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 July 2020. For more information, please see Climatological Rankings.


Contiguous U.S.

Precipitation Rankings, July 2009

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
July 2009
1-Month
3.07"
(77.98mm)
2.78"
(70.61mm)
0.29"
(7.37mm)
104th Driest Driest since: 2008 1930
23rd Wettest Wettest since: 1996 1950, 1958
Ties: 1900, 1928
Jun–Jul 2009
2-Month
6.08"
(154.43mm)
5.70"
(144.78mm)
0.38"
(9.65mm)
92nd Driest Driest since: 2008 1930
35th Wettest Wettest since: 2004 1928
May–Jul 2009
3-Month
9.39"
(238.51mm)
8.62"
(218.95mm)
0.77"
(19.56mm)
102nd Driest Driest since: 2008 1988
25th Wettest Wettest since: 2004 2015
Apr–Jul 2009
4-Month
12.22"
(310.39mm)
11.13"
(282.70mm)
1.09"
(27.69mm)
104th Driest Driest since: 2008 1934
23rd Wettest Wettest since: 2004 2015
Mar–Jul 2009
5-Month
14.92"
(378.97mm)
13.64"
(346.46mm)
1.28"
(32.51mm)
106th Driest Driest since: 2008 1936
21st Wettest Wettest since: 1995 1973
Feb–Jul 2009
6-Month
16.47"
(418.34mm)
15.78"
(400.81mm)
0.69"
(17.53mm)
79th Driest Driest since: 2008 1934
48th Wettest Wettest since: 2004 2019
Ties: 1929
Jan–Jul 2009
7-Month
18.07"
(458.98mm)
18.09"
(459.49mm)
-0.02"
(-0.51mm)
59th Driest Driest since: 2007 1934
68th Wettest Wettest since: 2008 2019
Ties: 1984
Dec 2008–Jul 2009
8-Month
20.91"
(531.11mm)
20.43"
(518.92mm)
0.48"
(12.19mm)
70th Driest Driest since: 2007 1931
56th Wettest Wettest since: 2008 2019
Nov 2008–Jul 2009
9-Month
22.86"
(580.64mm)
22.66"
(575.56mm)
0.20"
(5.08mm)
63rd Driest Driest since: 2007 1934
63rd Wettest Wettest since: 2008 2019
Oct 2008–Jul 2009
10-Month
25.04"
(636.02mm)
24.83"
(630.68mm)
0.21"
(5.34mm)
62nd Driest Driest since: 2006 1934
64th Wettest Wettest since: 2008 2019
Sep 2008–Jul 2009
11-Month
27.72"
(704.09mm)
27.33"
(694.18mm)
0.39"
(9.91mm)
62nd Driest Driest since: 2006 1934
64th Wettest Wettest since: 2008 2019
Aug 2008–Jul 2009
12-Month
30.77"
(781.56mm)
29.95"
(760.73mm)
0.82"
(20.83mm)
74th Driest Driest since: 2008 1918
52nd Wettest Wettest since: 2007 2019
Feb 2008–Jul 2009
18-Month
47.10"
(1,196.34mm)
45.74"
(1,161.80mm)
1.36"
(34.54mm)
79th Driest Driest since: 2008 1931
47th Wettest Wettest since: 2005 2019
Aug 2007–Jul 2009
24-Month
61.17"
(1,553.72mm)
59.92"
(1,521.97mm)
1.25"
(31.75mm)
72nd Driest Driest since: 2007 1918
53rd Wettest Wettest since: 2008 2020
Aug 2006–Jul 2009
36-Month
92.02"
(2,337.31mm)
89.88"
(2,282.95mm)
2.14"
(54.36mm)
81st Driest Driest since: 2008 1956
43rd Wettest Wettest since: 2005 2019
Aug 2005–Jul 2009
48-Month
120.12"
(3,051.05mm)
119.78"
(3,042.41mm)
0.34"
(8.64mm)
61st Driest Driest since: 2004 1956
62nd Wettest Wettest since: 2008 2019
Aug 2004–Jul 2009
60-Month
152.81"
(3,881.37mm)
149.64"
(3,800.86mm)
3.17"
(80.51mm)
79th Driest Driest since: 2006 1934
43rd Wettest Wettest since: 2008 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published August 2020, retrieved on August 6, 2020 from https://www.ncdc.noaa.gov/cag/