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 August 2022. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, May 2001

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
May 2001
1-Month
2.78"
(70.61mm)
2.91"
(73.91mm)
-0.13"
(-3.30mm)
50th Driest Driest since: 2000 1934
79th Wettest Wettest since: 1999 2019
Ties: 1997
Apr–May 2001
2-Month
4.88"
(123.95mm)
5.43"
(137.92mm)
-0.55"
(-13.97mm)
29th Driest Driest since: 1992 1934
100th Wettest Wettest since: 2000 1957
Mar–May 2001
3-Month
7.45"
(189.23mm)
7.94"
(201.68mm)
-0.49"
(-12.45mm)
37th Driest Driest since: 2000 1925
92nd Wettest Wettest since: 1999 1957, 1991
Ties: 1950
Feb–May 2001
4-Month
9.66"
(245.36mm)
10.07"
(255.78mm)
-0.41"
(-10.42mm)
50th Driest Driest since: 2000 1925
79th Wettest Wettest since: 1999 2019
Jan–May 2001
5-Month
11.51"
(292.35mm)
12.39"
(314.71mm)
-0.88"
(-22.36mm)
29th Driest Driest since: 1992 1934
100th Wettest Wettest since: 2000 2019
Dec 2000–May 2001
6-Month
13.22"
(335.79mm)
14.73"
(374.14mm)
-1.51"
(-38.35mm)
16th Driest Driest since: 1988 1931
112th Wettest Wettest since: 2000 2019
Nov 2000–May 2001
7-Month
15.95"
(405.13mm)
16.96"
(430.78mm)
-1.01"
(-25.65mm)
39th Driest Driest since: 2000 1934
89th Wettest Wettest since: 1999 1983
Oct 2000–May 2001
8-Month
18.21"
(462.53mm)
19.13"
(485.90mm)
-0.92"
(-23.37mm)
35th Driest Driest since: 2000 1934
93rd Wettest Wettest since: 1999 2019
Sep 2000–May 2001
9-Month
20.39"
(517.91mm)
21.62"
(549.15mm)
-1.23"
(-31.24mm)
31st Driest Driest since: 2000 1934
97th Wettest Wettest since: 1999 2019
Aug 2000–May 2001
10-Month
22.30"
(566.42mm)
24.25"
(615.95mm)
-1.95"
(-49.53mm)
20th Driest Driest since: 2000 1918
108th Wettest Wettest since: 1999 2019
Ties: 1898, 1959
Jul 2000–May 2001
11-Month
24.60"
(624.84mm)
27.03"
(686.56mm)
-2.43"
(-61.72mm)
14th Driest Driest since: 2000 1931
114th Wettest Wettest since: 1999 2019
Jun 2000–May 2001
12-Month
28.05"
(712.47mm)
29.95"
(760.73mm)
-1.90"
(-48.26mm)
24th Driest Driest since: 2000 1934
104th Wettest Wettest since: 1999 2019
Dec 1999–May 2001
18-Month
41.46"
(1,053.08mm)
44.70"
(1,135.38mm)
-3.24"
(-82.30mm)
18th Driest Driest since: 1989 1931
109th Wettest Wettest since: 2000 2019
Jun 1999–May 2001
24-Month
55.18"
(1,401.57mm)
59.92"
(1,521.97mm)
-4.74"
(-120.40mm)
15th Driest Driest since: 1989 1931
112th Wettest Wettest since: 2000 2020
Jun 1998–May 2001
36-Month
86.99"
(2,209.55mm)
89.88"
(2,282.95mm)
-2.89"
(-73.40mm)
33rd Driest Driest since: 1990 1955
93rd Wettest Wettest since: 2000 2019
Jun 1997–May 2001
48-Month
120.54"
(3,061.72mm)
119.78"
(3,042.41mm)
0.76"
(19.31mm)
62nd Driest Driest since: 1991 1956
63rd Wettest Wettest since: 2000 2019
Jun 1996–May 2001
60-Month
154.82"
(3,932.43mm)
149.64"
(3,800.86mm)
5.18"
(131.57mm)
96th Driest Driest since: 1992 1957
28th Wettest Wettest since: 2000 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, Precipitation, published September 2022, retrieved on October 4, 2022 from https://www.ncdc.noaa.gov/cag/