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, August 2012

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Wettest/Driest
Since
Record
August 2012
1-Month
2.47"
(62.74mm)
2.62"
(66.55mm)
-0.15"
(-3.81mm)
42nd Driest Driest since: 2011 1929
86th Wettest Wettest since: 2010 1977
Ties: 1918
Jul–Aug 2012
2-Month
4.98"
(126.49mm)
5.40"
(137.16mm)
-0.42"
(-10.67mm)
24th Driest Driest since: 2011 1930
104th Wettest Wettest since: 2010 1915
Jun–Aug 2012
3-Month
7.22"
(183.39mm)
8.32"
(211.33mm)
-1.10"
(-27.94mm)
12th Driest Driest since: 1988 1930
116th Wettest Wettest since: 2011 1928
May–Aug 2012
4-Month
9.72"
(246.89mm)
11.23"
(285.24mm)
-1.51"
(-38.35mm)
7th Driest Driest since: 1988 1936
121st Wettest Wettest since: 2011 1915
Ties: 1954
Apr–Aug 2012
5-Month
11.95"
(303.53mm)
13.75"
(349.25mm)
-1.80"
(-45.72mm)
9th Driest Driest since: 1988 1934
119th Wettest Wettest since: 2011 2019
Mar–Aug 2012
6-Month
14.82"
(376.43mm)
16.26"
(413.00mm)
-1.44"
(-36.57mm)
15th Driest Driest since: 1988 1936
113th Wettest Wettest since: 2011 1905
Ties: 1939
Feb–Aug 2012
7-Month
16.67"
(423.42mm)
18.40"
(467.36mm)
-1.73"
(-43.94mm)
15th Driest Driest since: 2006 1934
113th Wettest Wettest since: 2011 2019
Jan–Aug 2012
8-Month
18.76"
(476.50mm)
20.71"
(526.03mm)
-1.95"
(-49.53mm)
14th Driest Driest since: 2002 1934
114th Wettest Wettest since: 2011 2019
Dec 2011–Aug 2012
9-Month
21.02"
(533.91mm)
23.05"
(585.47mm)
-2.03"
(-51.56mm)
17th Driest Driest since: 2002 1931
110th Wettest Wettest since: 2011 2019
Nov 2011–Aug 2012
10-Month
23.49"
(596.65mm)
25.28"
(642.11mm)
-1.79"
(-45.46mm)
22nd Driest Driest since: 2002 1934
105th Wettest Wettest since: 2011 2019
Oct 2011–Aug 2012
11-Month
25.63"
(651.00mm)
27.45"
(697.23mm)
-1.82"
(-46.23mm)
26th Driest Driest since: 2002 1934
101st Wettest Wettest since: 2011 2019
Sep 2011–Aug 2012
12-Month
28.11"
(713.99mm)
29.94"
(760.48mm)
-1.83"
(-46.49mm)
27th Driest Driest since: 2006 1934
100th Wettest Wettest since: 2011 2019
Mar 2011–Aug 2012
18-Month
45.23"
(1,148.84mm)
46.22"
(1,173.99mm)
-0.99"
(-25.15mm)
41st Driest Driest since: 2006 1931
86th Wettest Wettest since: 2011 2019
Sep 2010–Aug 2012
24-Month
58.28"
(1,480.31mm)
59.92"
(1,521.97mm)
-1.64"
(-41.66mm)
38th Driest Driest since: 2002 1918
88th Wettest Wettest since: 2011 2020
Sep 2009–Aug 2012
36-Month
91.77"
(2,330.96mm)
89.86"
(2,282.44mm)
1.91"
(48.52mm)
78th Driest Driest since: 2008 1956
47th Wettest Wettest since: 2011 2019
Sep 2008–Aug 2012
48-Month
122.18"
(3,103.37mm)
119.77"
(3,042.16mm)
2.41"
(61.21mm)
82nd Driest Driest since: 2009 1956
42nd Wettest Wettest since: 2011 2019
Sep 2007–Aug 2012
60-Month
153.03"
(3,886.96mm)
149.64"
(3,800.86mm)
3.39"
(86.10mm)
81st Driest Driest since: 2009 1934
42nd Wettest Wettest since: 2011 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published October 2021, retrieved on October 28, 2021 from https://www.ncdc.noaa.gov/cag/