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, May 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
May 1938
1-Month
3.24"
(82.30mm)
2.91"
(73.91mm)
0.33"
(8.39mm)
96th Driest Driest since: 1937 1934
32nd Wettest Wettest since: 1935 2019
Ties: 1987
Apr–May 1938
2-Month
5.93"
(150.62mm)
5.43"
(137.92mm)
0.50"
(12.70mm)
95th Driest Driest since: 1937 1934
33rd Wettest Wettest since: 1935 1957
Ties: 1933
Mar–May 1938
3-Month
9.23"
(234.44mm)
7.94"
(201.68mm)
1.29"
(32.76mm)
112th Driest Driest since: 1937 1925
16th Wettest Wettest since: 1929 1957, 1991
Feb–May 1938
4-Month
11.64"
(295.66mm)
10.07"
(255.78mm)
1.57"
(39.88mm)
111th Driest Driest since: 1937 1925
17th Wettest Wettest since: 1922 2019
Jan–May 1938
5-Month
13.75"
(349.25mm)
12.39"
(314.71mm)
1.36"
(34.54mm)
112th Driest Driest since: 1937 1934
16th Wettest Wettest since: 1922 2019
Dec 1937–May 1938
6-Month
16.18"
(410.97mm)
14.73"
(374.14mm)
1.45"
(36.83mm)
108th Driest Driest since: 1937 1931
19th Wettest Wettest since: 1922 2019
Nov 1937–May 1938
7-Month
18.34"
(465.84mm)
16.96"
(430.78mm)
1.38"
(35.06mm)
104th Driest Driest since: 1937 1934
23rd Wettest Wettest since: 1927 1983
Oct 1937–May 1938
8-Month
20.95"
(532.13mm)
19.13"
(485.90mm)
1.82"
(46.23mm)
104th Driest Driest since: 1937 1934
23rd Wettest Wettest since: 1927 2019
Sep 1937–May 1938
9-Month
22.95"
(582.93mm)
21.62"
(549.15mm)
1.33"
(33.78mm)
95th Driest Driest since: 1937 1934
32nd Wettest Wettest since: 1927 2019
Ties: 2003
Aug 1937–May 1938
10-Month
25.50"
(647.70mm)
24.25"
(615.95mm)
1.25"
(31.75mm)
93rd Driest Driest since: 1937 1918
34th Wettest Wettest since: 1927 2019
Jul 1937–May 1938
11-Month
28.12"
(714.25mm)
27.03"
(686.56mm)
1.09"
(27.69mm)
89th Driest Driest since: 1937 1931
38th Wettest Wettest since: 1927 2019
Jun 1937–May 1938
12-Month
31.23"
(793.24mm)
29.95"
(760.73mm)
1.28"
(32.51mm)
89th Driest Driest since: 1937 1934
38th Wettest Wettest since: 1929 2019
Dec 1936–May 1938
18-Month
47.05"
(1,195.07mm)
44.70"
(1,135.38mm)
2.35"
(59.69mm)
94th Driest Driest since: 1937 1931
32nd Wettest Wettest since: 1920 2019
Jun 1936–May 1938
24-Month
59.69"
(1,516.13mm)
59.92"
(1,521.97mm)
-0.23"
(-5.84mm)
55th Driest Driest since: 1937 1931
71st Wettest Wettest since: 1933 2020
Jun 1935–May 1938
36-Month
87.73"
(2,228.34mm)
89.88"
(2,282.95mm)
-2.15"
(-54.61mm)
39th Driest Driest since: 1937 1955
86th Wettest Wettest since: 1930 2019
Ties: 1977
Jun 1934–May 1938
48-Month
117.42"
(2,982.47mm)
119.78"
(3,042.41mm)
-2.36"
(-59.94mm)
39th Driest Driest since: 1937 1956
85th Wettest Wettest since: 1930 2019
Jun 1933–May 1938
60-Month
141.72"
(3,599.69mm)
149.64"
(3,800.86mm)
-7.92"
(-201.17mm)
9th Driest Driest since: 1937 1957
114th Wettest Wettest since: 1936 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published January 2022, retrieved on January 21, 2022 from https://www.ncdc.noaa.gov/cag/