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.

Massachusetts, Climate Division 1

December 1949 Palmer Z-Index Rankings

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2025)	Driest/Wettest Since	Record
December 1949 1-Month	-0.75	-0.08	-0.67	46th Driest	Driest since: 1947	1943
December 1949 1-Month	-0.75	-0.08	-0.67	85th Wettest	Wettest since: 1948	1973
Nov–Dec 1949 2-Month	-1.73	-0.12	-1.61	11th Driest	Driest since: 1946	1928
	-1.73	-0.12	-1.61	120th Wettest	Wettest since: 1948	1927
	Ties: 1939
Oct–Dec 1949 3-Month	-1.79	-0.07	-1.72	7th Driest	Driest since: 1928	1928
Oct–Dec 1949 3-Month	-1.79	-0.07	-1.72	124th Wettest	Wettest since: 1948	2005
Sep–Dec 1949 4-Month	-1.42	-0.06	-1.36	13th Driest	Driest since: 1930	1964
Sep–Dec 1949 4-Month	-1.42	-0.06	-1.36	118th Wettest	Wettest since: 1948	1907
Aug–Dec 1949 5-Month	-1.47	-0.01	-1.46	10th Driest	Driest since: 1930	1964
Aug–Dec 1949 5-Month	-1.47	-0.01	-1.46	121st Wettest	Wettest since: 1948	1955
Jul–Dec 1949 6-Month	-1.41	-0.01	-1.40	9th Driest	Driest since: 1929	1964
Jul–Dec 1949 6-Month	-1.41	-0.01	-1.40	122nd Wettest	Wettest since: 1948	1975
Jun–Dec 1949 7-Month	-1.65	-0.02	-1.63	3rd Driest	Driest since: 1929	1964
Jun–Dec 1949 7-Month	-1.65	-0.02	-1.63	128th Wettest	Wettest since: 1948	1975
May–Dec 1949 8-Month	-1.42	-0.04	-1.38	5th Driest	Driest since: 1929	1964
May–Dec 1949 8-Month	-1.42	-0.04	-1.38	126th Wettest	Wettest since: 1948	1975
Apr–Dec 1949 9-Month	-1.31	-0.04	-1.27	3rd Driest	Driest to Date	1964
Apr–Dec 1949 9-Month	-1.31	-0.04	-1.27	128th Wettest	Wettest since: 1948	1996
Mar–Dec 1949 10-Month	-1.31	-0.03	-1.28	5th Driest	Driest since: 1910	1964
Mar–Dec 1949 10-Month	-1.31	-0.03	-1.28	126th Wettest	Wettest since: 1948	2011
Feb–Dec 1949 11-Month	-1.22	-0.03	-1.19	3rd Driest	Driest to Date	1964
Feb–Dec 1949 11-Month	-1.22	-0.03	-1.19	128th Wettest	Wettest since: 1948	2008
Jan–Dec 1949 12-Month	-0.89	-0.03	-0.86	10th Driest	Driest since: 1941	1964
Jan–Dec 1949 12-Month	-0.89	-0.03	-0.86	121st Wettest	Wettest since: 1948	1996
Jul 1948–Dec 1949 18-Month	-0.80	-0.03	-0.77	10th Driest	Driest since: 1941	1965
Jul 1948–Dec 1949 18-Month	-0.80	-0.03	-0.77	120th Wettest	Wettest since: 1948	1996
Jan 1948–Dec 1949 24-Month	-0.41	-0.03	-0.38	23rd Driest	Driest since: 1941	1965
Jan 1948–Dec 1949 24-Month	-0.41	-0.03	-0.38	107th Wettest	Wettest since: 1948	1973
Jan 1947–Dec 1949 36-Month	-0.31	-0.03	-0.28	26th Driest	Driest since: 1941	1965
Jan 1947–Dec 1949 36-Month	-0.31	-0.03	-0.28	103rd Wettest	Wettest since: 1948	1977
Jan 1946–Dec 1949 48-Month	-0.35	-0.03	-0.32	15th Driest	Driest since: 1932	1965
Jan 1946–Dec 1949 48-Month	-0.35	-0.03	-0.32	113th Wettest	Wettest since: 1948	1975
Jan 1945–Dec 1949 60-Month	-0.07	-0.03	-0.04	47th Driest	Driest since: 1944	1966
Jan 1945–Dec 1949 60-Month	-0.07	-0.03	-0.04	80th Wettest	Wettest since: 1948	1976

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

Massachusetts, Climate Division 1

December 1949 Palmer Z-Index Rankings

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