National Rankings

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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, March 2009

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Record Driest
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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2023)	Wettest/Driest Since	Record
March 2009 1-Month	2.70" (68.58mm)	2.51" (63.75mm)	0.19" (4.83mm)	89th Driest	Driest since: 2008	1910
March 2009 1-Month	2.70" (68.58mm)	2.51" (63.75mm)	0.19" (4.83mm)	41st Wettest	Wettest since: 1998	1973
Feb–Mar 2009 2-Month	4.25" (107.95mm)	4.64" (117.86mm)	-0.39" (-9.91mm)	35th Driest	Driest since: 2007	1910
Feb–Mar 2009 2-Month	4.25" (107.95mm)	4.64" (117.86mm)	-0.39" (-9.91mm)	95th Wettest	Wettest since: 2008	1998
Jan–Mar 2009 3-Month	5.85" (148.59mm)	6.96" (176.78mm)	-1.11" (-28.19mm)	14th Driest	Driest since: 1988	1910
Jan–Mar 2009 3-Month	5.85" (148.59mm)	6.96" (176.78mm)	-1.11" (-28.19mm)	116th Wettest	Wettest since: 2008	1998
Dec 2008–Mar 2009 4-Month	8.69" (220.73mm)	9.30" (236.22mm)	-0.61" (-15.49mm)	34th Driest	Driest since: 2002	1981
	8.69" (220.73mm)	9.30" (236.22mm)	-0.61" (-15.49mm)	95th Wettest	Wettest since: 2008	1983, 1998
	Ties: 1954
Nov 2008–Mar 2009 5-Month	10.64" (270.26mm)	11.53" (292.86mm)	-0.89" (-22.60mm)	31st Driest	Driest since: 2000	1977
Nov 2008–Mar 2009 5-Month	10.64" (270.26mm)	11.53" (292.86mm)	-0.89" (-22.60mm)	98th Wettest	Wettest since: 2008	1983
Oct 2008–Mar 2009 6-Month	12.82" (325.63mm)	13.70" (347.98mm)	-0.88" (-22.35mm)	33rd Driest	Driest since: 2002	1918
	12.82" (325.63mm)	13.70" (347.98mm)	-0.88" (-22.35mm)	96th Wettest	Wettest since: 2008	1983
	Ties: 1968
Sep 2008–Mar 2009 7-Month	15.50" (393.70mm)	16.19" (411.23mm)	-0.69" (-17.53mm)	45th Driest	Driest since: 2006	1918
Sep 2008–Mar 2009 7-Month	15.50" (393.70mm)	16.19" (411.23mm)	-0.69" (-17.53mm)	84th Wettest	Wettest since: 2008	2019
Aug 2008–Mar 2009 8-Month	18.55" (471.17mm)	18.82" (478.03mm)	-0.27" (-6.86mm)	53rd Driest	Driest since: 2006	1918
	18.55" (471.17mm)	18.82" (478.03mm)	-0.27" (-6.86mm)	76th Wettest	Wettest since: 2008	2019
	Ties: 1990
Jul 2008–Mar 2009 9-Month	21.35" (542.29mm)	21.60" (548.64mm)	-0.25" (-6.35mm)	53rd Driest	Driest since: 2006	1918
	21.35" (542.29mm)	21.60" (548.64mm)	-0.25" (-6.35mm)	76th Wettest	Wettest since: 2008	2019
	Ties: 1915, 2014
Jun 2008–Mar 2009 10-Month	24.35" (618.49mm)	24.53" (623.06mm)	-0.18" (-4.57mm)	51st Driest	Driest since: 2006	1918
Jun 2008–Mar 2009 10-Month	24.35" (618.49mm)	24.53" (623.06mm)	-0.18" (-4.57mm)	78th Wettest	Wettest since: 2008	2019
May 2008–Mar 2009 11-Month	27.35" (694.69mm)	27.43" (696.72mm)	-0.08" (-2.03mm)	56th Driest	Driest since: 2007	1918
May 2008–Mar 2009 11-Month	27.35" (694.69mm)	27.43" (696.72mm)	-0.08" (-2.03mm)	73rd Wettest	Wettest since: 2008	2019
Apr 2008–Mar 2009 12-Month	29.89" (759.21mm)	29.96" (760.98mm)	-0.07" (-1.77mm)	53rd Driest	Driest since: 2007	1918
Apr 2008–Mar 2009 12-Month	29.89" (759.21mm)	29.96" (760.98mm)	-0.07" (-1.77mm)	76th Wettest	Wettest since: 2008	2016
Oct 2007–Mar 2009 18-Month	44.18" (1,122.17mm)	43.68" (1,109.47mm)	0.50" (12.70mm)	64th Driest	Driest since: 2007	1918
Oct 2007–Mar 2009 18-Month	44.18" (1,122.17mm)	43.68" (1,109.47mm)	0.50" (12.70mm)	64th Wettest	Wettest since: 2008	2020
Apr 2007–Mar 2009 24-Month	59.98" (1,523.49mm)	59.92" (1,521.97mm)	0.06" (1.52mm)	64th Driest	Driest since: 2008	1955
Apr 2007–Mar 2009 24-Month	59.98" (1,523.49mm)	59.92" (1,521.97mm)	0.06" (1.52mm)	64th Wettest	Wettest since: 2006	2020
Apr 2006–Mar 2009 36-Month	89.65" (2,277.11mm)	89.87" (2,282.70mm)	-0.22" (-5.59mm)	61st Driest	Driest since: 2008	1955
Apr 2006–Mar 2009 36-Month	89.65" (2,277.11mm)	89.87" (2,282.70mm)	-0.22" (-5.59mm)	66th Wettest	Wettest since: 2007	2020
Apr 2005–Mar 2009 48-Month	119.07" (3,024.38mm)	119.76" (3,041.90mm)	-0.69" (-17.52mm)	54th Driest	Driest since: 2004	1957
Apr 2005–Mar 2009 48-Month	119.07" (3,024.38mm)	119.76" (3,041.90mm)	-0.69" (-17.52mm)	72nd Wettest	Wettest since: 2008	2019
Apr 2004–Mar 2009 60-Month	152.99" (3,885.95mm)	149.62" (3,800.35mm)	3.37" (85.60mm)	82nd Driest	Driest since: 2006	1957
Apr 2004–Mar 2009 60-Month	152.99" (3,885.95mm)	149.62" (3,800.35mm)	3.37" (85.60mm)	43rd Wettest	Wettest since: 2008	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published May 2023, retrieved on June 3, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings