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 2022. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, April 2021

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
April 2021
1-Month
2.06"
(52.32mm)
2.52"
(64.01mm)
-0.46"
(-11.69mm)
15th Driest Driest since: 1992 1987
114th Wettest Wettest since: 2020 1957
Ties: 1910, 1992
Mar–Apr 2021
2-Month
4.58"
(116.33mm)
5.03"
(127.76mm)
-0.45"
(-11.43mm)
37th Driest Driest since: 2004 1910
92nd Wettest Wettest since: 2020 1973
Ties: 1914
Feb–Apr 2021
3-Month
6.61"
(167.89mm)
7.16"
(181.86mm)
-0.55"
(-13.97mm)
34th Driest Driest since: 2007 1910
95th Wettest Wettest since: 2020 1983
Jan–Apr 2021
4-Month
8.70"
(220.98mm)
9.48"
(240.79mm)
-0.78"
(-19.81mm)
28th Driest Driest since: 2015 1910
101st Wettest Wettest since: 2020 1998
Dec 2020–Apr 2021
5-Month
10.75"
(273.05mm)
11.82"
(300.23mm)
-1.07"
(-27.18mm)
26th Driest Driest since: 2002 1931
102nd Wettest Wettest since: 2020 1983
Ties: 2000
Nov 2020–Apr 2021
6-Month
12.69"
(322.33mm)
14.05"
(356.87mm)
-1.36"
(-34.54mm)
14th Driest Driest since: 2000 1977
114th Wettest Wettest since: 2020 1983
Oct 2020–Apr 2021
7-Month
14.87"
(377.70mm)
16.22"
(411.99mm)
-1.35"
(-34.29mm)
21st Driest Driest since: 2000 1981
107th Wettest Wettest since: 2020 1983
Sep 2020–Apr 2021
8-Month
17.31"
(439.67mm)
18.71"
(475.23mm)
-1.40"
(-35.56mm)
26th Driest Driest since: 2000 1918
102nd Wettest Wettest since: 2020 2019
Aug 2020–Apr 2021
9-Month
19.73"
(501.14mm)
21.33"
(541.78mm)
-1.60"
(-40.64mm)
25th Driest Driest since: 2001 1918
103rd Wettest Wettest since: 2020 2019
Jul 2020–Apr 2021
10-Month
22.67"
(575.82mm)
24.12"
(612.65mm)
-1.45"
(-36.83mm)
30th Driest Driest since: 2002 1931
98th Wettest Wettest since: 2020 2019
Jun 2020–Apr 2021
11-Month
25.40"
(645.16mm)
27.04"
(686.82mm)
-1.64"
(-41.66mm)
27th Driest Driest since: 2013 1931
101st Wettest Wettest since: 2020 2019
May 2020–Apr 2021
12-Month
28.49"
(723.65mm)
29.95"
(760.73mm)
-1.46"
(-37.08mm)
32nd Driest Driest since: 2013 1918
96th Wettest Wettest since: 2020 2019
Nov 2019–Apr 2021
18-Month
43.59"
(1,107.19mm)
44.02"
(1,118.11mm)
-0.43"
(-10.92mm)
51st Driest Driest since: 2013 1931
76th Wettest Wettest since: 2020 2020
May 2019–Apr 2021
24-Month
62.61"
(1,590.29mm)
59.92"
(1,521.97mm)
2.69"
(68.32mm)
98th Driest Driest since: 2015 1955
29th Wettest Wettest since: 2020 2020
May 2018–Apr 2021
36-Month
98.87"
(2,511.30mm)
89.88"
(2,282.95mm)
8.99"
(228.35mm)
117th Driest Driest since: 2016 1955
9th Wettest Wettest since: 2020 2020
May 2017–Apr 2021
48-Month
129.28"
(3,283.71mm)
119.77"
(3,042.16mm)
9.51"
(241.55mm)
115th Driest Driest since: 2016 1956
10th Wettest Wettest since: 2020 2019
May 2016–Apr 2021
60-Month
162.39"
(4,124.71mm)
149.63"
(3,800.60mm)
12.76"
(324.11mm)
118th Driest Driest since: 2018 1957
6th Wettest Wettest since: 2020 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published July 2022, retrieved on August 7, 2022 from https://www.ncei.noaa.gov/cag/