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 1909

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1909
1-Month
3.04"
(77.22mm)
2.91"
(73.91mm)
0.13"
(3.31mm)
78th Driest Driest since: 1904 1934
48th Wettest Wettest since: 1908 2015
Apr–May 1909
2-Month
5.32"
(135.13mm)
5.43"
(137.92mm)
-0.11"
(-2.79mm)
59th Driest Driest since: 1906 1934
67th Wettest Wettest since: 1908 1957
Ties: 1917
Mar–May 1909
3-Month
7.53"
(191.26mm)
7.94"
(201.68mm)
-0.41"
(-10.42mm)
42nd Driest Driest since: 1901 1925
84th Wettest Wettest since: 1908 1957, 1991
Ties: 1940
Feb–May 1909
4-Month
10.41"
(264.41mm)
10.07"
(255.78mm)
0.34"
(8.63mm)
81st Driest Driest since: 1907 1925
45th Wettest Wettest since: 1908 2019
Jan–May 1909
5-Month
13.15"
(334.01mm)
12.39"
(314.71mm)
0.76"
(19.30mm)
95th Driest Driest since: 1907 1934
31st Wettest Wettest since: 1908 2019
Dec 1908–May 1909
6-Month
14.88"
(377.95mm)
14.73"
(374.14mm)
0.15"
(3.81mm)
68th Driest Driest since: 1904 1931
57th Wettest Wettest since: 1908 2019
Ties: 1943
Nov 1908–May 1909
7-Month
16.55"
(420.37mm)
16.96"
(430.78mm)
-0.41"
(-10.41mm)
50th Driest Driest since: 1904 1934
75th Wettest Wettest since: 1908 1983
Ties: 1961
Oct 1908–May 1909
8-Month
18.58"
(471.93mm)
19.13"
(485.90mm)
-0.55"
(-13.97mm)
44th Driest Driest since: 1904 1934
81st Wettest Wettest since: 1908 2019
Sep 1908–May 1909
9-Month
20.41"
(518.41mm)
21.62"
(549.15mm)
-1.21"
(-30.74mm)
31st Driest Driest since: 1904 1934
94th Wettest Wettest since: 1908 2019
Aug 1908–May 1909
10-Month
23.29"
(591.57mm)
24.25"
(615.95mm)
-0.96"
(-24.38mm)
38th Driest Driest since: 1904 1918
87th Wettest Wettest since: 1908 2019
Jul 1908–May 1909
11-Month
26.30"
(668.02mm)
27.03"
(686.56mm)
-0.73"
(-18.54mm)
38th Driest Driest since: 1904 1931
87th Wettest Wettest since: 1908 2019
Jun 1908–May 1909
12-Month
29.32"
(744.73mm)
29.95"
(760.73mm)
-0.63"
(-16.00mm)
43rd Driest Driest since: 1904 1934
82nd Wettest Wettest since: 1908 2019
Dec 1907–May 1909
18-Month
45.64"
(1,159.26mm)
44.70"
(1,135.38mm)
0.94"
(23.88mm)
75th Driest Driest since: 1905 1931
49th Wettest Wettest since: 1908 2019
Ties: 1897, 1952
Jun 1907–May 1909
24-Month
61.10"
(1,551.94mm)
59.92"
(1,521.97mm)
1.18"
(29.97mm)
74th Driest Driest since: 1905 1931
50th Wettest Wettest since: 1908 1974
Jun 1906–May 1909
36-Month
93.98"
(2,387.09mm)
89.88"
(2,282.95mm)
4.10"
(104.14mm)
99th Driest Driest since: 1906 1955
24th Wettest Wettest since: 1908 2019
Jun 1905–May 1909
48-Month
125.32"
(3,183.13mm)
119.78"
(3,042.41mm)
5.54"
(140.72mm)
101st Driest Driest since: 1907 1956
21st Wettest Wettest since: 1908 2019
Jun 1904–May 1909
60-Month
155.23"
(3,942.84mm)
149.64"
(3,800.86mm)
5.59"
(141.98mm)
98th Driest Driest since: 1908 1957
23rd Wettest Wettest to Date 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published July 2019, retrieved on July 19, 2019 from https://www.ncdc.noaa.gov/cag/