Climate at a Glance | Divisional Rankings | National Centers for Environmental Information (NCEI)

Divisional Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska or Hawaii. 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, Climate Division 2

November 1972 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
November 1972 1-Month	4.84	-0.28	5.12	129th Driest	Driest since: 1971	1931
November 1972 1-Month	4.84	-0.28	5.12	2nd Wettest	Wettest to Date	2018
Oct–Nov 1972 2-Month	2.24	-0.07	2.31	120th Driest	Driest since: 1971	2024
Oct–Nov 1972 2-Month	2.24	-0.07	2.31	11th Wettest	Wettest since: 1955	1932
Sep–Nov 1972 3-Month	0.63	-0.03	0.66	87th Driest	Driest since: 1969	2024
Sep–Nov 1972 3-Month	0.63	-0.03	0.66	44th Wettest	Wettest since: 1971	2011
Aug–Nov 1972 4-Month	-0.02	0.00	-0.02	59th Driest	Driest since: 1969	1930
Aug–Nov 1972 4-Month	-0.02	0.00	-0.02	72nd Wettest	Wettest since: 1971	2011
Jul–Nov 1972 5-Month	-0.28	-0.01	-0.27	48th Driest	Driest since: 1968	1964
Jul–Nov 1972 5-Month	-0.28	-0.01	-0.27	83rd Wettest	Wettest since: 1971	2018
Jun–Nov 1972 6-Month	1.41	0.01	1.40	118th Driest	Driest since: 1971	1930
Jun–Nov 1972 6-Month	1.41	0.01	1.40	13th Wettest	Wettest since: 1945	2018
May–Nov 1972 7-Month	1.40	-0.04	1.44	122nd Driest	Driest since: 1971	1964
May–Nov 1972 7-Month	1.40	-0.04	1.44	9th Wettest	Wettest since: 1945	2018
Apr–Nov 1972 8-Month	1.18	-0.02	1.20	121st Driest	Driest since: 1971	1930
	1.18	-0.02	1.20	10th Wettest	Wettest since: 1952	2018
	Ties: 1942
Mar–Nov 1972 9-Month	1.07	-0.01	1.08	121st Driest	Driest since: 1971	1930
Mar–Nov 1972 9-Month	1.07	-0.01	1.08	10th Wettest	Wettest since: 1952	2011
Feb–Nov 1972 10-Month	1.13	0.01	1.12	124th Driest	Driest since: 1971	1941
Feb–Nov 1972 10-Month	1.13	0.01	1.12	7th Wettest	Wettest since: 1952	2018
Jan–Nov 1972 11-Month	1.02	0.03	0.99	122nd Driest	Driest since: 1971	1930
Jan–Nov 1972 11-Month	1.02	0.03	0.99	9th Wettest	Wettest since: 1952	2018
Dec 1971–Nov 1972 12-Month	0.81	0.03	0.78	115th Driest	Driest since: 1971	1930
Dec 1971–Nov 1972 12-Month	0.81	0.03	0.78	15th Wettest	Wettest since: 1958	2018
Jun 1971–Nov 1972 18-Month	0.74	0.02	0.72	119th Driest	Driest since: 1971	1965
Jun 1971–Nov 1972 18-Month	0.74	0.02	0.72	11th Wettest	Wettest since: 1952	2019
Dec 1970–Nov 1972 24-Month	0.58	0.03	0.55	114th Driest	Driest since: 1971	1931
Dec 1970–Nov 1972 24-Month	0.58	0.03	0.55	15th Wettest	Wettest since: 1953	2019
Dec 1969–Nov 1972 36-Month	0.40	0.03	0.37	102nd Driest	Driest since: 1971	1965
Dec 1969–Nov 1972 36-Month	0.40	0.03	0.37	26th Wettest	Wettest since: 1953	2019
Dec 1968–Nov 1972 48-Month	0.24	0.03	0.21	91st Driest	Driest since: 1971	1966
	0.24	0.03	0.21	36th Wettest	Wettest since: 1955	2021
	Ties: 1929
Dec 1967–Nov 1972 60-Month	0.08	0.03	0.05	68th Driest	Driest since: 1971	1966
	0.08	0.03	0.05	58th Wettest	Wettest since: 1956	1979
	Ties: 1920

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on March 31, 2025 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings

Climate at a Glance Divisional Rankings

Divisional Rankings

Pennsylvania, Climate Division 2

November 1972 Palmer Z-Index Rankings

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