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 August 2022. For more information, please see Climatological Rankings.


Philadelphia, Pennsylvania

Average Temperature Rankings, December 1979

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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
December 1979
1-Month
37.8°F
(3.2°C)
36.8°F
(2.7°C)
1.0°F
(0.5°C)
50th Coolest Coolest since: 1977 1989
33rd Warmest Warmest since: 1978 2015
Nov–Dec 1979
2-Month
43.8°F
(6.6°C)
41.9°F
(5.5°C)
1.9°F
(1.1°C)
69th Coolest Coolest since: 1978 1989
13th Warmest Warmest since: 1975 2015
Oct–Dec 1979
3-Month
47.4°F
(8.6°C)
46.9°F
(8.3°C)
0.5°F
(0.3°C)
52nd Coolest Coolest since: 1978 1976
30th Warmest Warmest since: 1975 2015
Ties: 1953, 2009
Sep–Dec 1979
4-Month
52.6°F
(11.4°C)
52.3°F
(11.3°C)
0.3°F
(0.1°C)
49th Coolest Coolest since: 1978 1976
33rd Warmest Warmest since: 1975 2015
Ties: 1985
Aug–Dec 1979
5-Month
57.1°F
(13.9°C)
57.0°F
(13.9°C)
0.1°F
(0.0°C)
52nd Coolest Coolest since: 1977 1976
30th Warmest Warmest since: 1978 2015
Ties: 1953, 1984, 1991, 1994
Jul–Dec 1979
6-Month
60.2°F
(15.7°C)
60.4°F
(15.8°C)
-0.2°F
(-0.1°C)
45th Coolest Coolest since: 1977 1976
37th Warmest Warmest since: 1978 2015
Jun–Dec 1979
7-Month
61.4°F
(16.3°C)
62.1°F
(16.7°C)
-0.7°F
(-0.4°C)
35th Coolest Coolest since: 1977 1962, 1976
46th Warmest Warmest since: 1978 2015
Ties: 1954, 1983
May–Dec 1979
8-Month
62.0°F
(16.7°C)
62.3°F
(16.8°C)
-0.3°F
(-0.1°C)
46th Coolest Coolest since: 1978 1967
35th Warmest Warmest since: 1978 2015
Ties: 1957, 1978, 1982, 1987
Apr–Dec 1979
9-Month
60.9°F
(16.1°C)
61.3°F
(16.3°C)
-0.4°F
(-0.2°C)
42nd Coolest Coolest since: 1978 1967
39th Warmest Warmest since: 1975 2015
Ties: 1987
Mar–Dec 1979
10-Month
59.5°F
(15.3°C)
59.5°F
(15.3°C)
0.0°F
(0.0°C)
51st Coolest Coolest since: 1978 1967
29th Warmest Warmest since: 1973 2015
Ties: 2003, 2014
Feb–Dec 1979
11-Month
56.1°F
(13.4°C)
57.2°F
(14.0°C)
-1.1°F
(-0.6°C)
26th Coolest Coolest since: 1978 1967
54th Warmest Warmest since: 1977 2012
Ties: 1941
Jan–Dec 1979
12-Month
54.1°F
(12.3°C)
55.1°F
(12.8°C)
-1.0°F
(-0.5°C)
30th Coolest Coolest since: 1978 1967
50th Warmest Warmest since: 1975 2012
Ties: 1970, 1980
Jul 1978–Dec 1979
18-Month
56.2°F
(13.4°C)
56.8°F
(13.8°C)
-0.6°F
(-0.4°C)
34th Coolest Coolest since: 1978 1963
45th Warmest Warmest since: 1976 2016
Ties: 1976, 1985, 1987
Jan 1978–Dec 1979
24-Month
53.6°F
(12.0°C)
55.1°F
(12.8°C)
-1.5°F
(-0.8°C)
12th Coolest Coolest since: 1978 1963
65th Warmest Warmest since: 1977 2021
Ties: 1958, 1969, 1982
Jan 1977–Dec 1979
36-Month
53.7°F
(12.1°C)
55.0°F
(12.8°C)
-1.3°F
(-0.7°C)
13th Coolest Coolest since: 1978 1963
61st Warmest Warmest since: 1977 2021
Ties: 1948, 1970
Jan 1976–Dec 1979
48-Month
53.7°F
(12.1°C)
55.0°F
(12.8°C)
-1.3°F
(-0.7°C)
10th Coolest Coolest since: 1970 1963
61st Warmest Warmest since: 1978 2021
Ties: 1981, 1984
Jan 1975–Dec 1979
60-Month
54.1°F
(12.3°C)
55.0°F
(12.8°C)
-0.9°F
(-0.5°C)
16th Coolest Coolest since: 1972 1967, 1969
52nd Warmest Warmest since: 1978 2021
Ties: 1950, 1951, 1986, 1988

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, Average Temperature, published September 2022, retrieved on October 1, 2022 from https://www.ncdc.noaa.gov/cag/