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 2019. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, May 1987

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1987
1-Month
3.24"
(82.30mm)
2.91"
(73.91mm)
0.33"
(8.39mm)
94th Driest Driest since: 1986 1934
32nd Wettest Wettest since: 1983 2019
Ties: 1938
Apr–May 1987
2-Month
4.70"
(119.38mm)
5.43"
(137.92mm)
-0.73"
(-18.54mm)
18th Driest Driest since: 1985 1934
108th Wettest Wettest since: 1986 1957
Mar–May 1987
3-Month
7.37"
(187.20mm)
7.94"
(201.68mm)
-0.57"
(-14.48mm)
33rd Driest Driest since: 1986 1925
93rd Wettest Wettest since: 1984 1957, 1991
Feb–May 1987
4-Month
9.70"
(246.38mm)
10.07"
(255.78mm)
-0.37"
(-9.40mm)
52nd Driest Driest since: 1985 1925
74th Wettest Wettest since: 1986 2019
Ties: 1970
Jan–May 1987
5-Month
11.87"
(301.50mm)
12.39"
(314.71mm)
-0.52"
(-13.21mm)
46th Driest Driest since: 1986 1934
80th Wettest Wettest since: 1984 2019
Dec 1986–May 1987
6-Month
13.87"
(352.30mm)
14.73"
(374.14mm)
-0.86"
(-21.84mm)
37th Driest Driest since: 1986 1931
88th Wettest Wettest since: 1984 2019
Ties: 1947
Nov 1986–May 1987
7-Month
16.81"
(426.97mm)
16.96"
(430.78mm)
-0.15"
(-3.81mm)
60th Driest Driest since: 1986 1934
65th Wettest Wettest since: 1984 1983
Oct 1986–May 1987
8-Month
19.62"
(498.35mm)
19.13"
(485.90mm)
0.49"
(12.45mm)
75th Driest Driest since: 1986 1934
50th Wettest Wettest since: 1986 2019
Ties: 1946, 1986
Sep 1986–May 1987
9-Month
23.21"
(589.53mm)
21.62"
(549.15mm)
1.59"
(40.38mm)
102nd Driest Driest since: 1986 1934
23rd Wettest Wettest since: 1984 2019
Ties: 1919, 1999
Aug 1986–May 1987
10-Month
26.03"
(661.16mm)
24.25"
(615.95mm)
1.78"
(45.21mm)
101st Driest Driest since: 1986 1918
24th Wettest Wettest since: 1984 2019
Jul 1986–May 1987
11-Month
28.78"
(731.01mm)
27.03"
(686.56mm)
1.75"
(44.45mm)
100th Driest Driest since: 1986 1931
25th Wettest Wettest since: 1984 2019
Jun 1986–May 1987
12-Month
31.81"
(807.97mm)
29.95"
(760.73mm)
1.86"
(47.24mm)
96th Driest Driest since: 1986 1934
29th Wettest Wettest since: 1984 2019
Ties: 1999
Dec 1985–May 1987
18-Month
44.71"
(1,135.63mm)
44.70"
(1,135.38mm)
0.01"
(0.25mm)
60th Driest Driest since: 1986 1931
64th Wettest Wettest since: 1985 2019
Jun 1985–May 1987
24-Month
62.70"
(1,592.58mm)
59.92"
(1,521.97mm)
2.78"
(70.61mm)
97th Driest Driest since: 1986 1931
27th Wettest Wettest since: 1984 1974
Jun 1984–May 1987
36-Month
92.31"
(2,344.67mm)
89.88"
(2,282.95mm)
2.43"
(61.72mm)
85th Driest Driest since: 1982 1955
38th Wettest Wettest since: 1986 2019
Jun 1983–May 1987
48-Month
124.25"
(3,155.95mm)
119.78"
(3,042.41mm)
4.47"
(113.54mm)
98th Driest Driest since: 1982 1956
24th Wettest Wettest since: 1986 2019
Jun 1982–May 1987
60-Month
159.72"
(4,056.89mm)
149.64"
(3,800.86mm)
10.08"
(256.03mm)
112th Driest Driest since: 1985 1957
9th Wettest Wettest since: 1986 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2019, retrieved on August 20, 2019 from https://www.ncdc.noaa.gov/cag/