.35"
(59.69mm)
-0.64"
(-16.26mm)
17th Driest Driest since: 1930 1930
111th Wettest Wettest since: 1937 2015
Ties: 2000
Nov–Dec 1938
2-Month
3.72"
(94.49mm)
4.58"
(116.33mm)
-0.86"
(-21.84mm)
23rd Driest Driest since: 1933 1976
105th Wettest Wettest since: 1937 2015
Oct–Dec 1938
3-Month
5.02"
(127.51mm)
6.74"
(171.20mm)
-1.72"
(-43.69mm)
7th Driest Driest since: 1917 1917
121st Wettest Wettest since: 1937 2015
Sep–Dec 1938
4-Month
7.47"
(189.74mm)
9.23"
(234.44mm)
-1.76"
(-44.70mm)
13th Driest Driest since: 1917 1939
115th Wettest Wettest since: 1937 2018
Aug–Dec 1938
5-Month
9.53"
(242.06mm)
11.85"
(300.99mm)
-2.32"
(-58.93mm)
7th Driest Driest since: 1917 1917
121st Wettest Wettest since: 1937 2018
Jul–Dec 1938
6-Month
12.87"
(326.90mm)
14.62"
(371.35mm)
-1.75"
(-44.45mm)
15th Driest Driest since: 1930 1917
113th Wettest Wettest since: 1937 2018
Jun–Dec 1938
7-Month
15.99"
(406.15mm)
17.55"
(445.77mm)
-1.56"
(-39.62mm)
21st Driest Driest since: 1936 1917
107th Wettest Wettest since: 1937 2018
Ties: 2012
May–Dec 1938
8-Month
19.23"
(488.44mm)
20.46"
(519.68mm)
-1.23"
(-31.24mm)
29th Driest Driest since: 1936 1917
99th Wettest Wettest since: 1937 2015
Ties: 1925
Apr–Dec 1938
9-Month
21.92"
(556.77mm)
22.98"
(583.69mm)
-1.06"
(-26.92mm)
35th Driest Driest since: 1936 1956
93rd Wettest Wettest since: 1937 2015
Mar–Dec 1938
10-Month
25.22"
(640.59mm)
25.49"
(647.45mm)
-0.27"
(-6.86mm)
49th Driest Driest since: 1937 1956
79th Wettest Wettest since: 1935 2015
Feb–Dec 1938
11-Month
27.63"
(701.80mm)
27.62"
(701.55mm)
0.01"
(0.25mm)
61st Driest Driest since: 1937 1910
67th Wettest Wettest since: 1929 2018
Jan–Dec 1938
12-Month
29.74"
(755.40mm)
29.94"
(760.48mm)
-0.20"
(-5.08mm)
49th Driest Driest since: 1936 1910
79th Wettest Wettest since: 1937 1973
Jul 1937–Dec 1938
18-Month
44.11"
(1,120.39mm)
44.58"
(1,132.33mm)
-0.47"
(-11.94mm)
46th Driest Driest since: 1937 1954
81st Wettest Wettest since: 1932 2019
Jan 1937–Dec 1938
24-Month
60.25"
(1,530.35mm)
59.90"
(1,521.46mm)
0.35"
(8.89mm)
64th Driest Driest since: 1937 1931
63rd Wettest Wettest since: 1928 2019
Jan 1936–Dec 1938
36-Month
87.53"
(2,223.26mm)
89.86"
(2,282.44mm)
-2.33"
(-59.18mm)
37th Driest Driest since: 1937 1956
89th Wettest Wettest since: 1929 2019
Jan 1935–Dec 1938
48-Month
117.01"
(2,972.05mm)
119.78"
(3,042.41mm)
-2.77"
(-70.36mm)
38th Driest Driest since: 1937 1956
87th Wettest Wettest since: 1930 2019
Jan 1934–Dec 1938
60-Month
142.80"
(3,627.12mm)
149.68"
(3,801.87mm)
-6.88"
(-174.75mm)
10th Driest Driest since: 1937 1956
114th Wettest Wettest since: 1932 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published January 2022, retrieved on January 28, 2022 from https://www.ncdc.noaa.gov/cag/