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 September 2021. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, April 1975

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
April 1975
1-Month
2.67"
(67.82mm)
2.52"
(64.01mm)
0.15"
(3.81mm)
80th Driest Driest since: 1974 1987
48th Wettest Wettest since: 1973 1957
Ties: 1967
Mar–Apr 1975
2-Month
6.07"
(154.18mm)
5.03"
(127.76mm)
1.04"
(26.42mm)
115th Driest Driest since: 1974 1910
13th Wettest Wettest since: 1973 1973
Feb–Apr 1975
3-Month
8.68"
(220.47mm)
7.16"
(181.86mm)
1.52"
(38.61mm)
119th Driest Driest since: 1974 1910
9th Wettest Wettest since: 1973 1983
Jan–Apr 1975
4-Month
11.29"
(286.77mm)
9.47"
(240.54mm)
1.82"
(46.23mm)
122nd Driest Driest since: 1974 1910
6th Wettest Wettest since: 1973 1998
Ties: 2019
Dec 1974–Apr 1975
5-Month
13.71"
(348.23mm)
11.82"
(300.23mm)
1.89"
(48.00mm)
117th Driest Driest since: 1974 1931
10th Wettest Wettest since: 1973 1983
Nov 1974–Apr 1975
6-Month
15.89"
(403.61mm)
14.05"
(356.87mm)
1.84"
(46.74mm)
112th Driest Driest since: 1972 1977
15th Wettest Wettest since: 1974 1983
Oct 1974–Apr 1975
7-Month
17.90"
(454.66mm)
16.22"
(411.99mm)
1.68"
(42.67mm)
104th Driest Driest since: 1972 1981
23rd Wettest Wettest since: 1974 1983
Sep 1974–Apr 1975
8-Month
20.62"
(523.75mm)
18.71"
(475.23mm)
1.91"
(48.52mm)
106th Driest Driest since: 1972 1918
21st Wettest Wettest since: 1974 2019
Aug 1974–Apr 1975
9-Month
24.05"
(610.87mm)
21.33"
(541.78mm)
2.72"
(69.09mm)
114th Driest Driest since: 1972 1918
13th Wettest Wettest since: 1974 2019
Jul 1974–Apr 1975
10-Month
26.19"
(665.23mm)
24.12"
(612.65mm)
2.07"
(52.58mm)
107th Driest Driest since: 1972 1931
20th Wettest Wettest since: 1974 2019
Jun 1974–Apr 1975
11-Month
28.83"
(732.28mm)
27.04"
(686.82mm)
1.79"
(45.46mm)
101st Driest Driest since: 1972 1931
26th Wettest Wettest since: 1974 2019
May 1974–Apr 1975
12-Month
31.90"
(810.26mm)
29.95"
(760.73mm)
1.95"
(49.53mm)
100th Driest Driest since: 1972 1918
27th Wettest Wettest since: 1974 2019
Nov 1973–Apr 1975
18-Month
48.17"
(1,223.52mm)
44.02"
(1,118.11mm)
4.15"
(105.41mm)
112th Driest Driest since: 1972 1931
14th Wettest Wettest since: 1974 2020
May 1973–Apr 1975
24-Month
65.10"
(1,653.54mm)
59.92"
(1,521.97mm)
5.18"
(131.57mm)
114th Driest Driest since: 1972 1955
12th Wettest Wettest since: 1974 2020
May 1972–Apr 1975
36-Month
100.05"
(2,541.27mm)
89.88"
(2,282.95mm)
10.17"
(258.32mm)
121st Driest Driest since: 1974 1955
4th Wettest Wettest to Date 2020
Ties: 1999
May 1971–Apr 1975
48-Month
130.56"
(3,316.22mm)
119.77"
(3,042.16mm)
10.79"
(274.06mm)
119th Driest Driest since: 1974 1956
5th Wettest Wettest to Date 2019
May 1970–Apr 1975
60-Month
159.42"
(4,049.27mm)
149.63"
(3,800.60mm)
9.79"
(248.67mm)
112th Driest Driest since: 1974 1957
11th Wettest Wettest to Date 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2021, retrieved on October 26, 2021 from https://www.ncdc.noaa.gov/cag/