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 1900

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 1900
1-Month
2.45"
(62.23mm)
2.91"
(73.91mm)
-0.46"
(-11.68mm)
22nd Driest Driest since: 1897 1934
105th Wettest Wettest since: 1899 2019
Apr–May 1900
2-Month
5.86"
(148.84mm)
5.43"
(137.92mm)
0.43"
(10.92mm)
89th Driest Driest since: 1899 1934
38th Wettest Wettest to Date 1957
Ties: 1993
Mar–May 1900
3-Month
8.14"
(206.76mm)
7.94"
(201.68mm)
0.20"
(5.08mm)
77th Driest Driest since: 1899 1925
50th Wettest Wettest since: 1897 1957, 1991
Feb–May 1900
4-Month
10.66"
(270.76mm)
10.07"
(255.78mm)
0.59"
(14.98mm)
89th Driest Driest since: 1899 1925
38th Wettest Wettest since: 1897 2019
Jan–May 1900
5-Month
12.40"
(314.96mm)
12.39"
(314.71mm)
0.01"
(0.25mm)
67th Driest Driest since: 1899 1934
60th Wettest Wettest since: 1897 2019
Dec 1899–May 1900
6-Month
14.76"
(374.90mm)
14.73"
(374.14mm)
0.03"
(0.76mm)
62nd Driest Driest since: 1899 1931
64th Wettest Wettest since: 1897 2019
Nov 1899–May 1900
7-Month
16.75"
(425.45mm)
16.96"
(430.78mm)
-0.21"
(-5.33mm)
57th Driest Driest since: 1899 1934
69th Wettest Wettest since: 1897 1983
Ties: 1921
Oct 1899–May 1900
8-Month
19.16"
(486.66mm)
19.13"
(485.90mm)
0.03"
(0.76mm)
62nd Driest Driest since: 1899 1934
64th Wettest Wettest since: 1897 2019
Sep 1899–May 1900
9-Month
20.70"
(525.78mm)
21.62"
(549.15mm)
-0.92"
(-23.37mm)
35th Driest Driest since: 1898 1934
91st Wettest Wettest since: 1899 2019
Aug 1899–May 1900
10-Month
22.96"
(583.18mm)
24.25"
(615.95mm)
-1.29"
(-32.77mm)
32nd Driest Driest since: 1898 1918
94th Wettest Wettest since: 1899 2019
Ties: 1944
Jul 1899–May 1900
11-Month
25.91"
(658.11mm)
27.03"
(686.56mm)
-1.12"
(-28.45mm)
35th Driest Driest since: 1898 1931
91st Wettest Wettest since: 1899 2019
Jun 1899–May 1900
12-Month
28.88"
(733.55mm)
29.95"
(760.73mm)
-1.07"
(-27.18mm)
37th Driest Driest since: 1898 1934
89th Wettest Wettest since: 1899 2019
Dec 1898–May 1900
18-Month
42.83"
(1,087.88mm)
44.70"
(1,135.38mm)
-1.87"
(-47.50mm)
27th Driest Driest to Date 1931
98th Wettest Wettest since: 1899 2019
Jun 1898–May 1900
24-Month
58.93"
(1,496.82mm)
59.92"
(1,521.97mm)
-0.99"
(-25.15mm)
44th Driest Driest since: 1899 1931
81st Wettest Wettest since: 1897 2020
Jun 1897–May 1900
36-Month
87.04"
(2,210.82mm)
89.88"
(2,282.95mm)
-2.84"
(-72.13mm)
34th Driest Driest to Date 1955
90th Wettest Wettest since: 1899 2019
Ties: 1963
Jun 1896–May 1900
48-Month
117.74"
(2,990.60mm)
119.78"
(3,042.41mm)
-2.04"
(-51.81mm)
42nd Driest Driest since: 1899 1956
81st Wettest Wettest to Date 2019
Jun 1895–May 1900
60-Month
146.11"
(3,711.19mm)
149.64"
(3,800.86mm)
-3.53"
(-89.67mm)
32nd Driest Driest to Date 1957
90th Wettest Wettest to Date 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2020, retrieved on August 7, 2020 from https://www.ncdc.noaa.gov/cag/