Statewide Rankings

Parameter:

Year:

Month:

State:

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 1928

View Period (Months):

All

Download: CSV JSON XML

Record Driest

Bottom ⅒

Bottom ⅓

Normal

Top ⅓

Top ⅒

Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
May 1928 1-Month	2.17" (55.12mm)	3.93" (99.82mm)	-1.76" (-44.70mm)	13th Driest	Driest since: 1926	1964
	2.17" (55.12mm)	3.93" (99.82mm)	-1.76" (-44.70mm)	116th Wettest	Wettest since: 1927	1989
	Ties: 1936
Apr–May 1928 2-Month	7.78" (197.61mm)	7.57" (192.28mm)	0.21" (5.33mm)	74th Driest	Driest since: 1926	1926
Apr–May 1928 2-Month	7.78" (197.61mm)	7.57" (192.28mm)	0.21" (5.33mm)	55th Wettest	Wettest since: 1927	2011
Mar–May 1928 3-Month	11.01" (279.65mm)	11.06" (280.92mm)	-0.05" (-1.27mm)	68th Driest	Driest since: 1927	1926
Mar–May 1928 3-Month	11.01" (279.65mm)	11.06" (280.92mm)	-0.05" (-1.27mm)	61st Wettest	Wettest since: 1924	2011
Feb–May 1928 4-Month	14.27" (362.46mm)	13.66" (346.96mm)	0.61" (15.50mm)	75th Driest	Driest since: 1926	1941
Feb–May 1928 4-Month	14.27" (362.46mm)	13.66" (346.96mm)	0.61" (15.50mm)	54th Wettest	Wettest since: 1927	2011
Jan–May 1928 5-Month	16.35" (415.29mm)	16.71" (424.43mm)	-0.36" (-9.14mm)	59th Driest	Driest since: 1926	1941
	16.35" (415.29mm)	16.71" (424.43mm)	-0.36" (-9.14mm)	70th Wettest	Wettest since: 1927	2011
	Ties: 1949
Dec 1927–May 1928 6-Month	20.73" (526.54mm)	19.81" (503.17mm)	0.92" (23.37mm)	80th Driest	Driest since: 1927	1941
Dec 1927–May 1928 6-Month	20.73" (526.54mm)	19.81" (503.17mm)	0.92" (23.37mm)	48th Wettest	Wettest since: 1924	2011
Nov 1927–May 1928 7-Month	26.11" (663.19mm)	23.02" (584.71mm)	3.09" (78.48mm)	107th Driest	Driest since: 1927	1934
Nov 1927–May 1928 7-Month	26.11" (663.19mm)	23.02" (584.71mm)	3.09" (78.48mm)	21st Wettest	Wettest since: 1924	1952
Oct 1927–May 1928 8-Month	32.17" (817.12mm)	26.19" (665.23mm)	5.98" (151.89mm)	119th Driest	Driest since: 1927	1925
Oct 1927–May 1928 8-Month	32.17" (817.12mm)	26.19" (665.23mm)	5.98" (151.89mm)	9th Wettest	Wettest since: 1908	2011
Sep 1927–May 1928 9-Month	34.03" (864.36mm)	29.75" (755.65mm)	4.28" (108.71mm)	106th Driest	Driest since: 1926	1941
Sep 1927–May 1928 9-Month	34.03" (864.36mm)	29.75" (755.65mm)	4.28" (108.71mm)	22nd Wettest	Wettest since: 1927	2019
Aug 1927–May 1928 10-Month	37.76" (959.10mm)	33.62" (853.95mm)	4.14" (105.15mm)	105th Driest	Driest since: 1926	1931
	37.76" (959.10mm)	33.62" (853.95mm)	4.14" (105.15mm)	23rd Wettest	Wettest since: 1927	2019
	Ties: 1937
Jul 1927–May 1928 11-Month	42.61" (1,082.29mm)	37.82" (960.63mm)	4.79" (121.66mm)	105th Driest	Driest since: 1926	1931
Jul 1927–May 1928 11-Month	42.61" (1,082.29mm)	37.82" (960.63mm)	4.79" (121.66mm)	23rd Wettest	Wettest since: 1927	2019
Jun 1927–May 1928 12-Month	46.25" (1,174.75mm)	41.97" (1,066.04mm)	4.28" (108.71mm)	101st Driest	Driest since: 1926	1931
Jun 1927–May 1928 12-Month	46.25" (1,174.75mm)	41.97" (1,066.04mm)	4.28" (108.71mm)	27th Wettest	Wettest since: 1927	2019
Dec 1926–May 1928 18-Month	66.07" (1,678.18mm)	61.76" (1,568.70mm)	4.31" (109.48mm)	94th Driest	Driest since: 1927	1931
Dec 1926–May 1928 18-Month	66.07" (1,678.18mm)	61.76" (1,568.70mm)	4.31" (109.48mm)	33rd Wettest	Wettest since: 1913	2019
Jun 1926–May 1928 24-Month	94.16" (2,391.66mm)	83.91" (2,131.31mm)	10.25" (260.35mm)	110th Driest	Driest since: 1927	1931
Jun 1926–May 1928 24-Month	94.16" (2,391.66mm)	83.91" (2,131.31mm)	10.25" (260.35mm)	17th Wettest	Wettest since: 1913	2019
Jun 1925–May 1928 36-Month	130.96" (3,326.38mm)	125.93" (3,198.62mm)	5.03" (127.76mm)	84th Driest	Driest since: 1927	1965
Jun 1925–May 1928 36-Month	130.96" (3,326.38mm)	125.93" (3,198.62mm)	5.03" (127.76mm)	42nd Wettest	Wettest since: 1914	2020
Jun 1924–May 1928 48-Month	167.84" (4,263.14mm)	167.92" (4,265.17mm)	-0.08" (-2.03mm)	52nd Driest	Driest since: 1927	1966
Jun 1924–May 1928 48-Month	167.84" (4,263.14mm)	167.92" (4,265.17mm)	-0.08" (-2.03mm)	73rd Wettest	Wettest since: 1921	2020
Jun 1923–May 1928 60-Month	211.47" (5,371.34mm)	209.84" (5,329.94mm)	1.63" (41.40mm)	58th Driest	Driest since: 1927	1967
Jun 1923–May 1928 60-Month	211.47" (5,371.34mm)	209.84" (5,329.94mm)	1.63" (41.40mm)	66th Wettest	Wettest since: 1916	2022

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 26, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings