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, April 1966

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
April 1966 1-Month	3.98" (101.09mm)	3.48" (88.39mm)	0.50" (12.70mm)	92nd Driest	Driest since: 1965	1985
April 1966 1-Month	3.98" (101.09mm)	3.48" (88.39mm)	0.50" (12.70mm)	37th Wettest	Wettest since: 1964	1983
Mar–Apr 1966 2-Month	5.50" (139.70mm)	7.26" (184.40mm)	-1.76" (-44.70mm)	25th Driest	Driest since: 1960	1915
Mar–Apr 1966 2-Month	5.50" (139.70mm)	7.26" (184.40mm)	-1.76" (-44.70mm)	104th Wettest	Wettest since: 1965	1983
Feb–Apr 1966 3-Month	9.12" (231.65mm)	10.15" (257.81mm)	-1.03" (-26.16mm)	45th Driest	Driest since: 1963	2006
Feb–Apr 1966 3-Month	9.12" (231.65mm)	10.15" (257.81mm)	-1.03" (-26.16mm)	84th Wettest	Wettest since: 1965	1983
Jan–Apr 1966 4-Month	12.94" (328.68mm)	13.51" (343.15mm)	-0.57" (-14.47mm)	66th Driest	Driest since: 1965	1985
Jan–Apr 1966 4-Month	12.94" (328.68mm)	13.51" (343.15mm)	-0.57" (-14.47mm)	63rd Wettest	Wettest since: 1964	1998
Dec 1965–Apr 1966 5-Month	13.70" (347.98mm)	16.79" (426.47mm)	-3.09" (-78.49mm)	23rd Driest	Driest since: 1959	1985
Dec 1965–Apr 1966 5-Month	13.70" (347.98mm)	16.79" (426.47mm)	-3.09" (-78.49mm)	105th Wettest	Wettest since: 1965	1937
Nov 1965–Apr 1966 6-Month	14.52" (368.81mm)	19.78" (502.41mm)	-5.26" (-133.60mm)	9th Driest	Driest since: 1947	1977
Nov 1965–Apr 1966 6-Month	14.52" (368.81mm)	19.78" (502.41mm)	-5.26" (-133.60mm)	119th Wettest	Wettest since: 1965	1998
Oct 1965–Apr 1966 7-Month	16.79" (426.47mm)	22.91" (581.91mm)	-6.12" (-155.44mm)	5th Driest	Driest since: 1931	2002
Oct 1965–Apr 1966 7-Month	16.79" (426.47mm)	22.91" (581.91mm)	-6.12" (-155.44mm)	123rd Wettest	Wettest since: 1965	1984
Sep 1965–Apr 1966 8-Month	19.44" (493.78mm)	26.46" (672.08mm)	-7.02" (-178.30mm)	5th Driest	Driest since: 1942	1931
Sep 1965–Apr 1966 8-Month	19.44" (493.78mm)	26.46" (672.08mm)	-7.02" (-178.30mm)	123rd Wettest	Wettest since: 1965	2019
Aug 1965–Apr 1966 9-Month	24.22" (615.19mm)	30.83" (783.08mm)	-6.61" (-167.89mm)	7th Driest	Driest since: 1942	1931
Aug 1965–Apr 1966 9-Month	24.22" (615.19mm)	30.83" (783.08mm)	-6.61" (-167.89mm)	121st Wettest	Wettest since: 1965	2019
Jul 1965–Apr 1966 10-Month	27.70" (703.58mm)	34.99" (888.75mm)	-7.29" (-185.17mm)	8th Driest	Driest since: 1931	1931
Jul 1965–Apr 1966 10-Month	27.70" (703.58mm)	34.99" (888.75mm)	-7.29" (-185.17mm)	120th Wettest	Wettest since: 1965	2019
Jun 1965–Apr 1966 11-Month	30.14" (765.56mm)	38.83" (986.28mm)	-8.69" (-220.72mm)	3rd Driest	Driest since: 1931	1931
Jun 1965–Apr 1966 11-Month	30.14" (765.56mm)	38.83" (986.28mm)	-8.69" (-220.72mm)	125th Wettest	Wettest since: 1965	2019
May 1965–Apr 1966 12-Month	31.77" (806.96mm)	42.55" (1,080.77mm)	-10.78" (-273.81mm)	2nd Driest	Driest since: 1931	1931
May 1965–Apr 1966 12-Month	31.77" (806.96mm)	42.55" (1,080.77mm)	-10.78" (-273.81mm)	126th Wettest	Wettest since: 1965	2019
Nov 1964–Apr 1966 18-Month	50.08" (1,272.03mm)	62.30" (1,582.42mm)	-12.22" (-310.39mm)	4th Driest	Driest since: 1931	1931
Nov 1964–Apr 1966 18-Month	50.08" (1,272.03mm)	62.30" (1,582.42mm)	-12.22" (-310.39mm)	123rd Wettest	Wettest since: 1965	2004
May 1964–Apr 1966 24-Month	64.63" (1,641.60mm)	85.06" (2,160.52mm)	-20.43" (-518.92mm)	2nd Driest	Driest since: 1931	1931
May 1964–Apr 1966 24-Month	64.63" (1,641.60mm)	85.06" (2,160.52mm)	-20.43" (-518.92mm)	125th Wettest	Wettest since: 1965	2019
May 1963–Apr 1966 36-Month	106.52" (2,705.61mm)	127.66" (3,242.56mm)	-21.14" (-536.95mm)	4th Driest	Driest since: 1932	1967
May 1963–Apr 1966 36-Month	106.52" (2,705.61mm)	127.66" (3,242.56mm)	-21.14" (-536.95mm)	122nd Wettest	Wettest since: 1965	2021
May 1962–Apr 1966 48-Month	141.57" (3,595.88mm)	170.21" (4,323.33mm)	-28.64" (-727.45mm)	3rd Driest	Driest since: 1966	1968
May 1962–Apr 1966 48-Month	141.57" (3,595.88mm)	170.21" (4,323.33mm)	-28.64" (-727.45mm)	122nd Wettest	Wettest since: 1965	2021
May 1961–Apr 1966 60-Month	183.20" (4,653.28mm)	212.58" (5,399.53mm)	-29.38" (-746.25mm)	4th Driest	Driest since: 1966	1967
May 1961–Apr 1966 60-Month	183.20" (4,653.28mm)	212.58" (5,399.53mm)	-29.38" (-746.25mm)	120th Wettest	Wettest since: 1965	2021

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 5, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings