National Rankings

National Data Info
Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Contiguous U.S.

Precipitation Rankings, August 2014

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  • Record Wettest
PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Wettest/Driest
Since		Record
August 2014
1-Month		3.13"
(79.50mm)		2.62"
(66.55mm)		0.51"
(12.95mm)		116th Driest
Driest since:
1929
13th Wettest
Wettest since:
1977
Jul–Aug 2014
2-Month		5.73"
(145.54mm)		5.40"
(137.16mm)		0.33"
(8.38mm)		95th Driest
Driest since:
1930
34th Wettest
Wettest since:
1915
Ties: 1961
Jun–Aug 2014
3-Month		9.40"
(238.76mm)		8.32"
(211.33mm)		1.08"
(27.43mm)		119th Driest
Driest since:
1930
10th Wettest
Wettest since:
1928
May–Aug 2014
4-Month		12.21"
(310.13mm)		11.23"
(285.24mm)		0.98"
(24.89mm)		105th Driest
Driest since:
1936
24th Wettest
Wettest since:
1915
Apr–Aug 2014
5-Month		15.09"
(383.29mm)		13.75"
(349.25mm)		1.34"
(34.04mm)		112th Driest
Driest since:
1934
17th Wettest
Wettest since:
2019
Mar–Aug 2014
6-Month		17.46"
(443.48mm)		16.26"
(413.00mm)		1.20"
(30.48mm)		100th Driest
Driest since:
1936
29th Wettest
Wettest since:
1905
Feb–Aug 2014
7-Month		19.71"
(500.63mm)		18.40"
(467.36mm)		1.31"
(33.27mm)		98th Driest
Driest since:
1934
31st Wettest
Wettest since:
2019
Jan–Aug 2014
8-Month		21.08"
(535.43mm)		20.71"
(526.03mm)		0.37"
(9.40mm)		69th Driest
Driest since:
1934
60th Wettest
Wettest since:
2019
Dec 2013–Aug 2014
9-Month		23.29"
(591.57mm)		23.05"
(585.47mm)		0.24"
(6.10mm)		64th Driest
Driest since:
1931
64th Wettest
Wettest since:
2019
Ties: 1999
Nov 2013–Aug 2014
10-Month		25.33"
(643.38mm)		25.28"
(642.11mm)		0.05"
(1.27mm)		64th Driest
Driest since:
1934
64th Wettest
Wettest since:
2019
Ties: 1944
Oct 2013–Aug 2014
11-Month		27.56"
(700.02mm)		27.45"
(697.23mm)		0.11"
(2.79mm)		60th Driest
Driest since:
1934
68th Wettest
Wettest since:
2019
Sep 2013–Aug 2014
12-Month		30.54"
(775.72mm)		29.94"
(760.48mm)		0.60"
(15.24mm)		72nd Driest
Driest since:
1934
56th Wettest
Wettest since:
2019
Ties: 1905
Mar 2013–Aug 2014
18-Month		47.75"
(1,212.85mm)		46.22"
(1,173.99mm)		1.53"
(38.86mm)		87th Driest
Driest since:
1931
41st Wettest
Wettest since:
2019
Sep 2012–Aug 2014
24-Month		60.91"
(1,547.11mm)		59.92"
(1,521.97mm)		0.99"
(25.14mm)		72nd Driest
Driest since:
1918
55th Wettest
Wettest since:
2020
Ties: 1986
Sep 2011–Aug 2014
36-Month		89.02"
(2,261.11mm)		89.86"
(2,282.44mm)		-0.84"
(-21.33mm)		49th Driest
Driest since:
1956
77th Wettest
Wettest since:
2019
Sep 2010–Aug 2014
48-Month		119.19"
(3,027.43mm)		119.77"
(3,042.16mm)		-0.58"
(-14.73mm)		52nd Driest
Driest since:
1956
73rd Wettest
Wettest since:
2019
Sep 2009–Aug 2014
60-Month		152.68"
(3,878.07mm)		149.64"
(3,800.86mm)		3.04"
(77.21mm)		80th Driest
Driest since:
1934
44th Wettest
Wettest since:
2019

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