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, July 2003

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Record Driest
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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
July 2003 1-Month	2.64" (67.06mm)	2.78" (70.61mm)	-0.14" (-3.55mm)	37th Driest	Driest since: 2002	1930
	2.64" (67.06mm)	2.78" (70.61mm)	-0.14" (-3.55mm)	92nd Wettest	Wettest since: 2001	1950, 1958
	Ties: 1913
Jun–Jul 2003 2-Month	6.09" (154.69mm)	5.70" (144.78mm)	0.39" (9.91mm)	94th Driest	Driest since: 2002	1930
Jun–Jul 2003 2-Month	6.09" (154.69mm)	5.70" (144.78mm)	0.39" (9.91mm)	35th Wettest	Wettest since: 1998	1928
May–Jul 2003 3-Month	9.36" (237.74mm)	8.62" (218.95mm)	0.74" (18.79mm)	103rd Driest	Driest since: 2002	1988
	9.36" (237.74mm)	8.62" (218.95mm)	0.74" (18.79mm)	26th Wettest	Wettest since: 1995	2015
	Ties: 2021
Apr–Jul 2003 4-Month	11.99" (304.55mm)	11.13" (282.70mm)	0.86" (21.85mm)	100th Driest	Driest since: 2002	1934
Apr–Jul 2003 4-Month	11.99" (304.55mm)	11.13" (282.70mm)	0.86" (21.85mm)	29th Wettest	Wettest since: 1995	2015
Mar–Jul 2003 5-Month	14.47" (367.54mm)	13.64" (346.46mm)	0.83" (21.08mm)	95th Driest	Driest since: 2002	1936
	14.47" (367.54mm)	13.64" (346.46mm)	0.83" (21.08mm)	34th Wettest	Wettest since: 1998	1973
	Ties: 1915, 1990
Feb–Jul 2003 6-Month	17.04" (432.82mm)	15.78" (400.81mm)	1.26" (32.01mm)	103rd Driest	Driest since: 2002	1934
Feb–Jul 2003 6-Month	17.04" (432.82mm)	15.78" (400.81mm)	1.26" (32.01mm)	26th Wettest	Wettest since: 1998	2019
Jan–Jul 2003 7-Month	18.37" (466.60mm)	18.09" (459.49mm)	0.28" (7.11mm)	73rd Driest	Driest since: 2002	1934
Jan–Jul 2003 7-Month	18.37" (466.60mm)	18.09" (459.49mm)	0.28" (7.11mm)	56th Wettest	Wettest since: 1999	2019
Dec 2002–Jul 2003 8-Month	21.37" (542.80mm)	20.44" (519.18mm)	0.93" (23.62mm)	86th Driest	Driest since: 2002	1931
Dec 2002–Jul 2003 8-Month	21.37" (542.80mm)	20.44" (519.18mm)	0.93" (23.62mm)	42nd Wettest	Wettest since: 1998	2019
Nov 2002–Jul 2003 9-Month	23.31" (592.07mm)	22.66" (575.56mm)	0.65" (16.51mm)	76th Driest	Driest since: 2002	1934
Nov 2002–Jul 2003 9-Month	23.31" (592.07mm)	22.66" (575.56mm)	0.65" (16.51mm)	52nd Wettest	Wettest since: 1999	2019
Oct 2002–Jul 2003 10-Month	26.32" (668.53mm)	24.83" (630.68mm)	1.49" (37.85mm)	94th Driest	Driest since: 2002	1934
	26.32" (668.53mm)	24.83" (630.68mm)	1.49" (37.85mm)	34th Wettest	Wettest since: 1999	2019
	Ties: 1942
Sep 2002–Jul 2003 11-Month	29.04" (737.62mm)	27.33" (694.18mm)	1.71" (43.44mm)	97th Driest	Driest since: 2002	1934
Sep 2002–Jul 2003 11-Month	29.04" (737.62mm)	27.33" (694.18mm)	1.71" (43.44mm)	31st Wettest	Wettest since: 1999	2019
Aug 2002–Jul 2003 12-Month	31.44" (798.58mm)	29.95" (760.73mm)	1.49" (37.85mm)	92nd Driest	Driest since: 2002	1918
Aug 2002–Jul 2003 12-Month	31.44" (798.58mm)	29.95" (760.73mm)	1.49" (37.85mm)	36th Wettest	Wettest since: 1999	2019
Feb 2002–Jul 2003 18-Month	45.41" (1,153.41mm)	45.74" (1,161.80mm)	-0.33" (-8.39mm)	52nd Driest	Driest since: 2002	1931
	45.41" (1,153.41mm)	45.74" (1,161.80mm)	-0.33" (-8.39mm)	76th Wettest	Wettest since: 1999	2019
	Ties: 1901
Aug 2001–Jul 2003 24-Month	59.09" (1,500.89mm)	59.92" (1,521.97mm)	-0.83" (-21.08mm)	53rd Driest	Driest since: 2002	1918
Aug 2001–Jul 2003 24-Month	59.09" (1,500.89mm)	59.92" (1,521.97mm)	-0.83" (-21.08mm)	74th Wettest	Wettest since: 1999	2020
Aug 2000–Jul 2003 36-Month	87.23" (2,215.64mm)	89.88" (2,282.95mm)	-2.65" (-67.31mm)	28th Driest	Driest since: 2002	1956
Aug 2000–Jul 2003 36-Month	87.23" (2,215.64mm)	89.88" (2,282.95mm)	-2.65" (-67.31mm)	98th Wettest	Wettest since: 2000	2019
Aug 1999–Jul 2003 48-Month	114.22" (2,901.19mm)	119.78" (3,042.41mm)	-5.56" (-141.22mm)	14th Driest	Driest since: 1966	1956
Aug 1999–Jul 2003 48-Month	114.22" (2,901.19mm)	119.78" (3,042.41mm)	-5.56" (-141.22mm)	111th Wettest	Wettest since: 2002	2019
Aug 1998–Jul 2003 60-Month	145.74" (3,701.80mm)	149.64" (3,800.86mm)	-3.90" (-99.06mm)	30th Driest	Driest since: 1968	1934
Aug 1998–Jul 2003 60-Month	145.74" (3,701.80mm)	149.64" (3,800.86mm)	-3.90" (-99.06mm)	94th Wettest	Wettest since: 2002	2019

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published May 2023, retrieved on June 4, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings