Statewide Rankings

Statewide Data Info
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Pennsylvania

Average Temperature Rankings, December 1939

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
December 1939
1-Month
31.4°F
(-0.3°C)
28.9°F
(-1.7°C)
2.5°F
(1.4°C)
87th Coolest
Coolest since:
1989
41st Warmest
Warmest since:
2015
Ties: 1952, 1986, 2007
Nov–Dec 1939
2-Month
34.0°F
(1.1°C)
34.1°F
(1.2°C)
-0.1°F
(-0.1°C)
50th Coolest
Coolest since:
1917
78th Warmest
Warmest since:
2015
Ties: 1909, 1929
Oct–Dec 1939
3-Month
39.7°F
(4.3°C)
39.6°F
(4.2°C)
0.1°F
(0.1°C)
59th Coolest
Coolest since:
1917
69th Warmest
Warmest since:
2015
Ties: 1934
Sep–Dec 1939
4-Month
45.6°F
(7.6°C)
45.1°F
(7.3°C)
0.5°F
(0.3°C)
70th Coolest
Coolest since:
1917
58th Warmest
Warmest since:
2015
Ties: 1911, 1915, 1936, 1986, 1987, 2013
Aug–Dec 1939
5-Month
50.7°F
(10.4°C)
49.8°F
(9.9°C)
0.9°F
(0.5°C)
87th Coolest
Coolest since:
1917
41st Warmest
Warmest since:
2015
Ties: 1906, 1912, 1936, 1949, 1985, 2009
Jul–Dec 1939
6-Month
53.9°F
(12.2°C)
53.3°F
(11.8°C)
0.6°F
(0.4°C)
80th Coolest
Coolest since:
1976
48th Warmest
Warmest since:
1931, 2015
Ties: 1906, 1912, 1987
Jun–Dec 1939
7-Month
55.9°F
(13.3°C)
55.1°F
(12.8°C)
0.8°F
(0.5°C)
92nd Coolest
Coolest since:
1917
36th Warmest
Warmest since:
2015
Ties: 1911, 1936, 1987
May–Dec 1939
8-Month
56.5°F
(13.6°C)
55.4°F
(13.0°C)
1.1°F
(0.6°C)
98th Coolest
Coolest since:
1917
30th Warmest
Warmest since:
2015
Ties: 1936, 1973
Apr–Dec 1939
9-Month
55.1°F
(12.8°C)
54.4°F
(12.4°C)
0.7°F
(0.4°C)
83rd Coolest
Coolest since:
1917
45th Warmest
Warmest since:
2015
Ties: 1908, 1957
Mar–Dec 1939
10-Month
53.2°F
(11.8°C)
52.6°F
(11.4°C)
0.6°F
(0.4°C)
82nd Coolest
Coolest since:
1917
46th Warmest
Warmest since:
2021
Ties: 1911, 1934, 1945, 1957, 2013
Feb–Dec 1939
11-Month
51.1°F
(10.6°C)
50.2°F
(10.1°C)
0.9°F
(0.5°C)
94th Coolest
Coolest since:
1917
34th Warmest
Warmest since:
2012
Ties: 1898, 1955, 1977
Jan–Dec 1939
12-Month
49.1°F
(9.5°C)
48.1°F
(8.9°C)
1.0°F
(0.6°C)
94th Coolest
Coolest since:
1917
34th Warmest
Warmest since:
1998, 2012
Ties: 1911, 1952, 2004
Jul 1938–Dec 1939
18-Month
50.7°F
(10.4°C)
49.8°F
(9.9°C)
0.9°F
(0.5°C)
98th Coolest
Coolest since:
1904
29th Warmest
Warmest since:
2012
Ties: 1898, 1919, 1922, 1954, 1973
Jan 1938–Dec 1939
24-Month
49.2°F
(9.6°C)
48.1°F
(8.9°C)
1.1°F
(0.7°C)
103rd Coolest
Coolest since:
1905
24th Warmest
Warmest since:
2021
Ties: 1933, 1992, 2000, 2001, 2008
Jan 1937–Dec 1939
36-Month
48.9°F
(9.4°C)
48.1°F
(8.9°C)
0.8°F
(0.5°C)
95th Coolest
Coolest since:
1905, 1926
31st Warmest
Warmest since:
2012
Ties: 1921, 1949, 1975, 1993, 2009
Jan 1936–Dec 1939
48-Month
48.6°F
(9.2°C)
48.1°F
(8.9°C)
0.5°F
(0.3°C)
82nd Coolest
Coolest since:
1907
43rd Warmest
Warmest since:
2021
Ties: 1900, 1923, 1947, 1951, 1957, 1986, 1988
Jan 1935–Dec 1939
60-Month
48.4°F
(9.1°C)
48.1°F
(8.9°C)
0.3°F
(0.2°C)
73rd Coolest
Coolest since:
1905, 1907
51st Warmest
Warmest since:
2020, 2021
Ties: 1936, 1946, 1947, 1975, 1986, 1989

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