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


Contiguous U.S.

Precipitation Rankings, May 1917

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1917
1-Month
2.64"
(67.06mm)
2.91"
(73.91mm)
-0.27"
(-6.85mm)
35th Driest Driest since: 1914 1934
91st Wettest Wettest since: 1916 2019
Ties: 2002
Apr–May 1917
2-Month
5.32"
(135.13mm)
5.43"
(137.92mm)
-0.11"
(-2.79mm)
59th Driest Driest since: 1916 1934
67th Wettest Wettest since: 1915 1957
Ties: 1909
Mar–May 1917
3-Month
7.80"
(198.12mm)
7.94"
(201.68mm)
-0.14"
(-3.56mm)
57th Driest Driest since: 1916 1925
69th Wettest Wettest since: 1912 1957, 1991
Feb–May 1917
4-Month
9.61"
(244.09mm)
10.07"
(255.78mm)
-0.46"
(-11.69mm)
43rd Driest Driest since: 1916 1925
83rd Wettest Wettest since: 1915 2019
Ties: 1901, 1955
Jan–May 1917
5-Month
11.80"
(299.72mm)
12.39"
(314.71mm)
-0.59"
(-14.99mm)
43rd Driest Driest since: 1914 1934
83rd Wettest Wettest since: 1916 2019
Dec 1916–May 1917
6-Month
13.98"
(355.09mm)
14.73"
(374.14mm)
-0.75"
(-19.05mm)
43rd Driest Driest since: 1914 1931
82nd Wettest Wettest since: 1916 2019
Nov 1916–May 1917
7-Month
15.49"
(393.45mm)
16.96"
(430.78mm)
-1.47"
(-37.33mm)
19th Driest Driest since: 1911 1934
106th Wettest Wettest since: 1916 1983
Oct 1916–May 1917
8-Month
17.59"
(446.79mm)
19.13"
(485.90mm)
-1.54"
(-39.11mm)
24th Driest Driest since: 1911 1934
101st Wettest Wettest since: 1916 2019
Sep 1916–May 1917
9-Month
19.57"
(497.08mm)
21.62"
(549.15mm)
-2.05"
(-52.07mm)
17th Driest Driest since: 1911 1934
108th Wettest Wettest since: 1916 2019
Aug 1916–May 1917
10-Month
22.10"
(561.34mm)
24.25"
(615.95mm)
-2.15"
(-54.61mm)
17th Driest Driest since: 1911 1918
108th Wettest Wettest since: 1916 2019
Jul 1916–May 1917
11-Month
25.32"
(643.13mm)
27.03"
(686.56mm)
-1.71"
(-43.43mm)
26th Driest Driest since: 1911 1931
99th Wettest Wettest since: 1916 2019
Jun 1916–May 1917
12-Month
28.56"
(725.42mm)
29.95"
(760.73mm)
-1.39"
(-35.31mm)
34th Driest Driest since: 1911 1934
91st Wettest Wettest since: 1916 2019
Dec 1915–May 1917
18-Month
43.85"
(1,113.79mm)
44.70"
(1,135.38mm)
-0.85"
(-21.59mm)
43rd Driest Driest since: 1914 1931
81st Wettest Wettest since: 1916 2019
Jun 1915–May 1917
24-Month
60.75"
(1,543.05mm)
59.92"
(1,521.97mm)
0.83"
(21.08mm)
70th Driest Driest since: 1915 1931
54th Wettest Wettest since: 1916 1974
Jun 1914–May 1917
36-Month
91.16"
(2,315.46mm)
89.88"
(2,282.95mm)
1.28"
(32.51mm)
75th Driest Driest since: 1915 1955
48th Wettest Wettest since: 1916 2019
Jun 1913–May 1917
48-Month
120.32"
(3,056.13mm)
119.78"
(3,042.41mm)
0.54"
(13.72mm)
59th Driest Driest since: 1914 1956
63rd Wettest Wettest since: 1916 2019
Jun 1912–May 1917
60-Month
149.65"
(3,801.11mm)
149.64"
(3,800.86mm)
0.01"
(0.25mm)
59th Driest Driest since: 1915 1957
62nd Wettest Wettest since: 1916 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 20, 2019 from https://www.ncdc.noaa.gov/cag/