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.

Massachusetts

Average Temperature Rankings, May 2015

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 2015 1-Month	61.8°F (16.6°C)	55.7°F (13.2°C)	6.1°F (3.4°C)	128th Coolest	Coolest since: 2014	1917
May 2015 1-Month	61.8°F (16.6°C)	55.7°F (13.2°C)	6.1°F (3.4°C)	1st Warmest	Warmest to Date	2015
Apr–May 2015 2-Month	53.6°F (12.0°C)	50.2°F (10.1°C)	3.4°F (1.9°C)	125th Coolest	Coolest since: 2014	1917
	53.6°F (12.0°C)	50.2°F (10.1°C)	3.4°F (1.9°C)	4th Warmest	Warmest since: 2012	2010
	Ties: 1942
Mar–May 2015 3-Month	45.5°F (7.5°C)	44.8°F (7.1°C)	0.7°F (0.4°C)	77th Coolest	Coolest since: 2014	1967
	45.5°F (7.5°C)	44.8°F (7.1°C)	0.7°F (0.4°C)	52nd Warmest	Warmest since: 2013	2012
	Ties: 1913, 1919, 1925
Feb–May 2015 4-Month	37.8°F (3.2°C)	39.9°F (4.4°C)	-2.1°F (-1.2°C)	19th Coolest	Coolest since: 1978	1907
	37.8°F (3.2°C)	39.9°F (4.4°C)	-2.1°F (-1.2°C)	110th Warmest	Warmest since: 2014	2012
	Ties: 1900
Jan–May 2015 5-Month	34.6°F (1.4°C)	36.8°F (2.7°C)	-2.2°F (-1.3°C)	16th Coolest	Coolest since: 1978	1907
	34.6°F (1.4°C)	36.8°F (2.7°C)	-2.2°F (-1.3°C)	113th Warmest	Warmest since: 2014	2012
	Ties: 1895, 1934
Dec 2014–May 2015 6-Month	34.6°F (1.4°C)	35.3°F (1.8°C)	-0.7°F (-0.4°C)	33rd Coolest	Coolest since: 2003	1904
	34.6°F (1.4°C)	35.3°F (1.8°C)	-0.7°F (-0.4°C)	95th Warmest	Warmest since: 2014	2012
	Ties: 1927, 1965, 1996
Nov 2014–May 2015 7-Month	35.2°F (1.8°C)	35.9°F (2.2°C)	-0.7°F (-0.4°C)	35th Coolest	Coolest since: 2003	1904, 1905
	35.2°F (1.8°C)	35.9°F (2.2°C)	-0.7°F (-0.4°C)	93rd Warmest	Warmest since: 2014	2012
	Ties: 1902, 1922, 1924, 1944, 1959, 1972
Oct 2014–May 2015 8-Month	37.5°F (3.1°C)	37.7°F (3.2°C)	-0.2°F (-0.1°C)	51st Coolest	Coolest since: 2014	1905
	37.5°F (3.1°C)	37.7°F (3.2°C)	-0.2°F (-0.1°C)	77th Warmest	Warmest since: 2013	2012
	Ties: 1909, 1946
Sep 2014–May 2015 9-Month	40.2°F (4.6°C)	40.1°F (4.5°C)	0.1°F (0.1°C)	56th Coolest	Coolest since: 2014	1905
	40.2°F (4.6°C)	40.1°F (4.5°C)	0.1°F (0.1°C)	72nd Warmest	Warmest since: 2013	2012
	Ties: 1909, 1915
Aug 2014–May 2015 10-Month	42.9°F (6.1°C)	42.9°F (6.1°C)	0.0°F (0.0°C)	54th Coolest	Coolest since: 2014	1905
	42.9°F (6.1°C)	42.9°F (6.1°C)	0.0°F (0.0°C)	74th Warmest	Warmest since: 2013	2012
	Ties: 1915, 1981, 1987
Jul 2014–May 2015 11-Month	45.5°F (7.5°C)	45.4°F (7.4°C)	0.1°F (0.1°C)	64th Coolest	Coolest since: 2003	1905
	45.5°F (7.5°C)	45.4°F (7.4°C)	0.1°F (0.1°C)	64th Warmest	Warmest since: 2014	2012
	Ties: 1939, 1964, 1969, 1988
Jun 2014–May 2015 12-Month	47.2°F (8.4°C)	46.9°F (8.3°C)	0.3°F (0.1°C)	70th Coolest	Coolest since: 2005	1904
	47.2°F (8.4°C)	46.9°F (8.3°C)	0.3°F (0.1°C)	58th Warmest	Warmest since: 2014	2012
	Ties: 1919, 1938, 1939, 1975, 1988, 2005
Dec 2013–May 2015 18-Month	43.1°F (6.2°C)	43.1°F (6.2°C)	0.0°F (0.0°C)	58th Coolest	Coolest since: 1994	1905
	43.1°F (6.2°C)	43.1°F (6.2°C)	0.0°F (0.0°C)	69th Warmest	Warmest since: 2014	2017
	Ties: 1913, 1956, 1973
Jun 2013–May 2015 24-Month	47.4°F (8.6°C)	47.0°F (8.3°C)	0.4°F (0.3°C)	80th Coolest	Coolest since: 1997	1905
	47.4°F (8.6°C)	47.0°F (8.3°C)	0.4°F (0.3°C)	47th Warmest	Warmest since: 2014	2013
	Ties: 1981, 1989, 1997
Jun 2012–May 2015 36-Month	48.1°F (8.9°C)	46.9°F (8.3°C)	1.2°F (0.6°C)	97th Coolest	Coolest since: 2005	1906
	48.1°F (8.9°C)	46.9°F (8.3°C)	1.2°F (0.6°C)	29th Warmest	Warmest since: 2014	2022
	Ties: 1985, 1993
Jun 2011–May 2015 48-Month	49.0°F (9.4°C)	46.9°F (8.3°C)	2.1°F (1.1°C)	115th Coolest	Coolest since: 2011	1907
	49.0°F (9.4°C)	46.9°F (8.3°C)	2.1°F (1.1°C)	10th Warmest	Warmest since: 2014	2022
	Ties: 2000, 2009, 2017
Jun 2010–May 2015 60-Month	49.0°F (9.4°C)	46.9°F (8.3°C)	2.1°F (1.1°C)	112th Coolest	Coolest since: 2011	1908
	49.0°F (9.4°C)	46.9°F (8.3°C)	2.1°F (1.1°C)	12th Warmest	Warmest since: 2014	2020, 2022
	Ties: 2018

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