Statewide Rankings

Statewide Data Info
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Pennsylvania

Average Temperature Rankings, December 1959

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
December 1959
1-Month 		31.7°F
(-0.2°C)		 28.9°F
(-1.7°C)		 2.8°F
(1.5°C)		 93rd Coolest
Coolest since:
 1989
36th Warmest
Warmest since:
 2015
Ties: 1928, 1946
Nov–Dec 1959
2-Month 		34.7°F
(1.5°C)		 34.1°F
(1.2°C)		 0.6°F
(0.3°C)		 64th Coolest
Coolest since:
 1917
65th Warmest
Warmest since:
 2015
Ties: 1922, 2005
Oct–Dec 1959
3-Month 		40.7°F
(4.8°C)		 39.6°F
(4.2°C)		 1.1°F
(0.6°C)		 83rd Coolest
Coolest since:
 1917
46th Warmest
Warmest since:
 2015
Ties: 1897, 1985
Sep–Dec 1959
4-Month 		46.8°F
(8.2°C)		 45.2°F
(7.3°C)		 1.6°F
(0.9°C)		 98th Coolest
Coolest since:
 1917
31st Warmest
Warmest since:
 2015
Ties: 2017
Aug–Dec 1959
5-Month 		51.8°F
(11.0°C)		 49.8°F
(9.9°C)		 2.0°F
(1.1°C)		 112th Coolest
Coolest since:
 1917
17th Warmest
Warmest since:
 2015
Ties: 1970, 1973, 1984
Jul–Dec 1959
6-Month 		55.0°F
(12.8°C)		 53.2°F
(11.8°C)		 1.8°F
(1.0°C)		 110th Coolest
Coolest since:
 1976
19th Warmest
Warmest since:
 1931, 2015
Ties: 1990
Jun–Dec 1959
7-Month 		56.7°F
(13.7°C)		 55.1°F
(12.8°C)		 1.6°F
(0.9°C)		 110th Coolest
Coolest since:
 1917
19th Warmest
Warmest since:
 2015
Ties: 1949, 2022
May–Dec 1959
8-Month 		57.2°F
(14.0°C)		 55.4°F
(13.0°C)		 1.8°F
(1.0°C)		 114th Coolest
Coolest since:
 1917
15th Warmest
Warmest since:
 2015
Ties: 2019, 2022
Apr–Dec 1959
9-Month 		56.3°F
(13.5°C)		 54.4°F
(12.4°C)		 1.9°F
(1.1°C)		 115th Coolest
Coolest since:
 1917
14th Warmest
Warmest since:
 2015
Ties: 1999, 2006, 2018
Mar–Dec 1959
10-Month 		54.1°F
(12.3°C)		 52.6°F
(11.4°C)		 1.5°F
(0.9°C)		 110th Coolest
Coolest since:
 1917
19th Warmest
Warmest since:
 2021
Ties: 1999
Feb–Dec 1959
11-Month 		51.6°F
(10.9°C)		 50.2°F
(10.1°C)		 1.4°F
(0.8°C)		 105th Coolest
Coolest since:
 1917
24th Warmest
Warmest since:
 2012
Ties: 1973, 2005
Jan–Dec 1959
12-Month 		49.3°F
(9.6°C)		 48.1°F
(8.9°C)		 1.2°F
(0.7°C)		 100th Coolest
Coolest since:
 1917
29th Warmest
Warmest since:
 1998, 2012
Ties: 1933
Jul 1958–Dec 1959
18-Month 		50.1°F
(10.1°C)		 49.8°F
(9.9°C)		 0.3°F
(0.2°C)		 71st Coolest
Coolest since:
 1904
57th Warmest
Warmest since:
 2012
Ties: 1906, 1911, 1984, 2003, 2009
Jan 1958–Dec 1959
24-Month 		47.8°F
(8.8°C)		 48.1°F
(8.9°C)		 -0.3°F
(-0.1°C)		 35th Coolest
Coolest since:
 1905
93rd Warmest
Warmest since:
 2021
Ties: 1910, 1935, 1965, 1970, 1989, 1997
Jan 1957–Dec 1959
36-Month 		48.1°F
(8.9°C)		 48.1°F
(8.9°C)		 0.0°F
(0.0°C)		 51st Coolest
Coolest since:
 1905, 1926
76th Warmest
Warmest since:
 2012
Ties: 1901, 1915, 1929, 1944, 1945, 1961
Jan 1956–Dec 1959
48-Month 		48.0°F
(8.9°C)		 48.1°F
(8.9°C)		 -0.1°F
(0.0°C)		 43rd Coolest
Coolest since:
 1907
83rd Warmest
Warmest since:
 2021, 2022
Ties: 1898, 1902, 1916, 1997
Jan 1955–Dec 1959
60-Month 		48.2°F
(9.0°C)		 48.1°F
(8.9°C)		 0.1°F
(0.1°C)		 53rd Coolest
Coolest since:
 1905, 1907
72nd Warmest
Warmest since:
 2020, 2021
Ties: 1913, 1925, 1937, 1938, 1976, 1985

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