Climate at a Glance

City Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of January 2021. For more information, please see Climatological Rankings.


Boston, Massachusetts

Average Temperature Rankings, December 1939

View Period (Months):All1234567891011121824364860
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Period Value 1981-2010
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
December 1939
1-Month
32.3°F
(0.2°C)
34.5°F
(1.4°C)
-2.2°F
(-1.2°C)
29th Coolest Coolest since: 1937 1989
57th Warmest Warmest since: 1938 2015
Nov–Dec 1939
2-Month
35.8°F
(2.1°C)
39.5°F
(4.2°C)
-3.7°F
(-2.1°C)
12th Coolest Coolest to Date 1989
74th Warmest Warmest since: 1938 2015
Ties: 1995
Oct–Dec 1939
3-Month
41.5°F
(5.3°C)
44.2°F
(6.8°C)
-2.7°F
(-1.5°C)
15th Coolest Coolest since: 1937 1976
71st Warmest Warmest since: 1938 2011, 2015
Sep–Dec 1939
4-Month
47.1°F
(8.4°C)
49.3°F
(9.6°C)
-2.2°F
(-1.2°C)
16th Coolest Coolest since: 1937 1976
70th Warmest Warmest since: 1938 2015
Ties: 1944
Aug–Dec 1939
5-Month
52.3°F
(11.3°C)
53.8°F
(12.1°C)
-1.5°F
(-0.8°C)
23rd Coolest Coolest since: 1937 1976
63rd Warmest Warmest since: 1938 2015
Jul–Dec 1939
6-Month
55.6°F
(13.1°C)
57.1°F
(13.9°C)
-1.5°F
(-0.8°C)
21st Coolest Coolest since: 1937 1976
65th Warmest Warmest since: 1938 2011
Jun–Dec 1939
7-Month
56.9°F
(13.8°C)
58.5°F
(14.7°C)
-1.6°F
(-0.9°C)
18th Coolest Coolest since: 1936 1962, 1976
68th Warmest Warmest since: 1938 2011
May–Dec 1939
8-Month
56.8°F
(13.8°C)
58.4°F
(14.7°C)
-1.6°F
(-0.9°C)
15th Coolest Coolest since: 1936 1962
71st Warmest Warmest since: 1938 2011, 2015
Apr–Dec 1939
9-Month
55.3°F
(12.9°C)
57.3°F
(14.1°C)
-2.0°F
(-1.2°C)
8th Coolest Coolest since: 1936 1940
78th Warmest Warmest since: 1938 2011
Ties: 1936, 1974, 1978
Mar–Dec 1939
10-Month
53.0°F
(11.7°C)
55.4°F
(13.0°C)
-2.4°F
(-1.3°C)
5th Coolest Coolest to Date 1940
81st Warmest Warmest since: 1938 2010, 2011
Ties: 1972
Feb–Dec 1939
11-Month
51.0°F
(10.6°C)
53.2°F
(11.8°C)
-2.2°F
(-1.2°C)
10th Coolest Coolest since: 1936 1967
76th Warmest Warmest since: 1938 2010, 2012
Jan–Dec 1939
12-Month
49.0°F
(9.4°C)
51.2°F
(10.7°C)
-2.2°F
(-1.3°C)
6th Coolest Coolest since: 1936 1940
80th Warmest Warmest since: 1938 2012, 2020
Ties: 1943
Jul 1938–Dec 1939
18-Month
51.4°F
(10.8°C)
53.0°F
(11.7°C)
-1.6°F
(-0.9°C)
7th Coolest Coolest to Date 1940
78th Warmest Warmest since: 1938 2012
Ties: 1968, 1982, 1987
Jan 1938–Dec 1939
24-Month
49.6°F
(9.8°C)
51.1°F
(10.6°C)
-1.5°F
(-0.8°C)
9th Coolest Coolest since: 1937 1940
76th Warmest Warmest since: 1938 2012
Ties: 1937, 1967, 1979
Jan 1937–Dec 1939
36-Month
49.8°F
(9.9°C)
51.0°F
(10.6°C)
-1.2°F
(-0.7°C)
16th Coolest Coolest since: 1938 1940
68th Warmest Warmest since: 1938 2012
Ties: 1938, 1962, 1979, 1987
Jan 1936–Dec 1939
48-Month
49.6°F
(9.8°C)
51.0°F
(10.6°C)
-1.4°F
(-0.8°C)
5th Coolest Coolest to Date 1942, 1943
78th Warmest Warmest to Date 2013
Ties: 1965, 1968, 1970, 1981
Jan 1935–Dec 1939
60-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1940, 1943
-- -- 2014

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published February 2021, retrieved on February 26, 2021 from https://www.ncdc.noaa.gov/cag/