City Rankings

City Data Info
Please note, Degree Days and Palmer Indices are not available for Cities.

Boston, Massachusetts

Average Temperature Rankings, December 2021

View Period (Months):
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  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
December 2021
1-Month
39.3°F
(4.1°C)
34.8°F
(1.6°C)
4.5°F
(2.5°C)
80th Coolest
Coolest since:
1989
8th Warmest
Warmest since:
2015
Nov–Dec 2021
2-Month
42.0°F
(5.6°C)
39.7°F
(4.3°C)
2.3°F
(1.3°C)
75th Coolest
Coolest since:
1989
13th Warmest
Warmest since:
2015
Oct–Dec 2021
3-Month
48.0°F
(8.9°C)
44.5°F
(6.9°C)
3.5°F
(2.0°C)
82nd Coolest
Coolest since:
1976
6th Warmest
Warmest since:
2011, 2015
Sep–Dec 2021
4-Month
52.9°F
(11.6°C)
49.6°F
(9.8°C)
3.3°F
(1.8°C)
85th Coolest
Coolest since:
1976
3rd Warmest
Warmest since:
2015
Ties: 2001
Aug–Dec 2021
5-Month
57.5°F
(14.2°C)
54.1°F
(12.3°C)
3.4°F
(1.9°C)
85th Coolest
Coolest since:
1976
3rd Warmest
Warmest since:
2015
Jul–Dec 2021
6-Month
59.9°F
(15.5°C)
57.3°F
(14.1°C)
2.6°F
(1.4°C)
83rd Coolest
Coolest since:
1962, 1976
5th Warmest
Warmest since:
2011
Jun–Dec 2021
7-Month
61.7°F
(16.5°C)
58.8°F
(14.9°C)
2.9°F
(1.6°C)
86th Coolest
Coolest since:
1962
2nd Warmest
Warmest since:
2011
May–Dec 2021
8-Month
61.4°F
(16.3°C)
58.7°F
(14.8°C)
2.7°F
(1.5°C)
85th Coolest
Coolest since:
1940, 1962
3rd Warmest
Warmest since:
2011
Apr–Dec 2021
9-Month
60.1°F
(15.6°C)
57.5°F
(14.2°C)
2.6°F
(1.4°C)
86th Coolest
Coolest since:
1940
2nd Warmest
Warmest since:
2011
Ties: 2015, 2022
Mar–Dec 2021
10-Month
58.3°F
(14.6°C)
55.6°F
(13.1°C)
2.7°F
(1.5°C)
87th Coolest
Coolest since:
1940
1st Warmest
Warmest since:
2010, 2011, 2021
Ties: 2010, 2011
Feb–Dec 2021
11-Month
55.9°F
(13.3°C)
53.5°F
(11.9°C)
2.4°F
(1.4°C)
84th Coolest
Coolest since:
1940, 1967
4th Warmest
Warmest since:
2012
Ties: 2020
Jan–Dec 2021
12-Month
53.9°F
(12.2°C)
51.4°F
(10.8°C)
2.5°F
(1.4°C)
85th Coolest
Coolest since:
1940
3rd Warmest
Warmest since:
2020
Jul 2020–Dec 2021
18-Month
56.0°F
(13.3°C)
53.3°F
(11.8°C)
2.7°F
(1.5°C)
85th Coolest
Coolest since:
1940
2nd Warmest
Warmest since:
2012
Ties: 2016
Jan 2020–Dec 2021
24-Month
54.1°F
(12.3°C)
51.3°F
(10.7°C)
2.8°F
(1.6°C)
86th Coolest
Coolest since:
1940
1st Warmest
Warmest to Date
2021
Jan 2019–Dec 2021
36-Month
53.3°F
(11.8°C)
51.3°F
(10.7°C)
2.0°F
(1.1°C)
83rd Coolest
Coolest since:
1940, 1941
3rd Warmest
Warmest since:
2022
Jan 2018–Dec 2021
48-Month
53.1°F
(11.7°C)
51.3°F
(10.7°C)
1.8°F
(1.0°C)
82nd Coolest
Coolest since:
1942
3rd Warmest
Warmest since:
2013, 2022
Ties: 2012
Jan 2017–Dec 2021
60-Month
53.0°F
(11.7°C)
51.2°F
(10.7°C)
1.8°F
(1.0°C)
82nd Coolest
Coolest since:
1943
2nd Warmest
Warmest since:
2022
Ties: 2014

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