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 1899

View Period (Months):All12345678910111218243648
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1899
1-Month
2.74"
(69.60mm)
2.91"
(73.91mm)
-0.17"
(-4.31mm)
46th Driest Driest since: 1897 1934
80th Wettest Wettest since: 1898 2015
Apr–May 1899
2-Month
4.52"
(114.81mm)
5.43"
(137.92mm)
-0.91"
(-23.11mm)
9th Driest Driest to Date 1934
117th Wettest Wettest since: 1898 1957
Ties: 1985
Mar–May 1899
3-Month
7.34"
(186.44mm)
7.94"
(201.68mm)
-0.60"
(-15.24mm)
31st Driest Driest since: 1895 1925
95th Wettest Wettest since: 1898 1957, 1991
Ties: 1972
Feb–May 1899
4-Month
9.62"
(244.35mm)
10.07"
(255.78mm)
-0.45"
(-11.43mm)
46th Driest Driest since: 1898 1925
80th Wettest Wettest since: 1897 2019
Jan–May 1899
5-Month
12.23"
(310.64mm)
12.39"
(314.71mm)
-0.16"
(-4.07mm)
58th Driest Driest since: 1898 1934
68th Wettest Wettest since: 1897 2019
Dec 1898–May 1899
6-Month
13.95"
(354.33mm)
14.73"
(374.14mm)
-0.78"
(-19.81mm)
40th Driest Driest to Date 1931
85th Wettest Wettest since: 1898 2019
Ties: 1914
Nov 1898–May 1899
7-Month
16.21"
(411.73mm)
16.96"
(430.78mm)
-0.75"
(-19.05mm)
41st Driest Driest to Date 1934
84th Wettest Wettest since: 1898 1983
Oct 1898–May 1899
8-Month
18.71"
(475.23mm)
19.13"
(485.90mm)
-0.42"
(-10.67mm)
48th Driest Driest since: 1898 1934
77th Wettest Wettest since: 1897 2019
Sep 1898–May 1899
9-Month
21.04"
(534.42mm)
21.62"
(549.15mm)
-0.58"
(-14.73mm)
45th Driest Driest since: 1898 1934
80th Wettest Wettest since: 1897 2019
Aug 1898–May 1899
10-Month
24.10"
(612.14mm)
24.25"
(615.95mm)
-0.15"
(-3.81mm)
58th Driest Driest since: 1898 1918
67th Wettest Wettest since: 1897 2019
Jul 1898–May 1899
11-Month
26.98"
(685.29mm)
27.03"
(686.56mm)
-0.05"
(-1.27mm)
59th Driest Driest since: 1898 1931
66th Wettest Wettest since: 1897 2019
Ties: 1965, 2018
Jun 1898–May 1899
12-Month
30.05"
(763.27mm)
29.95"
(760.73mm)
0.10"
(2.54mm)
59th Driest Driest since: 1898 1934
66th Wettest Wettest since: 1897 2019
Ties: 2018
Dec 1897–May 1899
18-Month
44.36"
(1,126.74mm)
44.70"
(1,135.38mm)
-0.34"
(-8.64mm)
54th Driest Driest since: 1898 1931
70th Wettest Wettest since: 1897 2019
Ties: 1915
Jun 1897–May 1899
24-Month
58.16"
(1,477.26mm)
59.92"
(1,521.97mm)
-1.76"
(-44.71mm)
33rd Driest Driest to Date 1931
91st Wettest Wettest since: 1898 1974
Jun 1896–May 1899
36-Month
88.86"
(2,257.04mm)
89.88"
(2,282.95mm)
-1.02"
(-25.91mm)
47th Driest Driest since: 1898 1955
76th Wettest Wettest to Date 2019
Jun 1895–May 1899
48-Month
117.23"
(2,977.64mm)
119.78"
(3,042.41mm)
-2.55"
(-64.77mm)
37th Driest Driest to Date 1956
85th 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 16, 2019 from https://www.ncdc.noaa.gov/cag/