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, May 1965

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
May 1965 1-Month	2.36" (59.94mm)	3.93" (99.82mm)	-1.57" (-39.88mm)	19th Driest	Driest since: 1964	1964
May 1965 1-Month	2.36" (59.94mm)	3.93" (99.82mm)	-1.57" (-39.88mm)	110th Wettest	Wettest since: 1963	1989
Apr–May 1965 2-Month	4.75" (120.65mm)	7.57" (192.28mm)	-2.82" (-71.63mm)	5th Driest	Driest since: 1941	1926
Apr–May 1965 2-Month	4.75" (120.65mm)	7.57" (192.28mm)	-2.82" (-71.63mm)	124th Wettest	Wettest since: 1964	2011
Mar–May 1965 3-Month	8.21" (208.53mm)	11.06" (280.92mm)	-2.85" (-72.39mm)	9th Driest	Driest since: 1941	1926
Mar–May 1965 3-Month	8.21" (208.53mm)	11.06" (280.92mm)	-2.85" (-72.39mm)	120th Wettest	Wettest since: 1964	2011
Feb–May 1965 4-Month	10.82" (274.83mm)	13.66" (346.96mm)	-2.84" (-72.13mm)	13th Driest	Driest since: 1963	1941
Feb–May 1965 4-Month	10.82" (274.83mm)	13.66" (346.96mm)	-2.84" (-72.13mm)	116th Wettest	Wettest since: 1964	2011
Jan–May 1965 5-Month	14.34" (364.24mm)	16.71" (424.43mm)	-2.37" (-60.19mm)	23rd Driest	Driest since: 1963	1941
Jan–May 1965 5-Month	14.34" (364.24mm)	16.71" (424.43mm)	-2.37" (-60.19mm)	106th Wettest	Wettest since: 1964	2011
Dec 1964–May 1965 6-Month	18.08" (459.23mm)	19.81" (503.17mm)	-1.73" (-43.94mm)	35th Driest	Driest since: 1963	1941
Dec 1964–May 1965 6-Month	18.08" (459.23mm)	19.81" (503.17mm)	-1.73" (-43.94mm)	93rd Wettest	Wettest since: 1964	2011
Nov 1964–May 1965 7-Month	20.45" (519.43mm)	23.02" (584.71mm)	-2.57" (-65.28mm)	26th Driest	Driest since: 1963	1934
Nov 1964–May 1965 7-Month	20.45" (519.43mm)	23.02" (584.71mm)	-2.57" (-65.28mm)	102nd Wettest	Wettest since: 1964	1952
Oct 1964–May 1965 8-Month	21.79" (553.47mm)	26.19" (665.23mm)	-4.40" (-111.76mm)	12th Driest	Driest since: 1963	1925
Oct 1964–May 1965 8-Month	21.79" (553.47mm)	26.19" (665.23mm)	-4.40" (-111.76mm)	116th Wettest	Wettest since: 1964	2011
Sep 1964–May 1965 9-Month	23.58" (598.93mm)	29.75" (755.65mm)	-6.17" (-156.72mm)	5th Driest	Driest since: 1941	1941
Sep 1964–May 1965 9-Month	23.58" (598.93mm)	29.75" (755.65mm)	-6.17" (-156.72mm)	123rd Wettest	Wettest since: 1964	2019
Aug 1964–May 1965 10-Month	26.64" (676.66mm)	33.62" (853.95mm)	-6.98" (-177.29mm)	2nd Driest	Driest since: 1931	1931
Aug 1964–May 1965 10-Month	26.64" (676.66mm)	33.62" (853.95mm)	-6.98" (-177.29mm)	126th Wettest	Wettest since: 1964	2019
Jul 1964–May 1965 11-Month	30.26" (768.60mm)	37.82" (960.63mm)	-7.56" (-192.03mm)	4th Driest	Driest since: 1941	1931
Jul 1964–May 1965 11-Month	30.26" (768.60mm)	37.82" (960.63mm)	-7.56" (-192.03mm)	124th Wettest	Wettest since: 1964	2019
Jun 1964–May 1965 12-Month	33.79" (858.27mm)	41.97" (1,066.04mm)	-8.18" (-207.77mm)	3rd Driest	Driest since: 1931	1931
Jun 1964–May 1965 12-Month	33.79" (858.27mm)	41.97" (1,066.04mm)	-8.18" (-207.77mm)	125th Wettest	Wettest since: 1964	2019
Dec 1963–May 1965 18-Month	53.16" (1,350.26mm)	61.76" (1,568.70mm)	-8.60" (-218.44mm)	7th Driest	Driest since: 1964	1931
Dec 1963–May 1965 18-Month	53.16" (1,350.26mm)	61.76" (1,568.70mm)	-8.60" (-218.44mm)	120th Wettest	Wettest since: 1962	2019
Jun 1963–May 1965 24-Month	70.37" (1,787.40mm)	83.91" (2,131.31mm)	-13.54" (-343.91mm)	4th Driest	Driest since: 1932	1931
Jun 1963–May 1965 24-Month	70.37" (1,787.40mm)	83.91" (2,131.31mm)	-13.54" (-343.91mm)	123rd Wettest	Wettest since: 1964	2019
Jun 1962–May 1965 36-Month	105.15" (2,670.81mm)	125.93" (3,198.62mm)	-20.78" (-527.81mm)	1st Driest	Driest since: 1965	1965
Jun 1962–May 1965 36-Month	105.15" (2,670.81mm)	125.93" (3,198.62mm)	-20.78" (-527.81mm)	125th Wettest	Wettest since: 1964	2020
Jun 1961–May 1965 48-Month	143.14" (3,635.76mm)	167.92" (4,265.17mm)	-24.78" (-629.41mm)	3rd Driest	Driest since: 1965	1966
Jun 1961–May 1965 48-Month	143.14" (3,635.76mm)	167.92" (4,265.17mm)	-24.78" (-629.41mm)	122nd Wettest	Wettest since: 1964	2020
Jun 1960–May 1965 60-Month	183.38" (4,657.85mm)	209.84" (5,329.94mm)	-26.46" (-672.09mm)	5th Driest	Driest since: 1965	1967
Jun 1960–May 1965 60-Month	183.38" (4,657.85mm)	209.84" (5,329.94mm)	-26.46" (-672.09mm)	119th Wettest	Wettest since: 1964	2022

Citing This Page

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