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

December 1942 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
December 1942 1-Month	2.30	0.09	2.21	115th Driest	Driest since: 1941	1955
December 1942 1-Month	2.30	0.09	2.21	16th Wettest	Wettest since: 1907	1996
Nov–Dec 1942 2-Month	1.00	-0.09	1.09	103rd Driest	Driest since: 1941	1931
Nov–Dec 1942 2-Month	1.00	-0.09	1.09	28th Wettest	Wettest since: 1932	1972
Oct–Dec 1942 3-Month	1.10	-0.02	1.12	108th Driest	Driest since: 1941	1930
Oct–Dec 1942 3-Month	1.10	-0.02	1.12	23rd Wettest	Wettest since: 1932	1996
Sep–Dec 1942 4-Month	1.47	0.00	1.47	119th Driest	Driest since: 1941	2024
Sep–Dec 1942 4-Month	1.47	0.00	1.47	12th Wettest	Wettest since: 1907	2018
Aug–Dec 1942 5-Month	1.83	0.02	1.81	124th Driest	Driest since: 1941	1930
Aug–Dec 1942 5-Month	1.83	0.02	1.81	7th Wettest	Wettest since: 1907	2011
Jul–Dec 1942 6-Month	1.86	0.01	1.85	125th Driest	Driest since: 1941	1930
Jul–Dec 1942 6-Month	1.86	0.01	1.85	6th Wettest	Wettest to Date	2018
Jun–Dec 1942 7-Month	1.62	0.02	1.60	124th Driest	Driest since: 1941	1930
Jun–Dec 1942 7-Month	1.62	0.02	1.60	7th Wettest	Wettest to Date	2018
May–Dec 1942 8-Month	1.82	-0.02	1.84	127th Driest	Driest since: 1941	1964
May–Dec 1942 8-Month	1.82	-0.02	1.84	4th Wettest	Wettest to Date	2018
Apr–Dec 1942 9-Month	1.31	-0.01	1.32	122nd Driest	Driest since: 1941	1930
Apr–Dec 1942 9-Month	1.31	-0.01	1.32	9th Wettest	Wettest to Date	2018
Mar–Dec 1942 10-Month	1.24	0.00	1.24	125th Driest	Driest since: 1941	1930
Mar–Dec 1942 10-Month	1.24	0.00	1.24	6th Wettest	Wettest to Date	2011
Feb–Dec 1942 11-Month	1.12	0.02	1.10	123rd Driest	Driest since: 1941	1930
Feb–Dec 1942 11-Month	1.12	0.02	1.10	8th Wettest	Wettest to Date	2018
Jan–Dec 1942 12-Month	0.95	0.03	0.92	120th Driest	Driest since: 1941	1930
Jan–Dec 1942 12-Month	0.95	0.03	0.92	11th Wettest	Wettest since: 1903	2018
Jul 1941–Dec 1942 18-Month	0.23	0.02	0.21	80th Driest	Driest since: 1941	1965
Jul 1941–Dec 1942 18-Month	0.23	0.02	0.21	50th Wettest	Wettest since: 1938	2019
Jan 1941–Dec 1942 24-Month	-0.21	0.03	-0.24	36th Driest	Driest since: 1941	1931
Jan 1941–Dec 1942 24-Month	-0.21	0.03	-0.24	94th Wettest	Wettest since: 1940	2019
Jan 1940–Dec 1942 36-Month	0.04	0.03	0.01	64th Driest	Driest since: 1941	1965
	0.04	0.03	0.01	65th Wettest	Wettest since: 1940	2020
	Ties: 1939
Jan 1939–Dec 1942 48-Month	-0.18	0.03	-0.21	29th Driest	Driest since: 1941	1966
Jan 1939–Dec 1942 48-Month	-0.18	0.03	-0.21	99th Wettest	Wettest since: 1940	2021
Jan 1938–Dec 1942 60-Month	-0.01	0.03	-0.04	48th Driest	Driest since: 1941	1966
Jan 1938–Dec 1942 60-Month	-0.01	0.03	-0.04	79th Wettest	Wettest since: 1940	1976, 1979, 2021

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published March 2025, retrieved on April 1, 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

December 1942 Palmer Z-Index Rankings

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