Statewide Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Maryland

Precipitation Rankings, May 1968

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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 1968 1-Month	4.99" (126.75mm)	3.73" (94.74mm)	1.26" (32.01mm)	100th Driest	Driest since: 1967	1964
May 1968 1-Month	4.99" (126.75mm)	3.73" (94.74mm)	1.26" (32.01mm)	29th Wettest	Wettest since: 1960	2018
Apr–May 1968 2-Month	6.57" (166.88mm)	7.21" (183.13mm)	-0.64" (-16.25mm)	54th Driest	Driest since: 1967	1963
Apr–May 1968 2-Month	6.57" (166.88mm)	7.21" (183.13mm)	-0.64" (-16.25mm)	75th Wettest	Wettest since: 1966	1983
Mar–May 1968 3-Month	11.04" (280.42mm)	10.99" (279.15mm)	0.05" (1.27mm)	70th Driest	Driest since: 1967	1986
Mar–May 1968 3-Month	11.04" (280.42mm)	10.99" (279.15mm)	0.05" (1.27mm)	59th Wettest	Wettest since: 1961	1983
Feb–May 1968 4-Month	11.69" (296.93mm)	13.88" (352.55mm)	-2.19" (-55.62mm)	27th Driest	Driest since: 1965	2006
Feb–May 1968 4-Month	11.69" (296.93mm)	13.88" (352.55mm)	-2.19" (-55.62mm)	102nd Wettest	Wettest since: 1967	1983
Jan–May 1968 5-Month	14.22" (361.19mm)	17.23" (437.64mm)	-3.01" (-76.45mm)	23rd Driest	Driest since: 1967	1969
Jan–May 1968 5-Month	14.22" (361.19mm)	17.23" (437.64mm)	-3.01" (-76.45mm)	106th Wettest	Wettest since: 1966	1998
Dec 1967–May 1968 6-Month	19.45" (494.03mm)	20.52" (521.21mm)	-1.07" (-27.18mm)	48th Driest	Driest since: 1967	1986
	19.45" (494.03mm)	20.52" (521.21mm)	-1.07" (-27.18mm)	80th Wettest	Wettest since: 1964	1984
	Ties: 1945
Nov 1967–May 1968 7-Month	21.61" (548.89mm)	23.51" (597.15mm)	-1.90" (-48.26mm)	46th Driest	Driest since: 1967	1977
Nov 1967–May 1968 7-Month	21.61" (548.89mm)	23.51" (597.15mm)	-1.90" (-48.26mm)	82nd Wettest	Wettest since: 1964	1998
Oct 1967–May 1968 8-Month	23.82" (605.03mm)	26.64" (676.66mm)	-2.82" (-71.63mm)	38th Driest	Driest since: 1967	1925
	23.82" (605.03mm)	26.64" (676.66mm)	-2.82" (-71.63mm)	90th Wettest	Wettest since: 1964	1984
	Ties: 2022
Sep 1967–May 1968 9-Month	25.41" (645.41mm)	30.19" (766.83mm)	-4.78" (-121.42mm)	21st Driest	Driest since: 1966	2002
Sep 1967–May 1968 9-Month	25.41" (645.41mm)	30.19" (766.83mm)	-4.78" (-121.42mm)	107th Wettest	Wettest since: 1967	2019
Aug 1967–May 1968 10-Month	34.39" (873.51mm)	34.56" (877.82mm)	-0.17" (-4.31mm)	63rd Driest	Driest since: 1967	1931
Aug 1967–May 1968 10-Month	34.39" (873.51mm)	34.56" (877.82mm)	-0.17" (-4.31mm)	65th Wettest	Wettest since: 1961	2019
Jul 1967–May 1968 11-Month	39.00" (990.60mm)	38.72" (983.49mm)	0.28" (7.11mm)	63rd Driest	Driest since: 1967	1931
Jul 1967–May 1968 11-Month	39.00" (990.60mm)	38.72" (983.49mm)	0.28" (7.11mm)	65th Wettest	Wettest since: 1961	2019
Jun 1967–May 1968 12-Month	41.58" (1,056.13mm)	42.56" (1,081.02mm)	-0.98" (-24.89mm)	56th Driest	Driest since: 1967	1931
Jun 1967–May 1968 12-Month	41.58" (1,056.13mm)	42.56" (1,081.02mm)	-0.98" (-24.89mm)	72nd Wettest	Wettest since: 1961	2019
Dec 1966–May 1968 18-Month	58.80" (1,493.52mm)	63.04" (1,601.22mm)	-4.24" (-107.70mm)	33rd Driest	Driest since: 1967	1931
Dec 1966–May 1968 18-Month	58.80" (1,493.52mm)	63.04" (1,601.22mm)	-4.24" (-107.70mm)	94th Wettest	Wettest since: 1962	2019
Jun 1966–May 1968 24-Month	76.99" (1,955.55mm)	85.05" (2,160.27mm)	-8.06" (-204.72mm)	19th Driest	Driest since: 1967	1931
Jun 1966–May 1968 24-Month	76.99" (1,955.55mm)	85.05" (2,160.27mm)	-8.06" (-204.72mm)	108th Wettest	Wettest since: 1962	2019
Jun 1965–May 1968 36-Month	110.48" (2,806.19mm)	127.65" (3,242.31mm)	-17.17" (-436.12mm)	8th Driest	Driest since: 1967	1967
Jun 1965–May 1968 36-Month	110.48" (2,806.19mm)	127.65" (3,242.31mm)	-17.17" (-436.12mm)	118th Wettest	Wettest since: 1964	2021
Jun 1964–May 1968 48-Month	144.15" (3,661.41mm)	170.18" (4,322.57mm)	-26.03" (-661.16mm)	4th Driest	Driest since: 1967	1966
Jun 1964–May 1968 48-Month	144.15" (3,661.41mm)	170.18" (4,322.57mm)	-26.03" (-661.16mm)	121st Wettest	Wettest since: 1965	2021
Jun 1963–May 1968 60-Month	184.63" (4,689.60mm)	212.57" (5,399.28mm)	-27.94" (-709.68mm)	4th Driest	Driest since: 1967	1969
Jun 1963–May 1968 60-Month	184.63" (4,689.60mm)	212.57" (5,399.28mm)	-27.94" (-709.68mm)	120th Wettest	Wettest since: 1965	2022

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on April 1, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings