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, May 1965

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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
May 1965 1-Month	2.71" (68.83mm)	2.91" (73.91mm)	-0.20" (-5.08mm)	45th Driest	Driest since: 1964	1934
May 1965 1-Month	2.71" (68.83mm)	2.91" (73.91mm)	-0.20" (-5.08mm)	84th Wettest	Wettest since: 1961	2019
Apr–May 1965 2-Month	5.23" (132.84mm)	5.43" (137.92mm)	-0.20" (-5.08mm)	51st Driest	Driest since: 1963	1934
Apr–May 1965 2-Month	5.23" (132.84mm)	5.43" (137.92mm)	-0.20" (-5.08mm)	78th Wettest	Wettest since: 1964	1957
Mar–May 1965 3-Month	7.39" (187.71mm)	7.94" (201.68mm)	-0.55" (-13.97mm)	34th Driest	Driest since: 1963	1925
	7.39" (187.71mm)	7.94" (201.68mm)	-0.55" (-13.97mm)	95th Wettest	Wettest since: 1964	1957, 1991
	Ties: 1955
Feb–May 1965 4-Month	9.55" (242.57mm)	10.07" (255.78mm)	-0.52" (-13.21mm)	41st Driest	Driest since: 1963	1925
Feb–May 1965 4-Month	9.55" (242.57mm)	10.07" (255.78mm)	-0.52" (-13.21mm)	88th Wettest	Wettest since: 1964	2019
Jan–May 1965 5-Month	11.89" (302.01mm)	12.39" (314.71mm)	-0.50" (-12.70mm)	50th Driest	Driest since: 1963	1934
Jan–May 1965 5-Month	11.89" (302.01mm)	12.39" (314.71mm)	-0.50" (-12.70mm)	79th Wettest	Wettest since: 1964	2019
Dec 1964–May 1965 6-Month	15.22" (386.59mm)	14.73" (374.14mm)	0.49" (12.45mm)	77th Driest	Driest since: 1964	1931
Dec 1964–May 1965 6-Month	15.22" (386.59mm)	14.73" (374.14mm)	0.49" (12.45mm)	51st Wettest	Wettest since: 1958	2019
Nov 1964–May 1965 7-Month	17.60" (447.04mm)	16.96" (430.78mm)	0.64" (16.26mm)	86th Driest	Driest since: 1964	1934
	17.60" (447.04mm)	16.96" (430.78mm)	0.64" (16.26mm)	42nd Wettest	Wettest since: 1958	1983
	Ties: 1948
Oct 1964–May 1965 8-Month	18.96" (481.58mm)	19.13" (485.90mm)	-0.17" (-4.32mm)	58th Driest	Driest since: 1964	1934
	18.96" (481.58mm)	19.13" (485.90mm)	-0.17" (-4.32mm)	70th Wettest	Wettest since: 1960	2019
	Ties: 2009
Sep 1964–May 1965 9-Month	21.50" (546.10mm)	21.62" (549.15mm)	-0.12" (-3.05mm)	62nd Driest	Driest since: 1964	1934
Sep 1964–May 1965 9-Month	21.50" (546.10mm)	21.62" (549.15mm)	-0.12" (-3.05mm)	66th Wettest	Wettest since: 1962	2019
Aug 1964–May 1965 10-Month	24.37" (619.00mm)	24.25" (615.95mm)	0.12" (3.05mm)	65th Driest	Driest since: 1964	1918
Aug 1964–May 1965 10-Month	24.37" (619.00mm)	24.25" (615.95mm)	0.12" (3.05mm)	63rd Wettest	Wettest since: 1960	2019
Jul 1964–May 1965 11-Month	26.98" (685.29mm)	27.03" (686.56mm)	-0.05" (-1.27mm)	60th Driest	Driest since: 1964	1931
	26.98" (685.29mm)	27.03" (686.56mm)	-0.05" (-1.27mm)	68th Wettest	Wettest since: 1962	2019
	Ties: 1899
Jun 1964–May 1965 12-Month	29.79" (756.67mm)	29.95" (760.73mm)	-0.16" (-4.06mm)	54th Driest	Driest since: 1964	1934
Jun 1964–May 1965 12-Month	29.79" (756.67mm)	29.95" (760.73mm)	-0.16" (-4.06mm)	74th Wettest	Wettest since: 1962	2019
Dec 1963–May 1965 18-Month	43.63" (1,108.20mm)	44.70" (1,135.38mm)	-1.07" (-27.18mm)	38th Driest	Driest since: 1964	1931
Dec 1963–May 1965 18-Month	43.63" (1,108.20mm)	44.70" (1,135.38mm)	-1.07" (-27.18mm)	89th Wettest	Wettest since: 1962	2019
Jun 1963–May 1965 24-Month	57.42" (1,458.47mm)	59.92" (1,521.97mm)	-2.50" (-63.50mm)	26th Driest	Driest since: 1964	1931
Jun 1963–May 1965 24-Month	57.42" (1,458.47mm)	59.92" (1,521.97mm)	-2.50" (-63.50mm)	101st Wettest	Wettest since: 1963	2020
Jun 1962–May 1965 36-Month	84.75" (2,152.65mm)	89.88" (2,282.95mm)	-5.13" (-130.30mm)	14th Driest	Driest since: 1957	1955
Jun 1962–May 1965 36-Month	84.75" (2,152.65mm)	89.88" (2,282.95mm)	-5.13" (-130.30mm)	112th Wettest	Wettest since: 1964	2019
Jun 1961–May 1965 48-Month	115.10" (2,923.54mm)	119.78" (3,042.41mm)	-4.68" (-118.87mm)	20th Driest	Driest since: 1964	1956
Jun 1961–May 1965 48-Month	115.10" (2,923.54mm)	119.78" (3,042.41mm)	-4.68" (-118.87mm)	105th Wettest	Wettest since: 1963	2019
Jun 1960–May 1965 60-Month	144.46" (3,669.28mm)	149.64" (3,800.86mm)	-5.18" (-131.58mm)	19th Driest	Driest since: 1959	1957
Jun 1960–May 1965 60-Month	144.46" (3,669.28mm)	149.64" (3,800.86mm)	-5.18" (-131.58mm)	105th Wettest	Wettest since: 1964	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published March 2023, retrieved on March 28, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings