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 2002

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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 2002 1-Month	3.30" (83.82mm)	3.73" (94.74mm)	-0.43" (-10.92mm)	52nd Driest	Driest since: 2000	1964
	3.30" (83.82mm)	3.73" (94.74mm)	-0.43" (-10.92mm)	77th Wettest	Wettest since: 2001	2018
	Ties: 1905
Apr–May 2002 2-Month	7.03" (178.56mm)	7.21" (183.13mm)	-0.18" (-4.57mm)	62nd Driest	Driest since: 2001	1963
Apr–May 2002 2-Month	7.03" (178.56mm)	7.21" (183.13mm)	-0.18" (-4.57mm)	67th Wettest	Wettest since: 2000	1983
Mar–May 2002 3-Month	11.25" (285.75mm)	10.99" (279.15mm)	0.26" (6.60mm)	78th Driest	Driest since: 1999	1986
Mar–May 2002 3-Month	11.25" (285.75mm)	10.99" (279.15mm)	0.26" (6.60mm)	51st Wettest	Wettest since: 2001	1983
Feb–May 2002 4-Month	11.83" (300.48mm)	13.88" (352.55mm)	-2.05" (-52.07mm)	29th Driest	Driest since: 1999	2006
Feb–May 2002 4-Month	11.83" (300.48mm)	13.88" (352.55mm)	-2.05" (-52.07mm)	100th Wettest	Wettest since: 2001	1983
Jan–May 2002 5-Month	14.15" (359.41mm)	17.23" (437.64mm)	-3.08" (-78.23mm)	21st Driest	Driest since: 1991	1969
Jan–May 2002 5-Month	14.15" (359.41mm)	17.23" (437.64mm)	-3.08" (-78.23mm)	108th Wettest	Wettest since: 2001	1998
Dec 2001–May 2002 6-Month	16.00" (406.40mm)	20.52" (521.21mm)	-4.52" (-114.81mm)	15th Driest	Driest since: 1986	1986
Dec 2001–May 2002 6-Month	16.00" (406.40mm)	20.52" (521.21mm)	-4.52" (-114.81mm)	113th Wettest	Wettest since: 2001	1984
Nov 2001–May 2002 7-Month	17.01" (432.05mm)	23.51" (597.15mm)	-6.50" (-165.10mm)	4th Driest	Driest since: 1977	1977
Nov 2001–May 2002 7-Month	17.01" (432.05mm)	23.51" (597.15mm)	-6.50" (-165.10mm)	124th Wettest	Wettest since: 2001	1998
Oct 2001–May 2002 8-Month	17.93" (455.42mm)	26.64" (676.66mm)	-8.71" (-221.24mm)	2nd Driest	Driest since: 1925	1925
Oct 2001–May 2002 8-Month	17.93" (455.42mm)	26.64" (676.66mm)	-8.71" (-221.24mm)	126th Wettest	Wettest since: 2001	1984
Sep 2001–May 2002 9-Month	20.33" (516.38mm)	30.19" (766.83mm)	-9.86" (-250.45mm)	1st Driest	Driest to Date	2002
Sep 2001–May 2002 9-Month	20.33" (516.38mm)	30.19" (766.83mm)	-9.86" (-250.45mm)	127th Wettest	Wettest since: 2001	2019
Aug 2001–May 2002 10-Month	24.64" (625.86mm)	34.56" (877.82mm)	-9.92" (-251.96mm)	2nd Driest	Driest since: 1931	1931
Aug 2001–May 2002 10-Month	24.64" (625.86mm)	34.56" (877.82mm)	-9.92" (-251.96mm)	126th Wettest	Wettest since: 2001	2019
Jul 2001–May 2002 11-Month	29.12" (739.65mm)	38.72" (983.49mm)	-9.60" (-243.84mm)	4th Driest	Driest since: 1999	1931
Jul 2001–May 2002 11-Month	29.12" (739.65mm)	38.72" (983.49mm)	-9.60" (-243.84mm)	124th Wettest	Wettest since: 2001	2019
Jun 2001–May 2002 12-Month	33.77" (857.76mm)	42.56" (1,081.02mm)	-8.79" (-223.26mm)	6th Driest	Driest since: 1999	1931
Jun 2001–May 2002 12-Month	33.77" (857.76mm)	42.56" (1,081.02mm)	-8.79" (-223.26mm)	122nd Wettest	Wettest since: 2001	2019
Dec 2000–May 2002 18-Month	52.99" (1,345.95mm)	63.04" (1,601.22mm)	-10.05" (-255.27mm)	9th Driest	Driest since: 1981	1931
Dec 2000–May 2002 18-Month	52.99" (1,345.95mm)	63.04" (1,601.22mm)	-10.05" (-255.27mm)	118th Wettest	Wettest since: 2001	2019
Jun 2000–May 2002 24-Month	76.14" (1,933.96mm)	85.05" (2,160.27mm)	-8.91" (-226.31mm)	18th Driest	Driest since: 1986	1931
Jun 2000–May 2002 24-Month	76.14" (1,933.96mm)	85.05" (2,160.27mm)	-8.91" (-226.31mm)	109th Wettest	Wettest since: 2001	2019
Jun 1999–May 2002 36-Month	121.52" (3,086.61mm)	127.65" (3,242.31mm)	-6.13" (-155.70mm)	30th Driest	Driest since: 2001	1967
Jun 1999–May 2002 36-Month	121.52" (3,086.61mm)	127.65" (3,242.31mm)	-6.13" (-155.70mm)	96th Wettest	Wettest since: 2000	2021
Jun 1998–May 2002 48-Month	154.61" (3,927.09mm)	170.18" (4,322.57mm)	-15.57" (-395.48mm)	9th Driest	Driest since: 1969	1966
Jun 1998–May 2002 48-Month	154.61" (3,927.09mm)	170.18" (4,322.57mm)	-15.57" (-395.48mm)	116th Wettest	Wettest since: 2001	2021
Jun 1997–May 2002 60-Month	204.54" (5,195.32mm)	212.57" (5,399.28mm)	-8.03" (-203.96mm)	30th Driest	Driest since: 1989	1969
Jun 1997–May 2002 60-Month	204.54" (5,195.32mm)	212.57" (5,399.28mm)	-8.03" (-203.96mm)	94th Wettest	Wettest since: 2001	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