Statewide Rankings

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Month:

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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 2018

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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 2018 1-Month	3.12" (79.25mm)	3.49" (88.65mm)	-0.37" (-9.40mm)	56th Driest	Driest since: 2016	1910
March 2018 1-Month	3.12" (79.25mm)	3.49" (88.65mm)	-0.37" (-9.40mm)	74th Wettest	Wettest since: 2017	1936
Feb–Mar 2018 2-Month	8.52" (216.41mm)	6.09" (154.69mm)	2.43" (61.72mm)	121st Driest	Driest since: 2017	1969
Feb–Mar 2018 2-Month	8.52" (216.41mm)	6.09" (154.69mm)	2.43" (61.72mm)	9th Wettest	Wettest since: 2011	2008
Jan–Mar 2018 3-Month	11.80" (299.72mm)	9.14" (232.16mm)	2.66" (67.56mm)	119th Driest	Driest since: 2017	1969
Jan–Mar 2018 3-Month	11.80" (299.72mm)	9.14" (232.16mm)	2.66" (67.56mm)	11th Wettest	Wettest since: 2008	1936
Dec 2017–Mar 2018 4-Month	13.50" (342.90mm)	12.24" (310.90mm)	1.26" (32.00mm)	89th Driest	Driest since: 2016	1969
Dec 2017–Mar 2018 4-Month	13.50" (342.90mm)	12.24" (310.90mm)	1.26" (32.00mm)	40th Wettest	Wettest since: 2017	1903
Nov 2017–Mar 2018 5-Month	16.39" (416.31mm)	15.45" (392.43mm)	0.94" (23.88mm)	86th Driest	Driest since: 2017	1931
Nov 2017–Mar 2018 5-Month	16.39" (416.31mm)	15.45" (392.43mm)	0.94" (23.88mm)	43rd Wettest	Wettest since: 2011	1951
Oct 2017–Mar 2018 6-Month	21.48" (545.59mm)	18.62" (472.95mm)	2.86" (72.64mm)	105th Driest	Driest since: 2017	1931
Oct 2017–Mar 2018 6-Month	21.48" (545.59mm)	18.62" (472.95mm)	2.86" (72.64mm)	24th Wettest	Wettest since: 2011	2008
Sep 2017–Mar 2018 7-Month	23.54" (597.92mm)	22.18" (563.37mm)	1.36" (34.55mm)	81st Driest	Driest since: 2017	1931
Sep 2017–Mar 2018 7-Month	23.54" (597.92mm)	22.18" (563.37mm)	1.36" (34.55mm)	48th Wettest	Wettest since: 2013	2019
Aug 2017–Mar 2018 8-Month	27.38" (695.45mm)	26.05" (661.67mm)	1.33" (33.78mm)	76th Driest	Driest since: 2017	1931
Aug 2017–Mar 2018 8-Month	27.38" (695.45mm)	26.05" (661.67mm)	1.33" (33.78mm)	53rd Wettest	Wettest since: 2013	2019
Jul 2017–Mar 2018 9-Month	33.52" (851.41mm)	30.25" (768.35mm)	3.27" (83.06mm)	99th Driest	Driest since: 2017	1931
Jul 2017–Mar 2018 9-Month	33.52" (851.41mm)	30.25" (768.35mm)	3.27" (83.06mm)	30th Wettest	Wettest since: 2012	2019
Jun 2017–Mar 2018 10-Month	38.14" (968.76mm)	34.40" (873.76mm)	3.74" (95.00mm)	101st Driest	Driest since: 2017	1931
Jun 2017–Mar 2018 10-Month	38.14" (968.76mm)	34.40" (873.76mm)	3.74" (95.00mm)	28th Wettest	Wettest since: 2012	2019
May 2017–Mar 2018 11-Month	44.09" (1,119.89mm)	38.31" (973.07mm)	5.78" (146.82mm)	111th Driest	Driest since: 2017	1931
May 2017–Mar 2018 11-Month	44.09" (1,119.89mm)	38.31" (973.07mm)	5.78" (146.82mm)	18th Wettest	Wettest since: 2012	2019
Apr 2017–Mar 2018 12-Month	48.41" (1,229.61mm)	41.93" (1,065.02mm)	6.48" (164.59mm)	116th Driest	Driest since: 2017	1931
Apr 2017–Mar 2018 12-Month	48.41" (1,229.61mm)	41.93" (1,065.02mm)	6.48" (164.59mm)	13th Wettest	Wettest since: 2012	2019
Oct 2016–Mar 2018 18-Month	67.83" (1,722.88mm)	60.56" (1,538.22mm)	7.27" (184.66mm)	110th Driest	Driest since: 2017	1931
Oct 2016–Mar 2018 18-Month	67.83" (1,722.88mm)	60.56" (1,538.22mm)	7.27" (184.66mm)	18th Wettest	Wettest since: 2012	2019
Apr 2016–Mar 2018 24-Month	89.12" (2,263.65mm)	83.86" (2,130.04mm)	5.26" (133.61mm)	96th Driest	Driest since: 2017	1967
	89.12" (2,263.65mm)	83.86" (2,130.04mm)	5.26" (133.61mm)	32nd Wettest	Wettest since: 2013	2020
	Ties: 1977
Apr 2015–Mar 2018 36-Month	133.36" (3,387.34mm)	125.85" (3,196.59mm)	7.51" (190.75mm)	97th Driest	Driest since: 2017	1966
Apr 2015–Mar 2018 36-Month	133.36" (3,387.34mm)	125.85" (3,196.59mm)	7.51" (190.75mm)	30th Wettest	Wettest since: 2014	2020
Apr 2014–Mar 2018 48-Month	174.78" (4,439.41mm)	167.87" (4,263.90mm)	6.91" (175.51mm)	85th Driest	Driest since: 2017	1967
Apr 2014–Mar 2018 48-Month	174.78" (4,439.41mm)	167.87" (4,263.90mm)	6.91" (175.51mm)	41st Wettest	Wettest since: 2015	2020
Apr 2013–Mar 2018 60-Month	217.67" (5,528.82mm)	209.74" (5,327.40mm)	7.93" (201.42mm)	88th Driest	Driest since: 2017	1967
Apr 2013–Mar 2018 60-Month	217.67" (5,528.82mm)	209.74" (5,327.40mm)	7.93" (201.42mm)	37th Wettest	Wettest since: 2016	2022

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on June 4, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings