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 1997

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 1997
1-Month
2.78"
(70.61mm)
2.91"
(73.91mm)
-0.13"
(-3.30mm)
50th Driest Driest since: 1994 1934
77th Wettest Wettest since: 1996 2019
Ties: 2001
Apr–May 1997
2-Month
5.77"
(146.56mm)
5.43"
(137.92mm)
0.34"
(8.64mm)
84th Driest Driest since: 1994 1934
43rd Wettest Wettest since: 1996 1957
Ties: 1907
Mar–May 1997
3-Month
8.21"
(208.53mm)
7.94"
(201.68mm)
0.27"
(6.85mm)
80th Driest Driest since: 1996 1925
47th Wettest Wettest since: 1995 1957, 1991
Feb–May 1997
4-Month
10.60"
(269.24mm)
10.07"
(255.78mm)
0.53"
(13.46mm)
88th Driest Driest since: 1996 1925
39th Wettest Wettest since: 1995 2019
Ties: 1958
Jan–May 1997
5-Month
13.41"
(340.61mm)
12.39"
(314.71mm)
1.02"
(25.90mm)
102nd Driest Driest since: 1996 1934
25th Wettest Wettest since: 1995 2019
Dec 1996–May 1997
6-Month
16.70"
(424.18mm)
14.73"
(374.14mm)
1.97"
(50.04mm)
114th Driest Driest since: 1996 1931
12th Wettest Wettest since: 1995 2019
Nov 1996–May 1997
7-Month
19.70"
(500.38mm)
16.96"
(430.78mm)
2.74"
(69.60mm)
118th Driest Driest since: 1996 1934
8th Wettest Wettest since: 1995 1983
Ties: 1998
Oct 1996–May 1997
8-Month
22.19"
(563.63mm)
19.13"
(485.90mm)
3.06"
(77.73mm)
118th Driest Driest since: 1996 1934
8th Wettest Wettest since: 1995 2019
Sep 1996–May 1997
9-Month
25.63"
(651.00mm)
21.62"
(549.15mm)
4.01"
(101.85mm)
122nd Driest Driest since: 1996 1934
4th Wettest Wettest since: 1983 2019
Aug 1996–May 1997
10-Month
28.29"
(718.57mm)
24.25"
(615.95mm)
4.04"
(102.62mm)
122nd Driest Driest since: 1996 1918
4th Wettest Wettest since: 1983 2019
Jul 1996–May 1997
11-Month
31.41"
(797.81mm)
27.03"
(686.56mm)
4.38"
(111.25mm)
122nd Driest Driest since: 1996 1931
4th Wettest Wettest since: 1983 2019
Jun 1996–May 1997
12-Month
34.28"
(870.71mm)
29.95"
(760.73mm)
4.33"
(109.98mm)
121st Driest Driest since: 1996 1934
5th Wettest Wettest since: 1983 2019
Dec 1995–May 1997
18-Month
49.36"
(1,253.74mm)
44.70"
(1,135.38mm)
4.66"
(118.36mm)
115th Driest Driest since: 1996 1931
10th Wettest Wettest since: 1984 2019
Jun 1995–May 1997
24-Month
65.10"
(1,653.54mm)
59.92"
(1,521.97mm)
5.18"
(131.57mm)
113th Driest Driest since: 1996 1931
12th Wettest Wettest since: 1984 2020
Jun 1994–May 1997
36-Month
98.42"
(2,499.87mm)
89.88"
(2,282.95mm)
8.54"
(216.92mm)
115th Driest Driest since: 1996 1955
9th Wettest Wettest since: 1984 2019
Jun 1993–May 1997
48-Month
128.95"
(3,275.33mm)
119.78"
(3,042.41mm)
9.17"
(232.92mm)
113th Driest Driest since: 1996 1956
10th Wettest Wettest since: 1985 2019
Jun 1992–May 1997
60-Month
163.04"
(4,141.22mm)
149.64"
(3,800.86mm)
13.40"
(340.36mm)
118th Driest Driest since: 1996 1957
4th 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 11, 2020 from https://www.ncdc.noaa.gov/cag/