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, August 1958

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
August 1958 1-Month	4.26" (108.20mm)	3.87" (98.30mm)	0.39" (9.90mm)	85th Driest	Driest since: 1957	1930
	4.26" (108.20mm)	3.87" (98.30mm)	0.39" (9.90mm)	44th Wettest	Wettest since: 1956	1955
	Ties: 1959
Jul–Aug 1958 2-Month	10.63" (270.00mm)	8.05" (204.47mm)	2.58" (65.53mm)	115th Driest	Driest since: 1957	1930
Jul–Aug 1958 2-Month	10.63" (270.00mm)	8.05" (204.47mm)	2.58" (65.53mm)	14th Wettest	Wettest since: 1956	2018
Jun–Aug 1958 3-Month	14.88" (377.95mm)	12.22" (310.39mm)	2.66" (67.56mm)	109th Driest	Driest since: 1957	1966
Jun–Aug 1958 3-Month	14.88" (377.95mm)	12.22" (310.39mm)	2.66" (67.56mm)	20th Wettest	Wettest since: 1956	2018
May–Aug 1958 4-Month	18.79" (477.27mm)	16.15" (410.21mm)	2.64" (67.06mm)	101st Driest	Driest since: 1957	1966
May–Aug 1958 4-Month	18.79" (477.27mm)	16.15" (410.21mm)	2.64" (67.06mm)	28th Wettest	Wettest since: 1956	2018
Apr–Aug 1958 5-Month	22.96" (583.18mm)	19.79" (502.67mm)	3.17" (80.51mm)	105th Driest	Driest since: 1957	1966
Apr–Aug 1958 5-Month	22.96" (583.18mm)	19.79" (502.67mm)	3.17" (80.51mm)	24th Wettest	Wettest since: 1956	2018
Mar–Aug 1958 6-Month	25.99" (660.15mm)	23.29" (591.57mm)	2.70" (68.58mm)	103rd Driest	Driest since: 1957	1966
Mar–Aug 1958 6-Month	25.99" (660.15mm)	23.29" (591.57mm)	2.70" (68.58mm)	26th Wettest	Wettest since: 1956	2011
Feb–Aug 1958 7-Month	28.56" (725.42mm)	25.89" (657.61mm)	2.67" (67.81mm)	101st Driest	Driest since: 1957	1995
Feb–Aug 1958 7-Month	28.56" (725.42mm)	25.89" (657.61mm)	2.67" (67.81mm)	28th Wettest	Wettest since: 1956	2018
Jan–Aug 1958 8-Month	32.28" (819.91mm)	28.94" (735.08mm)	3.34" (84.83mm)	103rd Driest	Driest since: 1957	1963
Jan–Aug 1958 8-Month	32.28" (819.91mm)	28.94" (735.08mm)	3.34" (84.83mm)	26th Wettest	Wettest since: 1956	2018
Dec 1957–Aug 1958 9-Month	37.26" (946.40mm)	32.03" (813.56mm)	5.23" (132.84mm)	112th Driest	Driest since: 1957	1966
Dec 1957–Aug 1958 9-Month	37.26" (946.40mm)	32.03" (813.56mm)	5.23" (132.84mm)	16th Wettest	Wettest since: 1952	2018
Nov 1957–Aug 1958 10-Month	39.85" (1,012.19mm)	35.24" (895.10mm)	4.61" (117.09mm)	103rd Driest	Driest since: 1957	1966
Nov 1957–Aug 1958 10-Month	39.85" (1,012.19mm)	35.24" (895.10mm)	4.61" (117.09mm)	25th Wettest	Wettest since: 1952	2019
Oct 1957–Aug 1958 11-Month	42.41" (1,077.21mm)	38.42" (975.87mm)	3.99" (101.34mm)	101st Driest	Driest since: 1957	1925
Oct 1957–Aug 1958 11-Month	42.41" (1,077.21mm)	38.42" (975.87mm)	3.99" (101.34mm)	27th Wettest	Wettest since: 1956	2019
Sep 1957–Aug 1958 12-Month	45.64" (1,159.26mm)	41.98" (1,066.29mm)	3.66" (92.97mm)	93rd Driest	Driest since: 1957	1965
Sep 1957–Aug 1958 12-Month	45.64" (1,159.26mm)	41.98" (1,066.29mm)	3.66" (92.97mm)	35th Wettest	Wettest since: 1956	2019
Mar 1957–Aug 1958 18-Month	64.42" (1,636.27mm)	65.21" (1,656.33mm)	-0.79" (-20.06mm)	46th Driest	Driest since: 1954	1966
Mar 1957–Aug 1958 18-Month	64.42" (1,636.27mm)	65.21" (1,656.33mm)	-0.79" (-20.06mm)	82nd Wettest	Wettest since: 1957	2019
Sep 1956–Aug 1958 24-Month	81.71" (2,075.43mm)	83.89" (2,130.81mm)	-2.18" (-55.38mm)	41st Driest	Driest since: 1955	1966
Sep 1956–Aug 1958 24-Month	81.71" (2,075.43mm)	83.89" (2,130.81mm)	-2.18" (-55.38mm)	86th Wettest	Wettest since: 1957	2019
Sep 1955–Aug 1958 36-Month	128.73" (3,269.74mm)	125.89" (3,197.61mm)	2.84" (72.13mm)	73rd Driest	Driest since: 1957	1966
Sep 1955–Aug 1958 36-Month	128.73" (3,269.74mm)	125.89" (3,197.61mm)	2.84" (72.13mm)	53rd Wettest	Wettest since: 1953	2019
Sep 1954–Aug 1958 48-Month	171.97" (4,368.04mm)	167.87" (4,263.90mm)	4.10" (104.14mm)	71st Driest	Driest since: 1957	1966
Sep 1954–Aug 1958 48-Month	171.97" (4,368.04mm)	167.87" (4,263.90mm)	4.10" (104.14mm)	54th Wettest	Wettest since: 1954	2020
Sep 1953–Aug 1958 60-Month	209.36" (5,317.74mm)	209.80" (5,328.92mm)	-0.44" (-11.18mm)	51st Driest	Driest since: 1957	1966
Sep 1953–Aug 1958 60-Month	209.36" (5,317.74mm)	209.80" (5,328.92mm)	-0.44" (-11.18mm)	73rd Wettest	Wettest since: 1956	2021

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 3, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings