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 December 2020. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, May 1949

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 1949
1-Month
2.98"
(75.69mm)
2.91"
(73.91mm)
0.07"
(1.78mm)
70th Driest Driest since: 1948 1934
57th Wettest Wettest since: 1947 2019
Apr–May 1949
2-Month
5.07"
(128.78mm)
5.43"
(137.92mm)
-0.36"
(-9.14mm)
40th Driest Driest since: 1939 1934
87th Wettest Wettest since: 1948 1957
Mar–May 1949
3-Month
7.54"
(191.52mm)
7.94"
(201.68mm)
-0.40"
(-10.16mm)
44th Driest Driest since: 1940 1925
83rd Wettest Wettest since: 1948 1957, 1991
Feb–May 1949
4-Month
9.94"
(252.48mm)
10.07"
(255.78mm)
-0.13"
(-3.30mm)
61st Driest Driest since: 1947 1925
66th Wettest Wettest since: 1948 2019
Jan–May 1949
5-Month
13.10"
(332.74mm)
12.39"
(314.71mm)
0.71"
(18.03mm)
93rd Driest Driest since: 1948 1934
34th Wettest Wettest since: 1945 2019
Dec 1948–May 1949
6-Month
15.69"
(398.53mm)
14.73"
(374.14mm)
0.96"
(24.39mm)
92nd Driest Driest since: 1948 1931
34th Wettest Wettest since: 1938 2019
Nov 1948–May 1949
7-Month
19.08"
(484.63mm)
16.96"
(430.78mm)
2.12"
(53.85mm)
110th Driest Driest since: 1948 1934
16th Wettest Wettest since: 1903 1983
Oct 1948–May 1949
8-Month
20.62"
(523.75mm)
19.13"
(485.90mm)
1.49"
(37.85mm)
98th Driest Driest since: 1948 1934
28th Wettest Wettest since: 1938 2019
Sep 1948–May 1949
9-Month
22.43"
(569.72mm)
21.62"
(549.15mm)
0.81"
(20.57mm)
85th Driest Driest since: 1948 1934
41st Wettest Wettest since: 1946 2019
Aug 1948–May 1949
10-Month
24.67"
(626.62mm)
24.25"
(615.95mm)
0.42"
(10.67mm)
68th Driest Driest since: 1948 1918
58th Wettest Wettest since: 1947 2019
Jul 1948–May 1949
11-Month
27.73"
(704.34mm)
27.03"
(686.56mm)
0.70"
(17.78mm)
79th Driest Driest since: 1948 1931
47th Wettest Wettest since: 1946 2019
Ties: 1990
Jun 1948–May 1949
12-Month
30.96"
(786.38mm)
29.95"
(760.73mm)
1.01"
(25.65mm)
83rd Driest Driest since: 1948 1934
43rd Wettest Wettest since: 1946 2019
Dec 1947–May 1949
18-Month
45.78"
(1,162.81mm)
44.70"
(1,135.38mm)
1.08"
(27.43mm)
81st Driest Driest since: 1948 1931
44th Wettest Wettest since: 1946 2019
Ties: 2004
Jun 1947–May 1949
24-Month
61.21"
(1,554.73mm)
59.92"
(1,521.97mm)
1.29"
(32.76mm)
77th Driest Driest since: 1948 1931
48th Wettest Wettest since: 1947 2020
Ties: 1970
Jun 1946–May 1949
36-Month
91.55"
(2,325.37mm)
89.88"
(2,282.95mm)
1.67"
(42.42mm)
79th Driest Driest since: 1946 1955
45th Wettest Wettest since: 1948 2019
Jun 1945–May 1949
48-Month
123.67"
(3,141.22mm)
119.78"
(3,042.41mm)
3.89"
(98.81mm)
95th Driest Driest since: 1948 1956
28th Wettest Wettest since: 1909 2019
Jun 1944–May 1949
60-Month
154.01"
(3,911.85mm)
149.64"
(3,800.86mm)
4.37"
(110.99mm)
92nd Driest Driest since: 1948 1957
30th Wettest Wettest since: 1946 2020
Ties: 1908

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published January 2021, retrieved on January 24, 2021 from https://www.ncdc.noaa.gov/cag/