Statewide Rankings

Statewide Data Info
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, September 2019

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
September 2019
1-Month		62.0°F
(16.7°C)		60.4°F
(15.8°C)		1.6°F
(0.9°C)		97th Coolest
Coolest since:
1917
32nd Warmest
Warmest since:
1961
Ties: 1895, 1906, 1953
Aug–Sep 2019
2-Month		65.9°F
(18.8°C)		64.0°F
(17.8°C)		1.9°F
(1.0°C)		106th Coolest
Coolest since:
1903
23rd Warmest
Warmest since:
2018
Ties: 1931, 1973, 1980
Jul–Sep 2019
3-Month		68.5°F
(20.3°C)		65.9°F
(18.8°C)		2.6°F
(1.5°C)		116th Coolest
Coolest since:
1902
13th Warmest
Warmest since:
2018
Jun–Sep 2019
4-Month		67.8°F
(19.9°C)		65.5°F
(18.6°C)		2.3°F
(1.3°C)		116th Coolest
Coolest since:
1903
13th Warmest
Warmest since:
2018, 2020
Ties: 2002
May–Sep 2019
5-Month		65.3°F
(18.5°C)		63.5°F
(17.5°C)		1.8°F
(1.0°C)		109th Coolest
Coolest since:
1902, 1903, 1927
20th Warmest
Warmest since:
2018
Apr–Sep 2019
6-Month		62.4°F
(16.9°C)		60.4°F
(15.8°C)		2.0°F
(1.1°C)		113th Coolest
Coolest since:
1907, 1926
16th Warmest
Warmest since:
2010
Ties: 2002, 2017
Mar–Sep 2019
7-Month		58.3°F
(14.6°C)		56.7°F
(13.7°C)		1.6°F
(0.9°C)		110th Coolest
Coolest since:
1926
19th Warmest
Warmest since:
2010
Ties: 1983
Feb–Sep 2019
8-Month		54.5°F
(12.5°C)		52.7°F
(11.5°C)		1.8°F
(1.0°C)		110th Coolest
Coolest since:
1926
19th Warmest
Warmest since:
2010, 2012
Ties: 1953, 1981, 2006
Jan–Sep 2019
9-Month		51.4°F
(10.8°C)		49.5°F
(9.7°C)		1.9°F
(1.1°C)		109th Coolest
Coolest since:
1904
20th Warmest
Warmest since:
2012
Ties: 1983, 2008, 2011
Dec 2018–Sep 2019
10-Month		49.4°F
(9.7°C)		47.4°F
(8.6°C)		2.0°F
(1.1°C)		109th Coolest
Coolest since:
1904
19th Warmest
Warmest since:
2012
Ties: 1973
Nov 2018–Sep 2019
11-Month		48.4°F
(9.1°C)		46.6°F
(8.1°C)		1.8°F
(1.0°C)		108th Coolest
Coolest since:
1904
20th Warmest
Warmest since:
2012
Ties: 1921, 2000
Oct 2018–Sep 2019
12-Month		48.5°F
(9.2°C)		46.9°F
(8.3°C)		1.6°F
(0.9°C)		104th Coolest
Coolest since:
1905
24th Warmest
Warmest since:
2012
Ties: 2000, 2011
Apr 2018–Sep 2019
18-Month		53.5°F
(11.9°C)		51.4°F
(10.8°C)		2.1°F
(1.1°C)		113th Coolest
Coolest since:
1918
15th Warmest
Warmest since:
2012
Oct 2017–Sep 2019
24-Month		49.2°F
(9.6°C)		46.9°F
(8.3°C)		2.3°F
(1.3°C)		116th Coolest
Coolest since:
1905
11th Warmest
Warmest since:
2013, 2022
Ties: 2002, 2007
Oct 2016–Sep 2019
36-Month		49.3°F
(9.6°C)		46.9°F
(8.3°C)		2.4°F
(1.3°C)		117th Coolest
Coolest since:
1905
9th Warmest
Warmest since:
2022
Ties: 2000
Oct 2015–Sep 2019
48-Month		49.8°F
(9.9°C)		46.9°F
(8.3°C)		2.9°F
(1.6°C)		122nd Coolest
Coolest since:
1907
3rd Warmest
Warmest since:
2013
Ties: 2021
Oct 2014–Sep 2019
60-Month		49.4°F
(9.7°C)		46.9°F
(8.3°C)		2.5°F
(1.4°C)		116th Coolest
Coolest since:
1907, 1908
8th Warmest
Warmest since:
2020, 2022

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