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


Contiguous U.S.

Precipitation Rankings, August 1921

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
August 1921
1-Month
2.60"
(66.04mm)
2.62"
(66.55mm)
-0.02"
(-0.51mm)
63rd Driest Driest since: 1919 1929
64th Wettest Wettest since: 1920 1977
Ties: 1945, 1991, 2007
Jul–Aug 1921
2-Month
5.46"
(138.68mm)
5.40"
(137.16mm)
0.06"
(1.52mm)
58th Driest Driest since: 1918 1930
69th Wettest Wettest since: 1920 1915
Ties: 1951
Jun–Aug 1921
3-Month
8.36"
(212.34mm)
8.32"
(211.33mm)
0.04"
(1.01mm)
59th Driest Driest since: 1918 1930
68th Wettest Wettest since: 1920 1928
May–Aug 1921
4-Month
10.91"
(277.11mm)
11.23"
(285.24mm)
-0.32"
(-8.13mm)
40th Driest Driest since: 1918 1936
87th Wettest Wettest since: 1920 1915
Apr–Aug 1921
5-Month
13.70"
(347.98mm)
13.75"
(349.25mm)
-0.05"
(-1.27mm)
53rd Driest Driest since: 1918 1934
74th Wettest Wettest since: 1920 2019
Ties: 1953
Mar–Aug 1921
6-Month
16.22"
(411.99mm)
16.26"
(413.00mm)
-0.04"
(-1.01mm)
55th Driest Driest since: 1918 1936
72nd Wettest Wettest since: 1920 1905
Ties: 1951
Feb–Aug 1921
7-Month
17.99"
(456.95mm)
18.40"
(467.36mm)
-0.41"
(-10.41mm)
48th Driest Driest since: 1918 1934
79th Wettest Wettest since: 1920 2019
Jan–Aug 1921
8-Month
20.10"
(510.54mm)
20.71"
(526.03mm)
-0.61"
(-15.49mm)
38th Driest Driest since: 1918 1934
89th Wettest Wettest since: 1920 2019
Ties: 1967
Dec 1920–Aug 1921
9-Month
22.85"
(580.39mm)
23.05"
(585.47mm)
-0.20"
(-5.08mm)
54th Driest Driest since: 1918 1931
72nd Wettest Wettest since: 1920 2019
Nov 1920–Aug 1921
10-Month
25.11"
(637.79mm)
25.28"
(642.11mm)
-0.17"
(-4.32mm)
51st Driest Driest since: 1918 1934
75th Wettest Wettest since: 1920 2019
Oct 1920–Aug 1921
11-Month
27.28"
(692.91mm)
27.45"
(697.23mm)
-0.17"
(-4.32mm)
49th Driest Driest since: 1918 1934
77th Wettest Wettest since: 1920 2019
Sep 1920–Aug 1921
12-Month
29.72"
(754.89mm)
29.94"
(760.48mm)
-0.22"
(-5.59mm)
51st Driest Driest since: 1918 1934
75th Wettest Wettest since: 1920 2019
Mar 1920–Aug 1921
18-Month
47.58"
(1,208.53mm)
46.22"
(1,173.99mm)
1.36"
(34.54mm)
82nd Driest Driest since: 1919 1931
44th Wettest Wettest since: 1920 2019
Ties: 1990
Sep 1919–Aug 1921
24-Month
61.80"
(1,569.72mm)
59.92"
(1,521.97mm)
1.88"
(47.75mm)
84th Driest Driest since: 1919 1918
41st Wettest Wettest since: 1920 2020
Sep 1918–Aug 1921
36-Month
93.50"
(2,374.90mm)
89.86"
(2,282.44mm)
3.64"
(92.46mm)
96th Driest Driest since: 1920 1956
28th Wettest Wettest since: 1916 2019
Ties: 1916, 1943
Sep 1917–Aug 1921
48-Month
118.10"
(2,999.74mm)
119.77"
(3,042.16mm)
-1.67"
(-42.42mm)
42nd Driest Driest since: 1920 1956
81st Wettest Wettest since: 1917 2019
Sep 1916–Aug 1921
60-Month
145.06"
(3,684.52mm)
149.64"
(3,800.86mm)
-4.58"
(-116.34mm)
23rd Driest Driest since: 1918 1934
99th Wettest Wettest since: 1920 2019
Ties: 1918

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published February 2021, retrieved on February 25, 2021 from https://www.ncdc.noaa.gov/cag/