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, June 1964

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
June 1964 1-Month	2.42" (61.47mm)	3.85" (97.79mm)	-1.43" (-36.32mm)	18th Driest	Driest since: 1954	1988
June 1964 1-Month	2.42" (61.47mm)	3.85" (97.79mm)	-1.43" (-36.32mm)	111th Wettest	Wettest since: 1963	1972
May–Jun 1964 2-Month	3.24" (82.30mm)	7.58" (192.53mm)	-4.34" (-110.23mm)	1st Driest	Driest since: 1964	1964
May–Jun 1964 2-Month	3.24" (82.30mm)	7.58" (192.53mm)	-4.34" (-110.23mm)	128th Wettest	Wettest since: 1963	1972
Apr–Jun 1964 3-Month	8.45" (214.63mm)	11.06" (280.92mm)	-2.61" (-66.29mm)	17th Driest	Driest since: 1954	1986
	8.45" (214.63mm)	11.06" (280.92mm)	-2.61" (-66.29mm)	112th Wettest	Wettest since: 1963	1972
	Ties: 1994
Mar–Jun 1964 4-Month	11.42" (290.07mm)	14.84" (376.94mm)	-3.42" (-86.87mm)	14th Driest	Driest since: 1930	1986
Mar–Jun 1964 4-Month	11.42" (290.07mm)	14.84" (376.94mm)	-3.42" (-86.87mm)	115th Wettest	Wettest since: 1963	1983
Feb–Jun 1964 5-Month	15.53" (394.46mm)	17.72" (450.09mm)	-2.19" (-55.63mm)	30th Driest	Driest since: 1959	1925
Feb–Jun 1964 5-Month	15.53" (394.46mm)	17.72" (450.09mm)	-2.19" (-55.63mm)	99th Wettest	Wettest since: 1963	1972
Jan–Jun 1964 6-Month	19.77" (502.16mm)	21.08" (535.43mm)	-1.31" (-33.27mm)	45th Driest	Driest since: 1963	1986
	19.77" (502.16mm)	21.08" (535.43mm)	-1.31" (-33.27mm)	84th Wettest	Wettest since: 1962	1972
	Ties: 2021
Dec 1963–Jun 1964 7-Month	21.93" (557.02mm)	24.36" (618.74mm)	-2.43" (-61.72mm)	38th Driest	Driest since: 1963	1986
Dec 1963–Jun 1964 7-Month	21.93" (557.02mm)	24.36" (618.74mm)	-2.43" (-61.72mm)	90th Wettest	Wettest since: 1962	1998
Nov 1963–Jun 1964 8-Month	28.26" (717.80mm)	27.35" (694.69mm)	0.91" (23.11mm)	79th Driest	Driest since: 1963	1977
Nov 1963–Jun 1964 8-Month	28.26" (717.80mm)	27.35" (694.69mm)	0.91" (23.11mm)	49th Wettest	Wettest since: 1961	1998
Oct 1963–Jun 1964 9-Month	28.41" (721.61mm)	30.49" (774.45mm)	-2.08" (-52.84mm)	46th Driest	Driest since: 1959	1925
Oct 1963–Jun 1964 9-Month	28.41" (721.61mm)	30.49" (774.45mm)	-2.08" (-52.84mm)	82nd Wettest	Wettest since: 1963	2003
Sep 1963–Jun 1964 10-Month	32.40" (822.96mm)	34.04" (864.62mm)	-1.64" (-41.66mm)	47th Driest	Driest since: 1962	2002
Sep 1963–Jun 1964 10-Month	32.40" (822.96mm)	34.04" (864.62mm)	-1.64" (-41.66mm)	81st Wettest	Wettest since: 1963	2019
Aug 1963–Jun 1964 11-Month	35.85" (910.59mm)	38.41" (975.61mm)	-2.56" (-65.02mm)	44th Driest	Driest since: 1963	1931
Aug 1963–Jun 1964 11-Month	35.85" (910.59mm)	38.41" (975.61mm)	-2.56" (-65.02mm)	84th Wettest	Wettest since: 1962	1972
Jul 1963–Jun 1964 12-Month	37.60" (955.04mm)	42.56" (1,081.02mm)	-4.96" (-125.98mm)	22nd Driest	Driest since: 1963	1931
Jul 1963–Jun 1964 12-Month	37.60" (955.04mm)	42.56" (1,081.02mm)	-4.96" (-125.98mm)	106th Wettest	Wettest since: 1962	2019
Jan 1963–Jun 1964 18-Month	56.04" (1,423.42mm)	63.61" (1,615.69mm)	-7.57" (-192.27mm)	18th Driest	Driest since: 1955	1931
Jan 1963–Jun 1964 18-Month	56.04" (1,423.42mm)	63.61" (1,615.69mm)	-7.57" (-192.27mm)	110th Wettest	Wettest since: 1963	2019
Jul 1962–Jun 1964 24-Month	74.00" (1,879.60mm)	85.04" (2,160.02mm)	-11.04" (-280.42mm)	11th Driest	Driest since: 1955	1931
Jul 1962–Jun 1964 24-Month	74.00" (1,879.60mm)	85.04" (2,160.02mm)	-11.04" (-280.42mm)	116th Wettest	Wettest since: 1963	2019
Jul 1961–Jun 1964 36-Month	113.69" (2,887.73mm)	127.68" (3,243.07mm)	-13.99" (-355.34mm)	10th Driest	Driest since: 1932	1967
Jul 1961–Jun 1964 36-Month	113.69" (2,887.73mm)	127.68" (3,243.07mm)	-13.99" (-355.34mm)	116th Wettest	Wettest since: 1963	2021
Jul 1960–Jun 1964 48-Month	161.80" (4,109.72mm)	170.20" (4,323.08mm)	-8.40" (-213.36mm)	23rd Driest	Driest since: 1957	1967
Jul 1960–Jun 1964 48-Month	161.80" (4,109.72mm)	170.20" (4,323.08mm)	-8.40" (-213.36mm)	102nd Wettest	Wettest since: 1963	2021
Jul 1959–Jun 1964 60-Month	206.32" (5,240.53mm)	212.61" (5,400.29mm)	-6.29" (-159.76mm)	35th Driest	Driest since: 1958	1967
Jul 1959–Jun 1964 60-Month	206.32" (5,240.53mm)	212.61" (5,400.29mm)	-6.29" (-159.76mm)	89th Wettest	Wettest since: 1963	2022

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published November 2022, retrieved on December 4, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings