Statewide Rankings

Statewide Data Info
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Pennsylvania

Average Temperature Rankings, December 1977

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  • Record Coolest
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
December 1977
1-Month
26.8°F
(-2.9°C)
28.9°F
(-1.7°C)
-2.1°F
(-1.2°C)
32nd Coolest
Coolest since:
1989
97th Warmest
Warmest since:
2015
Ties: 1901, 1937
Nov–Dec 1977
2-Month
34.4°F
(1.3°C)
34.1°F
(1.2°C)
0.3°F
(0.1°C)
58th Coolest
Coolest since:
1917
71st Warmest
Warmest since:
2015
Oct–Dec 1977
3-Month
39.1°F
(3.9°C)
39.6°F
(4.2°C)
-0.5°F
(-0.3°C)
45th Coolest
Coolest since:
1917
84th Warmest
Warmest since:
2015
Ties: 1983
Sep–Dec 1977
4-Month
45.2°F
(7.3°C)
45.1°F
(7.3°C)
0.1°F
(0.0°C)
51st Coolest
Coolest since:
1917
78th Warmest
Warmest since:
2015
Ties: 1899, 1930
Aug–Dec 1977
5-Month
49.9°F
(9.9°C)
49.8°F
(9.9°C)
0.1°F
(0.0°C)
54th Coolest
Coolest since:
1917
75th Warmest
Warmest since:
2015
Ties: 1897, 1902, 1934
Jul–Dec 1977
6-Month
53.5°F
(11.9°C)
53.3°F
(11.8°C)
0.2°F
(0.1°C)
58th Coolest
Coolest since:
1976
71st Warmest
Warmest since:
1931, 2015
Ties: 1897, 1899, 1956, 1978
Jun–Dec 1977
7-Month
54.9°F
(12.7°C)
55.1°F
(12.8°C)
-0.2°F
(-0.1°C)
40th Coolest
Coolest since:
1917
89th Warmest
Warmest since:
2015
Ties: 1897, 1901, 1902, 1905, 1964, 1965
May–Dec 1977
8-Month
55.6°F
(13.1°C)
55.3°F
(12.9°C)
0.3°F
(0.2°C)
58th Coolest
Coolest since:
1917
71st Warmest
Warmest since:
2015
Ties: 1932, 1979, 1988, 1993
Apr–Dec 1977
9-Month
55.0°F
(12.8°C)
54.5°F
(12.5°C)
0.5°F
(0.3°C)
80th Coolest
Coolest since:
1917
49th Warmest
Warmest since:
2015
Ties: 1912, 1933, 1936, 1938, 1942, 1947, 1952, 1975, 1982, 1984, 1985, 1986
Mar–Dec 1977
10-Month
53.6°F
(12.0°C)
52.6°F
(11.4°C)
1.0°F
(0.6°C)
96th Coolest
Coolest since:
1917
33rd Warmest
Warmest since:
2021
Ties: 1898, 1913
Feb–Dec 1977
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
35th Warmest
Warmest since:
2012
Ties: 1898, 1939, 1955
Jan–Dec 1977
12-Month
47.9°F
(8.8°C)
48.1°F
(8.9°C)
-0.2°F
(-0.1°C)
43rd Coolest
Coolest since:
1917
86th Warmest
Warmest since:
1998, 2012
Ties: 1897, 1899, 1909, 1928, 1929, 1956, 1982
Jul 1976–Dec 1977
18-Month
48.3°F
(9.1°C)
49.8°F
(9.9°C)
-1.5°F
(-0.8°C)
5th Coolest
Coolest since:
1904
123rd Warmest
Warmest since:
2012
Ties: 1905
Jan 1976–Dec 1977
24-Month
47.4°F
(8.6°C)
48.2°F
(9.0°C)
-0.8°F
(-0.4°C)
17th Coolest
Coolest since:
1905
111th Warmest
Warmest since:
2021
Ties: 1902, 1907, 1915, 1941, 1962, 1966, 1980, 1981
Jan 1975–Dec 1977
36-Month
47.9°F
(8.8°C)
48.1°F
(8.9°C)
-0.2°F
(-0.1°C)
38th Coolest
Coolest since:
1905, 1926
89th Warmest
Warmest since:
2012
Ties: 1912, 1937, 1971
Jan 1974–Dec 1977
48-Month
47.9°F
(8.8°C)
48.1°F
(8.9°C)
-0.2°F
(-0.1°C)
35th Coolest
Coolest since:
1907
91st Warmest
Warmest since:
2021, 2022
Ties: 1903, 1912, 1937, 1958, 1960, 1971, 1983
Jan 1973–Dec 1977
60-Month
48.3°F
(9.1°C)
48.1°F
(8.9°C)
0.2°F
(0.2°C)
66th Coolest
Coolest since:
1905, 1907
59th Warmest
Warmest since:
2020, 2021
Ties: 1901, 1902, 1941, 1942, 1945, 1974

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