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 1903

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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 1903 1-Month	2.97" (75.44mm)	2.78" (70.61mm)	0.19" (4.83mm)	92nd Driest	Driest since: 1901	1930
	2.97" (75.44mm)	2.78" (70.61mm)	0.19" (4.83mm)	37th Wettest	Wettest since: 1902	1950, 1958
	Ties: 1975
Jun–Jul 1903 2-Month	5.85" (148.59mm)	5.70" (144.78mm)	0.15" (3.81mm)	69th Driest	Driest since: 1901	1930
Jun–Jul 1903 2-Month	5.85" (148.59mm)	5.70" (144.78mm)	0.15" (3.81mm)	60th Wettest	Wettest since: 1902	1928
May–Jul 1903 3-Month	8.86" (225.04mm)	8.62" (218.95mm)	0.24" (6.09mm)	70th Driest	Driest since: 1901	1988
May–Jul 1903 3-Month	8.86" (225.04mm)	8.62" (218.95mm)	0.24" (6.09mm)	59th Wettest	Wettest since: 1902	2015
Apr–Jul 1903 4-Month	10.85" (275.59mm)	11.13" (282.70mm)	-0.28" (-7.11mm)	46th Driest	Driest since: 1902	1934
Apr–Jul 1903 4-Month	10.85" (275.59mm)	11.13" (282.70mm)	-0.28" (-7.11mm)	83rd Wettest	Wettest since: 1900	2015
Mar–Jul 1903 5-Month	13.86" (352.04mm)	13.64" (346.46mm)	0.22" (5.58mm)	68th Driest	Driest since: 1902	1936
	13.86" (352.04mm)	13.64" (346.46mm)	0.22" (5.58mm)	61st Wettest	Wettest since: 1900	1973
	Ties: 1999, 2008
Feb–Jul 1903 6-Month	16.89" (429.01mm)	15.78" (400.81mm)	1.11" (28.20mm)	100th Driest	Driest since: 1902	1934
Feb–Jul 1903 6-Month	16.89" (429.01mm)	15.78" (400.81mm)	1.11" (28.20mm)	29th Wettest	Wettest to Date	2019
Jan–Jul 1903 7-Month	19.16" (486.66mm)	18.09" (459.49mm)	1.07" (27.17mm)	99th Driest	Driest since: 1902	1934
Jan–Jul 1903 7-Month	19.16" (486.66mm)	18.09" (459.49mm)	1.07" (27.17mm)	30th Wettest	Wettest to Date	2019
Dec 1902–Jul 1903 8-Month	22.09" (561.09mm)	20.44" (519.18mm)	1.65" (41.91mm)	104th Driest	Driest since: 1902	1931
Dec 1902–Jul 1903 8-Month	22.09" (561.09mm)	20.44" (519.18mm)	1.65" (41.91mm)	24th Wettest	Wettest to Date	2019
Nov 1902–Jul 1903 9-Month	25.08" (637.03mm)	22.66" (575.56mm)	2.42" (61.47mm)	113th Driest	Driest since: 1902	1934
Nov 1902–Jul 1903 9-Month	25.08" (637.03mm)	22.66" (575.56mm)	2.42" (61.47mm)	15th Wettest	Wettest to Date	2019
Oct 1902–Jul 1903 10-Month	27.01" (686.05mm)	24.83" (630.68mm)	2.18" (55.37mm)	108th Driest	Driest since: 1902	1934
Oct 1902–Jul 1903 10-Month	27.01" (686.05mm)	24.83" (630.68mm)	2.18" (55.37mm)	20th Wettest	Wettest to Date	2019
Sep 1902–Jul 1903 11-Month	29.75" (755.65mm)	27.33" (694.18mm)	2.42" (61.47mm)	112th Driest	Driest since: 1902	1934
Sep 1902–Jul 1903 11-Month	29.75" (755.65mm)	27.33" (694.18mm)	2.42" (61.47mm)	16th Wettest	Wettest to Date	2019
Aug 1902–Jul 1903 12-Month	32.05" (814.07mm)	29.95" (760.73mm)	2.10" (53.34mm)	103rd Driest	Driest since: 1902	1918
Aug 1902–Jul 1903 12-Month	32.05" (814.07mm)	29.95" (760.73mm)	2.10" (53.34mm)	25th Wettest	Wettest to Date	2019
Feb 1902–Jul 1903 18-Month	48.34" (1,227.84mm)	45.74" (1,161.80mm)	2.60" (66.04mm)	100th Driest	Driest since: 1902	1931
Feb 1902–Jul 1903 18-Month	48.34" (1,227.84mm)	45.74" (1,161.80mm)	2.60" (66.04mm)	28th Wettest	Wettest to Date	2019
Aug 1901–Jul 1903 24-Month	60.90" (1,546.86mm)	59.92" (1,521.97mm)	0.98" (24.89mm)	70th Driest	Driest since: 1902	1918
Aug 1901–Jul 1903 24-Month	60.90" (1,546.86mm)	59.92" (1,521.97mm)	0.98" (24.89mm)	57th Wettest	Wettest to Date	2020
Aug 1900–Jul 1903 36-Month	89.55" (2,274.57mm)	89.88" (2,282.95mm)	-0.33" (-8.38mm)	54th Driest	Driest since: 1902	1956
Aug 1900–Jul 1903 36-Month	89.55" (2,274.57mm)	89.88" (2,282.95mm)	-0.33" (-8.38mm)	72nd Wettest	Wettest to Date	2019
Aug 1899–Jul 1903 48-Month	118.61" (3,012.69mm)	119.78" (3,042.41mm)	-1.17" (-29.72mm)	49th Driest	Driest since: 1902	1956
Aug 1899–Jul 1903 48-Month	118.61" (3,012.69mm)	119.78" (3,042.41mm)	-1.17" (-29.72mm)	76th Wettest	Wettest to Date	2019
Aug 1898–Jul 1903 60-Month	148.63" (3,775.20mm)	149.64" (3,800.86mm)	-1.01" (-25.66mm)	51st Driest	Driest since: 1902	1934
Aug 1898–Jul 1903 60-Month	148.63" (3,775.20mm)	149.64" (3,800.86mm)	-1.01" (-25.66mm)	73rd Wettest	Wettest to Date	2019

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published May 2023, retrieved on June 2, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings