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 2015

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
August 2015
1-Month
2.41"
(61.21mm)
2.62"
(66.55mm)
-0.21"
(-5.34mm)
33rd Driest Driest since: 2011 1929
94th Wettest Wettest since: 2014 1977
Ties: 1909, 2001, 2020
Jul–Aug 2015
2-Month
5.64"
(143.26mm)
5.40"
(137.16mm)
0.24"
(6.10mm)
85th Driest Driest since: 2012 1930
42nd Wettest Wettest since: 2014 1915
Jun–Aug 2015
3-Month
9.19"
(233.43mm)
8.32"
(211.33mm)
0.87"
(22.10mm)
110th Driest Driest since: 2012 1930
17th Wettest Wettest since: 2014 1928
May–Aug 2015
4-Month
13.63"
(346.20mm)
11.23"
(285.24mm)
2.40"
(60.96mm)
125th Driest Driest since: 2014 1936
2nd Wettest Wettest since: 1915 1915
Apr–Aug 2015
5-Month
16.46"
(418.08mm)
13.75"
(349.25mm)
2.71"
(68.83mm)
125th Driest Driest since: 2014 1934
2nd Wettest Wettest to Date 2019
Mar–Aug 2015
6-Month
18.59"
(472.19mm)
16.26"
(413.00mm)
2.33"
(59.19mm)
123rd Driest Driest since: 2014 1936
4th Wettest Wettest since: 1905 1905
Feb–Aug 2015
7-Month
20.33"
(516.38mm)
18.40"
(467.36mm)
1.93"
(49.02mm)
113th Driest Driest since: 2014 1934
14th Wettest Wettest since: 1998 2019
Jan–Aug 2015
8-Month
22.16"
(562.86mm)
20.71"
(526.03mm)
1.45"
(36.83mm)
102nd Driest Driest since: 2014 1934
25th Wettest Wettest since: 1998 2019
Dec 2014–Aug 2015
9-Month
24.74"
(628.40mm)
23.05"
(585.47mm)
1.69"
(42.93mm)
105th Driest Driest since: 2014 1931
21st Wettest Wettest since: 2010 2019
Ties: 1982
Nov 2014–Aug 2015
10-Month
26.87"
(682.50mm)
25.28"
(642.11mm)
1.59"
(40.39mm)
100th Driest Driest since: 2014 1934
26th Wettest Wettest since: 1998 2019
Oct 2014–Aug 2015
11-Month
29.29"
(743.97mm)
27.45"
(697.23mm)
1.84"
(46.74mm)
97th Driest Driest since: 2014 1934
29th Wettest Wettest since: 2010 2019
Sep 2014–Aug 2015
12-Month
31.93"
(811.02mm)
29.94"
(760.48mm)
1.99"
(50.54mm)
100th Driest Driest since: 2014 1934
26th Wettest Wettest since: 2010 2019
Ties: 1982
Mar 2014–Aug 2015
18-Month
49.39"
(1,254.51mm)
46.22"
(1,173.99mm)
3.17"
(80.52mm)
105th Driest Driest since: 2014 1931
21st Wettest Wettest since: 2010 2019
Ties: 1996
Sep 2013–Aug 2015
24-Month
62.47"
(1,586.74mm)
59.92"
(1,521.97mm)
2.55"
(64.77mm)
91st Driest Driest since: 2014 1918
34th Wettest Wettest since: 2011 2020
Sep 2012–Aug 2015
36-Month
92.84"
(2,358.14mm)
89.86"
(2,282.44mm)
2.98"
(75.70mm)
89th Driest Driest since: 2014 1956
35th Wettest Wettest since: 2011 2019
Sep 2011–Aug 2015
48-Month
120.95"
(3,072.13mm)
119.77"
(3,042.16mm)
1.18"
(29.97mm)
67th Driest Driest since: 2014 1956
56th Wettest Wettest since: 2013 2019
Sep 2010–Aug 2015
60-Month
151.12"
(3,838.45mm)
149.64"
(3,800.86mm)
1.48"
(37.59mm)
67th Driest Driest since: 2004 1934
55th Wettest Wettest since: 2014 2019

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published February 2021, retrieved on February 26, 2021 from https://www.ncdc.noaa.gov/cag/