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 July 2020. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, May 1918

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
May 1918
1-Month
2.59"
(65.79mm)
2.91"
(73.91mm)
-0.32"
(-8.12mm)
29th Driest Driest since: 1914 1934
98th Wettest Wettest since: 1917 2019
Ties: 1904, 1910
Apr–May 1918
2-Month
5.41"
(137.41mm)
5.43"
(137.92mm)
-0.02"
(-0.51mm)
67th Driest Driest since: 1917 1934
60th Wettest Wettest since: 1915 1957
Ties: 1946, 1955
Mar–May 1918
3-Month
7.26"
(184.40mm)
7.94"
(201.68mm)
-0.68"
(-17.28mm)
29th Driest Driest since: 1916 1925
98th Wettest Wettest since: 1917 1957, 1991
Feb–May 1918
4-Month
8.98"
(228.09mm)
10.07"
(255.78mm)
-1.09"
(-27.69mm)
19th Driest Driest since: 1916 1925
108th Wettest Wettest since: 1917 2019
Jan–May 1918
5-Month
11.39"
(289.31mm)
12.39"
(314.71mm)
-1.00"
(-25.40mm)
24th Driest Driest since: 1911 1934
103rd Wettest Wettest since: 1917 2019
Dec 1917–May 1918
6-Month
13.05"
(331.47mm)
14.73"
(374.14mm)
-1.68"
(-42.67mm)
13th Driest Driest since: 1911 1931
113th Wettest Wettest since: 1917 2019
Nov 1917–May 1918
7-Month
14.00"
(355.60mm)
16.96"
(430.78mm)
-2.96"
(-75.18mm)
5th Driest Driest to Date 1934
121st Wettest Wettest since: 1917 1983
Oct 1917–May 1918
8-Month
15.38"
(390.65mm)
19.13"
(485.90mm)
-3.75"
(-95.25mm)
3rd Driest Driest to Date 1934
123rd Wettest Wettest since: 1917 2019
Sep 1917–May 1918
9-Month
17.55"
(445.77mm)
21.62"
(549.15mm)
-4.07"
(-103.38mm)
2nd Driest Driest to Date 1934
124th Wettest Wettest since: 1917 2019
Aug 1917–May 1918
10-Month
19.99"
(507.75mm)
24.25"
(615.95mm)
-4.26"
(-108.20mm)
1st Driest Driest to Date 1918
125th Wettest Wettest since: 1917 2019
Jul 1917–May 1918
11-Month
22.50"
(571.50mm)
27.03"
(686.56mm)
-4.53"
(-115.06mm)
2nd Driest Driest to Date 1931
124th Wettest Wettest since: 1917 2019
Jun 1917–May 1918
12-Month
24.94"
(633.48mm)
29.95"
(760.73mm)
-5.01"
(-127.25mm)
3rd Driest Driest to Date 1934
123rd Wettest Wettest since: 1917 2019
Dec 1916–May 1918
18-Month
38.92"
(988.57mm)
44.70"
(1,135.38mm)
-5.78"
(-146.81mm)
3rd Driest Driest since: 1911 1931
122nd Wettest Wettest since: 1917 2019
Jun 1916–May 1918
24-Month
53.50"
(1,358.90mm)
59.92"
(1,521.97mm)
-6.42"
(-163.07mm)
4th Driest Driest to Date 1931
121st Wettest Wettest since: 1917 2020
Jun 1915–May 1918
36-Month
85.69"
(2,176.53mm)
89.88"
(2,282.95mm)
-4.19"
(-106.42mm)
19th Driest Driest since: 1911 1955
105th Wettest Wettest since: 1917 2019
Jun 1914–May 1918
48-Month
116.10"
(2,948.94mm)
119.78"
(3,042.41mm)
-3.68"
(-93.47mm)
29th Driest Driest since: 1913 1956
94th Wettest Wettest since: 1917 2019
Jun 1913–May 1918
60-Month
145.26"
(3,689.60mm)
149.64"
(3,800.86mm)
-4.38"
(-111.26mm)
28th Driest Driest since: 1914 1957
94th Wettest Wettest since: 1917 2020
Ties: 1939

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2020, retrieved on August 12, 2020 from https://www.ncdc.noaa.gov/cag/