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 2019. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, May 1979

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1979
1-Month
3.23"
(82.04mm)
2.91"
(73.91mm)
0.32"
(8.13mm)
92nd Driest Driest since: 1977 1934
34th Wettest Wettest since: 1978 2019
Ties: 1898
Apr–May 1979
2-Month
6.30"
(160.02mm)
5.43"
(137.92mm)
0.87"
(22.10mm)
111th Driest Driest since: 1978 1934
15th Wettest Wettest since: 1973 1957
Ties: 1944
Mar–May 1979
3-Month
9.10"
(231.14mm)
7.94"
(201.68mm)
1.16"
(29.46mm)
108th Driest Driest since: 1978 1925
18th Wettest Wettest since: 1975 1957, 1991
Feb–May 1979
4-Month
11.70"
(297.18mm)
10.07"
(255.78mm)
1.63"
(41.40mm)
111th Driest Driest since: 1978 1925
15th Wettest Wettest since: 1975 2019
Ties: 2017
Jan–May 1979
5-Month
15.01"
(381.25mm)
12.39"
(314.71mm)
2.62"
(66.54mm)
122nd Driest Driest since: 1978 1934
4th Wettest Wettest to Date 2019
Dec 1978–May 1979
6-Month
17.54"
(445.52mm)
14.73"
(374.14mm)
2.81"
(71.38mm)
120th Driest Driest since: 1978 1931
5th Wettest Wettest since: 1973 2019
Nov 1978–May 1979
7-Month
20.14"
(511.56mm)
16.96"
(430.78mm)
3.18"
(80.78mm)
119th Driest Driest since: 1978 1934
6th Wettest Wettest since: 1973 1983
Oct 1978–May 1979
8-Month
21.25"
(539.75mm)
19.13"
(485.90mm)
2.12"
(53.85mm)
111th Driest Driest since: 1978 1934
14th Wettest Wettest since: 1974 2019
Sep 1978–May 1979
9-Month
23.69"
(601.73mm)
21.62"
(549.15mm)
2.07"
(52.58mm)
104th Driest Driest since: 1977 1934
21st Wettest Wettest since: 1978 2019
Aug 1978–May 1979
10-Month
26.46"
(672.08mm)
24.25"
(615.95mm)
2.21"
(56.13mm)
105th Driest Driest since: 1977 1918
20th Wettest Wettest since: 1978 2019
Jul 1978–May 1979
11-Month
29.21"
(741.93mm)
27.03"
(686.56mm)
2.18"
(55.37mm)
104th Driest Driest since: 1977 1931
21st Wettest Wettest since: 1978 2019
Jun 1978–May 1979
12-Month
31.76"
(806.70mm)
29.95"
(760.73mm)
1.81"
(45.97mm)
92nd Driest Driest since: 1977 1934
33rd Wettest Wettest since: 1978 2019
Dec 1977–May 1979
18-Month
47.87"
(1,215.90mm)
44.70"
(1,135.38mm)
3.17"
(80.52mm)
105th Driest Driest since: 1978 1931
19th Wettest Wettest since: 1975 2019
Jun 1977–May 1979
24-Month
64.74"
(1,644.40mm)
59.92"
(1,521.97mm)
4.82"
(122.43mm)
111th Driest Driest since: 1978 1931
13th Wettest Wettest since: 1975 1974
Jun 1976–May 1979
36-Month
90.46"
(2,297.68mm)
89.88"
(2,282.95mm)
0.58"
(14.73mm)
70th Driest Driest since: 1978 1955
53rd Wettest Wettest since: 1976 2019
Jun 1975–May 1979
48-Month
120.36"
(3,057.14mm)
119.78"
(3,042.41mm)
0.58"
(14.73mm)
60th Driest Driest since: 1970 1956
62nd Wettest Wettest since: 1978 2019
Jun 1974–May 1979
60-Month
152.47"
(3,872.74mm)
149.64"
(3,800.86mm)
2.83"
(71.88mm)
78th Driest Driest since: 1972 1957
43rd Wettest Wettest since: 1978 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 15, 2019 from https://www.ncdc.noaa.gov/cag/