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


Contiguous U.S.

Precipitation Rankings, May 1998

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 1998
1-Month
2.62"
(66.55mm)
2.91"
(73.91mm)
-0.29"
(-7.36mm)
34th Driest Driest since: 1994 1934
93rd Wettest Wettest since: 1997 2019
Apr–May 1998
2-Month
5.19"
(131.83mm)
5.43"
(137.92mm)
-0.24"
(-6.09mm)
44th Driest Driest since: 1992 1934
83rd Wettest Wettest since: 1997 1957
Ties: 1901, 1986
Mar–May 1998
3-Month
8.42"
(213.87mm)
7.94"
(201.68mm)
0.48"
(12.19mm)
92nd Driest Driest since: 1997 1925
35th Wettest Wettest since: 1995 1957, 1991
Feb–May 1998
4-Month
11.74"
(298.20mm)
10.07"
(255.78mm)
1.67"
(42.42mm)
115th Driest Driest since: 1997 1925
12th Wettest Wettest since: 1991 2019
Ties: 2011
Jan–May 1998
5-Month
15.10"
(383.54mm)
12.39"
(314.71mm)
2.71"
(68.83mm)
124th Driest Driest since: 1997 1934
3rd Wettest Wettest since: 1983 2019
Dec 1997–May 1998
6-Month
17.41"
(442.21mm)
14.73"
(374.14mm)
2.68"
(68.07mm)
120th Driest Driest since: 1997 1931
6th Wettest Wettest since: 1983 2019
Nov 1997–May 1998
7-Month
19.70"
(500.38mm)
16.96"
(430.78mm)
2.74"
(69.60mm)
118th Driest Driest since: 1997 1934
8th Wettest Wettest since: 1997 1983
Ties: 1997
Oct 1997–May 1998
8-Month
22.22"
(564.39mm)
19.13"
(485.90mm)
3.09"
(78.49mm)
119th Driest Driest since: 1997 1934
7th Wettest Wettest since: 1995 2019
Sep 1997–May 1998
9-Month
24.76"
(628.90mm)
21.62"
(549.15mm)
3.14"
(79.75mm)
118th Driest Driest since: 1996 1934
8th Wettest Wettest since: 1997 2019
Aug 1997–May 1998
10-Month
27.44"
(696.98mm)
24.25"
(615.95mm)
3.19"
(81.03mm)
117th Driest Driest since: 1996 1918
9th Wettest Wettest since: 1997 2019
Jul 1997–May 1998
11-Month
30.15"
(765.81mm)
27.03"
(686.56mm)
3.12"
(79.25mm)
114th Driest Driest since: 1996 1931
12th Wettest Wettest since: 1997 2019
Jun 1997–May 1998
12-Month
33.55"
(852.17mm)
29.95"
(760.73mm)
3.60"
(91.44mm)
119th Driest Driest since: 1996 1934
7th Wettest Wettest since: 1997 2019
Dec 1996–May 1998
18-Month
50.25"
(1,276.35mm)
44.70"
(1,135.38mm)
5.55"
(140.97mm)
118th Driest Driest since: 1997 1931
7th Wettest Wettest since: 1984 2019
Jun 1996–May 1998
24-Month
67.83"
(1,722.88mm)
59.92"
(1,521.97mm)
7.91"
(200.91mm)
120th Driest Driest since: 1997 1931
5th Wettest Wettest since: 1983 2020
Jun 1995–May 1998
36-Month
98.65"
(2,505.71mm)
89.88"
(2,282.95mm)
8.77"
(222.76mm)
116th Driest Driest since: 1997 1955
8th Wettest Wettest since: 1984 2019
Jun 1994–May 1998
48-Month
131.97"
(3,352.04mm)
119.78"
(3,042.41mm)
12.19"
(309.63mm)
120th Driest Driest since: 1997 1956
3rd Wettest Wettest to Date 2019
Jun 1993–May 1998
60-Month
162.50"
(4,127.50mm)
149.64"
(3,800.86mm)
12.86"
(326.64mm)
117th Driest Driest since: 1996 1957
5th Wettest Wettest since: 1997 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published July 2020, retrieved on July 11, 2020 from https://www.ncdc.noaa.gov/cag/