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 June 2019. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, May 1930

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1930
1-Month
3.17"
(80.52mm)
2.91"
(73.91mm)
0.26"
(6.61mm)
87th Driest Driest since: 1928 1934
39th Wettest Wettest since: 1929 2015
Apr–May 1930
2-Month
5.00"
(127.00mm)
5.43"
(137.92mm)
-0.43"
(-10.92mm)
35th Driest Driest since: 1926 1934
91st Wettest Wettest since: 1929 1957
Ties: 1903
Mar–May 1930
3-Month
6.98"
(177.29mm)
7.94"
(201.68mm)
-0.96"
(-24.39mm)
18th Driest Driest since: 1926 1925
108th Wettest Wettest since: 1929 1957, 1991
Feb–May 1930
4-Month
8.72"
(221.49mm)
10.07"
(255.78mm)
-1.35"
(-34.29mm)
10th Driest Driest since: 1925 1925
116th Wettest Wettest since: 1929 2019
Jan–May 1930
5-Month
11.30"
(287.02mm)
12.39"
(314.71mm)
-1.09"
(-27.69mm)
21st Driest Driest since: 1928 1934
105th Wettest Wettest since: 1929 2019
Ties: 1955
Dec 1929–May 1930
6-Month
13.51"
(343.15mm)
14.73"
(374.14mm)
-1.22"
(-30.99mm)
24th Driest Driest since: 1928 1931
101st Wettest Wettest since: 1929 2019
Nov 1929–May 1930
7-Month
15.47"
(392.94mm)
16.96"
(430.78mm)
-1.49"
(-37.84mm)
17th Driest Driest since: 1926 1934
108th Wettest Wettest since: 1929 1983
Oct 1929–May 1930
8-Month
18.07"
(458.98mm)
19.13"
(485.90mm)
-1.06"
(-26.92mm)
29th Driest Driest since: 1926 1934
96th Wettest Wettest since: 1929 2019
Ties: 1913
Sep 1929–May 1930
9-Month
20.82"
(528.83mm)
21.62"
(549.15mm)
-0.80"
(-20.32mm)
40th Driest Driest since: 1926 1934
85th Wettest Wettest since: 1929 2019
Aug 1929–May 1930
10-Month
22.62"
(574.55mm)
24.25"
(615.95mm)
-1.63"
(-41.40mm)
26th Driest Driest since: 1925 1918
99th Wettest Wettest since: 1929 2019
Jul 1929–May 1930
11-Month
25.19"
(639.83mm)
27.03"
(686.56mm)
-1.84"
(-46.73mm)
19th Driest Driest since: 1925 1931
106th Wettest Wettest since: 1929 2019
Ties: 1902
Jun 1929–May 1930
12-Month
27.82"
(706.63mm)
29.95"
(760.73mm)
-2.13"
(-54.10mm)
18th Driest Driest since: 1925 1934
107th Wettest Wettest since: 1929 2019
Ties: 1956
Dec 1928–May 1930
18-Month
43.19"
(1,097.03mm)
44.70"
(1,135.38mm)
-1.51"
(-38.35mm)
31st Driest Driest since: 1926 1931
93rd Wettest Wettest since: 1929 2019
Jun 1928–May 1930
24-Month
60.18"
(1,528.57mm)
59.92"
(1,521.97mm)
0.26"
(6.60mm)
63rd Driest Driest since: 1926 1931
61st Wettest Wettest since: 1929 1974
Jun 1927–May 1930
36-Month
89.89"
(2,283.21mm)
89.88"
(2,282.95mm)
0.01"
(0.26mm)
62nd Driest Driest since: 1927 1955
61st Wettest Wettest since: 1929 2019
Jun 1926–May 1930
48-Month
122.84"
(3,120.14mm)
119.78"
(3,042.41mm)
3.06"
(77.73mm)
88th Driest Driest since: 1928 1956
34th Wettest Wettest since: 1929 2019
Jun 1925–May 1930
60-Month
151.26"
(3,842.00mm)
149.64"
(3,800.86mm)
1.62"
(41.14mm)
67th Driest Driest since: 1929 1957
54th Wettest Wettest since: 1924 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published July 2019, retrieved on July 18, 2019 from https://www.ncdc.noaa.gov/cag/