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 2020. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, April 2020

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
April 2020
1-Month
2.52"
(64.01mm)
2.52"
(64.01mm)
0.00"
(0.00mm)
62nd Driest Driest since: 2018 1987
65th Wettest Wettest since: 2019 1957
Ties: 1965, 1982
Mar–Apr 2020
2-Month
5.38"
(136.65mm)
5.03"
(127.76mm)
0.35"
(8.89mm)
91st Driest Driest since: 2018 1910
36th Wettest Wettest since: 2019 1973
Feb–Apr 2020
3-Month
7.82"
(198.63mm)
7.16"
(181.86mm)
0.66"
(16.77mm)
98th Driest Driest since: 2015 1910
29th Wettest Wettest since: 2019 1983
Ties: 1997
Jan–Apr 2020
4-Month
10.57"
(268.48mm)
9.47"
(240.54mm)
1.10"
(27.94mm)
108th Driest Driest since: 2018 1910
19th Wettest Wettest since: 2019 1998
Dec 2019–Apr 2020
5-Month
13.14"
(333.76mm)
11.82"
(300.23mm)
1.32"
(33.53mm)
109th Driest Driest since: 2018 1931
17th Wettest Wettest since: 2019 1983
Nov 2019–Apr 2020
6-Month
15.08"
(383.03mm)
14.05"
(356.87mm)
1.03"
(26.16mm)
98th Driest Driest since: 2018 1977
28th Wettest Wettest since: 2019 1983
Oct 2019–Apr 2020
7-Month
18.27"
(464.06mm)
16.22"
(411.99mm)
2.05"
(52.07mm)
112th Driest Driest since: 2018 1981
14th Wettest Wettest since: 2019 1983
Sep 2019–Apr 2020
8-Month
20.72"
(526.29mm)
18.71"
(475.23mm)
2.01"
(51.06mm)
108th Driest Driest since: 2018 1918
18th Wettest Wettest since: 2019 2019
Ties: 1897
Aug 2019–Apr 2020
9-Month
23.50"
(596.90mm)
21.33"
(541.78mm)
2.17"
(55.12mm)
108th Driest Driest since: 2018 1918
18th Wettest Wettest since: 2019 2019
Jul 2019–Apr 2020
10-Month
26.26"
(667.00mm)
24.12"
(612.65mm)
2.14"
(54.35mm)
107th Driest Driest since: 2018 1931
19th Wettest Wettest since: 2019 2019
Jun 2019–Apr 2020
11-Month
29.63"
(752.60mm)
27.04"
(686.82mm)
2.59"
(65.78mm)
112th Driest Driest since: 2018 1931
14th Wettest Wettest since: 2019 2019
May 2019–Apr 2020
12-Month
34.10"
(866.14mm)
29.95"
(760.73mm)
4.15"
(105.41mm)
120th Driest Driest since: 2018 1918
6th Wettest Wettest since: 2019 2019
Nov 2018–Apr 2020
18-Month
51.35"
(1,304.29mm)
44.02"
(1,118.11mm)
7.33"
(186.18mm)
124th Driest Driest since: 2019 1931
1st Wettest Wettest to Date 2020
May 2018–Apr 2020
24-Month
70.36"
(1,787.14mm)
59.92"
(1,521.97mm)
10.44"
(265.17mm)
124th Driest Driest since: 2019 1955
1st Wettest Wettest to Date 2020
May 2017–Apr 2020
36-Month
100.77"
(2,559.56mm)
89.88"
(2,282.95mm)
10.89"
(276.61mm)
123rd Driest Driest since: 2019 1955
1st Wettest Wettest to Date 2020
May 2016–Apr 2020
48-Month
133.88"
(3,400.55mm)
119.77"
(3,042.16mm)
14.11"
(358.39mm)
121st Driest Driest since: 2018 1956
2nd Wettest Wettest since: 2019 2019
May 2015–Apr 2020
60-Month
169.83"
(4,313.68mm)
149.63"
(3,800.60mm)
20.20"
(513.08mm)
121st Driest Driest since: 2019 1957
1st Wettest Wettest to Date 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2020, retrieved on September 20, 2020 from https://www.ncdc.noaa.gov/cag/