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 2002

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 2002
1-Month
2.64"
(67.06mm)
2.91"
(73.91mm)
-0.27"
(-6.85mm)
35th Driest Driest since: 1998 1934
94th Wettest Wettest since: 2001 2019
Ties: 1917
Apr–May 2002
2-Month
4.90"
(124.46mm)
5.43"
(137.92mm)
-0.53"
(-13.46mm)
30th Driest Driest since: 2001 1934
99th Wettest Wettest since: 2000 1957
Mar–May 2002
3-Month
7.49"
(190.25mm)
7.94"
(201.68mm)
-0.45"
(-11.43mm)
41st Driest Driest since: 2001 1925
88th Wettest Wettest since: 1999 1957, 1991
Feb–May 2002
4-Month
8.81"
(223.77mm)
10.07"
(255.78mm)
-1.26"
(-32.01mm)
14th Driest Driest since: 1988 1925
115th Wettest Wettest since: 2001 2019
Jan–May 2002
5-Month
10.82"
(274.83mm)
12.39"
(314.71mm)
-1.57"
(-39.88mm)
10th Driest Driest since: 1988 1934
119th Wettest Wettest since: 2001 2019
Dec 2001–May 2002
6-Month
13.18"
(334.77mm)
14.73"
(374.14mm)
-1.55"
(-39.37mm)
14th Driest Driest since: 1988 1931
114th Wettest Wettest since: 2001 2019
Nov 2001–May 2002
7-Month
15.57"
(395.48mm)
16.96"
(430.78mm)
-1.39"
(-35.30mm)
23rd Driest Driest since: 2000 1934
105th Wettest Wettest since: 2001 1983
Ties: 1939, 1954
Oct 2001–May 2002
8-Month
17.63"
(447.80mm)
19.13"
(485.90mm)
-1.50"
(-38.10mm)
25th Driest Driest since: 2000 1934
103rd Wettest Wettest since: 2001 2019
Sep 2001–May 2002
9-Month
20.08"
(510.03mm)
21.62"
(549.15mm)
-1.54"
(-39.12mm)
26th Driest Driest since: 2000 1934
102nd Wettest Wettest since: 2001 2019
Aug 2001–May 2002
10-Month
22.49"
(571.25mm)
24.25"
(615.95mm)
-1.76"
(-44.70mm)
25th Driest Driest since: 2001 1918
103rd Wettest Wettest since: 1999 2019
Jul 2001–May 2002
11-Month
25.21"
(640.33mm)
27.03"
(686.56mm)
-1.82"
(-46.23mm)
21st Driest Driest since: 2001 1931
107th Wettest Wettest since: 1999 2019
Ties: 1953
Jun 2001–May 2002
12-Month
28.33"
(719.58mm)
29.95"
(760.73mm)
-1.62"
(-41.15mm)
28th Driest Driest since: 2001 1934
100th Wettest Wettest since: 1999 2019
Dec 2000–May 2002
18-Month
41.55"
(1,055.37mm)
44.70"
(1,135.38mm)
-3.15"
(-80.01mm)
19th Driest Driest since: 2001 1931
108th Wettest Wettest since: 2000 2019
Jun 2000–May 2002
24-Month
56.38"
(1,432.05mm)
59.92"
(1,521.97mm)
-3.54"
(-89.92mm)
18th Driest Driest since: 2001 1931
109th Wettest Wettest since: 2000 2020
Jun 1999–May 2002
36-Month
83.51"
(2,121.15mm)
89.88"
(2,282.95mm)
-6.37"
(-161.80mm)
7th Driest Driest since: 1957 1955
119th Wettest Wettest since: 2001 2019
Jun 1998–May 2002
48-Month
115.32"
(2,929.13mm)
119.78"
(3,042.41mm)
-4.46"
(-113.28mm)
24th Driest Driest since: 1967 1956
101st Wettest Wettest since: 2001 2019
Jun 1997–May 2002
60-Month
148.87"
(3,781.30mm)
149.64"
(3,800.86mm)
-0.77"
(-19.56mm)
55th Driest Driest since: 1992 1957
69th Wettest Wettest since: 2001 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, Precipitation, published September 2022, retrieved on September 25, 2022 from https://www.ncdc.noaa.gov/cag/