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, June 1966

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
June 1966 1-Month	1.27" (32.26mm)	4.17" (105.92mm)	-2.90" (-73.66mm)	1st Driest	Driest since: 1966	1966
June 1966 1-Month	1.27" (32.26mm)	4.17" (105.92mm)	-2.90" (-73.66mm)	128th Wettest	Wettest since: 1965	1972
May–Jun 1966 2-Month	4.60" (116.84mm)	8.10" (205.74mm)	-3.50" (-88.90mm)	3rd Driest	Driest since: 1965	1991
May–Jun 1966 2-Month	4.60" (116.84mm)	8.10" (205.74mm)	-3.50" (-88.90mm)	126th Wettest	Wettest since: 1964	1972
Apr–Jun 1966 3-Month	7.96" (202.18mm)	11.74" (298.20mm)	-3.78" (-96.02mm)	6th Driest	Driest since: 1965	1965
Apr–Jun 1966 3-Month	7.96" (202.18mm)	11.74" (298.20mm)	-3.78" (-96.02mm)	123rd Wettest	Wettest since: 1964	1972
Mar–Jun 1966 4-Month	10.38" (263.65mm)	15.23" (386.84mm)	-4.85" (-123.19mm)	3rd Driest	Driest since: 1965	1926
Mar–Jun 1966 4-Month	10.38" (263.65mm)	15.23" (386.84mm)	-4.85" (-123.19mm)	126th Wettest	Wettest since: 1964	1972
Feb–Jun 1966 5-Month	13.55" (344.17mm)	17.83" (452.88mm)	-4.28" (-108.71mm)	8th Driest	Driest since: 1965	1941
Feb–Jun 1966 5-Month	13.55" (344.17mm)	17.83" (452.88mm)	-4.28" (-108.71mm)	121st Wettest	Wettest since: 1964	1972
Jan–Jun 1966 6-Month	17.00" (431.80mm)	20.88" (530.35mm)	-3.88" (-98.55mm)	10th Driest	Driest since: 1965	1941
Jan–Jun 1966 6-Month	17.00" (431.80mm)	20.88" (530.35mm)	-3.88" (-98.55mm)	119th Wettest	Wettest since: 1964	1972
Dec 1965–Jun 1966 7-Month	18.26" (463.80mm)	23.98" (609.09mm)	-5.72" (-145.29mm)	6th Driest	Driest since: 1963	1941
Dec 1965–Jun 1966 7-Month	18.26" (463.80mm)	23.98" (609.09mm)	-5.72" (-145.29mm)	122nd Wettest	Wettest since: 1965	1972
Nov 1965–Jun 1966 8-Month	20.69" (525.53mm)	27.19" (690.63mm)	-6.50" (-165.10mm)	2nd Driest	Driest since: 1934	1934
Nov 1965–Jun 1966 8-Month	20.69" (525.53mm)	27.19" (690.63mm)	-6.50" (-165.10mm)	126th Wettest	Wettest since: 1965	2019
Oct 1965–Jun 1966 9-Month	24.20" (614.68mm)	30.36" (771.14mm)	-6.16" (-156.46mm)	7th Driest	Driest since: 1965	1925
Oct 1965–Jun 1966 9-Month	24.20" (614.68mm)	30.36" (771.14mm)	-6.16" (-156.46mm)	121st Wettest	Wettest since: 1964	2019
Sep 1965–Jun 1966 10-Month	27.70" (703.58mm)	33.92" (861.57mm)	-6.22" (-157.99mm)	6th Driest	Driest since: 1965	1965
Sep 1965–Jun 1966 10-Month	27.70" (703.58mm)	33.92" (861.57mm)	-6.22" (-157.99mm)	122nd Wettest	Wettest since: 1964	2019
Aug 1965–Jun 1966 11-Month	31.90" (810.26mm)	37.79" (959.87mm)	-5.89" (-149.61mm)	9th Driest	Driest since: 1965	1931
	31.90" (810.26mm)	37.79" (959.87mm)	-5.89" (-149.61mm)	119th Wettest	Wettest since: 1964	2019
	Ties: 1926
Jul 1965–Jun 1966 12-Month	34.41" (874.01mm)	41.99" (1,066.55mm)	-7.58" (-192.54mm)	6th Driest	Driest since: 1965	1931
Jul 1965–Jun 1966 12-Month	34.41" (874.01mm)	41.99" (1,066.55mm)	-7.58" (-192.54mm)	122nd Wettest	Wettest since: 1964	2019
Jan 1965–Jun 1966 18-Month	50.87" (1,292.10mm)	62.83" (1,595.88mm)	-11.96" (-303.78mm)	3rd Driest	Driest since: 1931	1931
Jan 1965–Jun 1966 18-Month	50.87" (1,292.10mm)	62.83" (1,595.88mm)	-11.96" (-303.78mm)	125th Wettest	Wettest since: 1965	2019
Jul 1964–Jun 1966 24-Month	66.79" (1,696.47mm)	83.92" (2,131.57mm)	-17.13" (-435.10mm)	1st Driest	Driest since: 1966	1966
Jul 1964–Jun 1966 24-Month	66.79" (1,696.47mm)	83.92" (2,131.57mm)	-17.13" (-435.10mm)	126th Wettest	Wettest since: 1965	2019
Jul 1963–Jun 1966 36-Month	103.96" (2,640.58mm)	125.95" (3,199.13mm)	-21.99" (-558.55mm)	1st Driest	Driest since: 1966	1966
Jul 1963–Jun 1966 36-Month	103.96" (2,640.58mm)	125.95" (3,199.13mm)	-21.99" (-558.55mm)	125th Wettest	Wettest since: 1965	2019
Jul 1962–Jun 1966 48-Month	138.68" (3,522.47mm)	167.95" (4,265.93mm)	-29.27" (-743.46mm)	1st Driest	Driest since: 1966	1966
Jul 1962–Jun 1966 48-Month	138.68" (3,522.47mm)	167.95" (4,265.93mm)	-29.27" (-743.46mm)	124th Wettest	Wettest since: 1965	2020
Jul 1961–Jun 1966 60-Month	175.56" (4,459.22mm)	209.88" (5,330.95mm)	-34.32" (-871.73mm)	1st Driest	Driest since: 1966	1966
Jul 1961–Jun 1966 60-Month	175.56" (4,459.22mm)	209.88" (5,330.95mm)	-34.32" (-871.73mm)	123rd Wettest	Wettest since: 1965	2022

Citing This Page

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