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.

Pennsylvania

Precipitation Rankings, March 1947

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Record Driest
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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2023)	Wettest/Driest Since	Record
March 1947 1-Month	2.28" (57.91mm)	3.49" (88.65mm)	-1.21" (-30.74mm)	17th Driest	Driest since: 1941	1910
March 1947 1-Month	2.28" (57.91mm)	3.49" (88.65mm)	-1.21" (-30.74mm)	113th Wettest	Wettest since: 1946	1936
Feb–Mar 1947 2-Month	3.63" (92.20mm)	6.09" (154.69mm)	-2.46" (-62.49mm)	8th Driest	Driest since: 1941	1969
Feb–Mar 1947 2-Month	3.63" (92.20mm)	6.09" (154.69mm)	-2.46" (-62.49mm)	122nd Wettest	Wettest since: 1946	2008
Jan–Mar 1947 3-Month	7.34" (186.44mm)	9.14" (232.16mm)	-1.80" (-45.72mm)	17th Driest	Driest since: 1946	1969
Jan–Mar 1947 3-Month	7.34" (186.44mm)	9.14" (232.16mm)	-1.80" (-45.72mm)	113th Wettest	Wettest since: 1945	1936
Dec 1946–Mar 1947 4-Month	9.68" (245.87mm)	12.24" (310.90mm)	-2.56" (-65.03mm)	13th Driest	Driest since: 1946	1969
Dec 1946–Mar 1947 4-Month	9.68" (245.87mm)	12.24" (310.90mm)	-2.56" (-65.03mm)	116th Wettest	Wettest since: 1945	1903
Nov 1946–Mar 1947 5-Month	11.04" (280.42mm)	15.45" (392.43mm)	-4.41" (-112.01mm)	2nd Driest	Driest since: 1931	1931
Nov 1946–Mar 1947 5-Month	11.04" (280.42mm)	15.45" (392.43mm)	-4.41" (-112.01mm)	127th Wettest	Wettest since: 1946	1951
Oct 1946–Mar 1947 6-Month	14.70" (373.38mm)	18.62" (472.95mm)	-3.92" (-99.57mm)	6th Driest	Driest since: 1934	1931
Oct 1946–Mar 1947 6-Month	14.70" (373.38mm)	18.62" (472.95mm)	-3.92" (-99.57mm)	123rd Wettest	Wettest since: 1946	2008
Sep 1946–Mar 1947 7-Month	18.04" (458.22mm)	22.18" (563.37mm)	-4.14" (-105.15mm)	6th Driest	Driest since: 1931	1931
Sep 1946–Mar 1947 7-Month	18.04" (458.22mm)	22.18" (563.37mm)	-4.14" (-105.15mm)	123rd Wettest	Wettest since: 1946	2019
Aug 1946–Mar 1947 8-Month	22.00" (558.80mm)	26.05" (661.67mm)	-4.05" (-102.87mm)	14th Driest	Driest since: 1944	1931
Aug 1946–Mar 1947 8-Month	22.00" (558.80mm)	26.05" (661.67mm)	-4.05" (-102.87mm)	115th Wettest	Wettest since: 1946	2019
Jul 1946–Mar 1947 9-Month	25.94" (658.88mm)	30.25" (768.35mm)	-4.31" (-109.47mm)	17th Driest	Driest since: 1931	1931
Jul 1946–Mar 1947 9-Month	25.94" (658.88mm)	30.25" (768.35mm)	-4.31" (-109.47mm)	112th Wettest	Wettest since: 1946	2019
Jun 1946–Mar 1947 10-Month	32.00" (812.80mm)	34.40" (873.76mm)	-2.40" (-60.96mm)	33rd Driest	Driest since: 1944	1931
Jun 1946–Mar 1947 10-Month	32.00" (812.80mm)	34.40" (873.76mm)	-2.40" (-60.96mm)	96th Wettest	Wettest since: 1946	2019
May 1946–Mar 1947 11-Month	39.31" (998.47mm)	38.31" (973.07mm)	1.00" (25.40mm)	68th Driest	Driest since: 1945	1931
May 1946–Mar 1947 11-Month	39.31" (998.47mm)	38.31" (973.07mm)	1.00" (25.40mm)	61st Wettest	Wettest since: 1946	2019
Apr 1946–Mar 1947 12-Month	40.52" (1,029.21mm)	41.93" (1,065.02mm)	-1.41" (-35.81mm)	42nd Driest	Driest since: 1944	1931
Apr 1946–Mar 1947 12-Month	40.52" (1,029.21mm)	41.93" (1,065.02mm)	-1.41" (-35.81mm)	87th Wettest	Wettest since: 1946	2019
Oct 1945–Mar 1947 18-Month	58.42" (1,483.87mm)	60.56" (1,538.22mm)	-2.14" (-54.35mm)	39th Driest	Driest since: 1942	1931
Oct 1945–Mar 1947 18-Month	58.42" (1,483.87mm)	60.56" (1,538.22mm)	-2.14" (-54.35mm)	89th Wettest	Wettest since: 1946	2019
Apr 1945–Mar 1947 24-Month	88.02" (2,235.71mm)	83.86" (2,130.04mm)	4.16" (105.67mm)	86th Driest	Driest since: 1945	1967
Apr 1945–Mar 1947 24-Month	88.02" (2,235.71mm)	83.86" (2,130.04mm)	4.16" (105.67mm)	42nd Wettest	Wettest since: 1946	2020
Apr 1944–Mar 1947 36-Month	129.28" (3,283.71mm)	125.85" (3,196.59mm)	3.43" (87.12mm)	78th Driest	Driest since: 1946	1966
	129.28" (3,283.71mm)	125.85" (3,196.59mm)	3.43" (87.12mm)	49th Wettest	Wettest since: 1938	2020
	Ties: 1949
Apr 1943–Mar 1947 48-Month	168.99" (4,292.35mm)	167.87" (4,263.90mm)	1.12" (28.45mm)	57th Driest	Driest since: 1945	1967
Apr 1943–Mar 1947 48-Month	168.99" (4,292.35mm)	167.87" (4,263.90mm)	1.12" (28.45mm)	69th Wettest	Wettest since: 1946	2020
Apr 1942–Mar 1947 60-Month	215.32" (5,469.13mm)	209.74" (5,327.40mm)	5.58" (141.73mm)	76th Driest	Driest since: 1946	1967
Apr 1942–Mar 1947 60-Month	215.32" (5,469.13mm)	209.74" (5,327.40mm)	5.58" (141.73mm)	49th Wettest	Wettest since: 1930	2022

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on May 29, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings