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 January 2021. 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
Anomaly Rank
(1895-2020)
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
81st Wettest Wettest since: 1898 2019
Apr–May 1899
2-Month
4.52"
(114.81mm)
5.43"
(137.92mm)
-0.91"
(-23.11mm)
9th Driest Driest to Date 1934
118th 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
96th 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
81st 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
69th 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
86th 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
85th 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
78th 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
81st 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
68th 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
67th Wettest Wettest since: 1897 2019
Ties: 1965
Jun 1898–May 1899
12-Month
30.05"
(763.27mm)
29.95"
(760.73mm)
0.10"
(2.54mm)
59th Driest Driest since: 1898 1934
67th Wettest Wettest since: 1897 2019
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
71st 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
92nd Wettest Wettest since: 1898 2020
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
77th 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
86th Wettest Wettest to Date 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published February 2021, retrieved on March 5, 2021 from https://www.ncdc.noaa.gov/cag/