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 2021. For more information, please see Climatological Rankings.


Philadelphia, Pennsylvania

Average Temperature Rankings, December 2017

View Period (Months):All1234567891011121824364860
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  • Top 1/10
  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
December 2017
1-Month
35.5°F
(1.9°C)
37.1°F
(2.8°C)
-1.6°F
(-0.9°C)
31st Coolest Coolest since: 2010 1989
51st Warmest Warmest since: 2016 2015
Nov–Dec 2017
2-Month
41.2°F
(5.1°C)
42.1°F
(5.6°C)
-0.9°F
(-0.5°C)
38th Coolest Coolest since: 2010 1976, 1989
43rd Warmest Warmest since: 2016 2015
Ties: 1970
Oct–Dec 2017
3-Month
48.6°F
(9.2°C)
47.1°F
(8.4°C)
1.5°F
(0.8°C)
65th Coolest Coolest since: 2014 1976
16th Warmest Warmest since: 2016 2015
Ties: 1982
Sep–Dec 2017
4-Month
54.2°F
(12.3°C)
52.5°F
(11.4°C)
1.7°F
(0.9°C)
70th Coolest Coolest since: 2014 1976
11th Warmest Warmest since: 2016 2015
Aug–Dec 2017
5-Month
58.3°F
(14.6°C)
57.2°F
(14.0°C)
1.1°F
(0.6°C)
65th Coolest Coolest since: 2014 1976
16th Warmest Warmest since: 2016 2015
Ties: 1973
Jul–Dec 2017
6-Month
61.7°F
(16.5°C)
60.6°F
(15.9°C)
1.1°F
(0.6°C)
64th Coolest Coolest since: 2014 1962
17th Warmest Warmest since: 2016 2015
Jun–Dec 2017
7-Month
63.5°F
(17.5°C)
62.4°F
(16.9°C)
1.1°F
(0.6°C)
65th Coolest Coolest since: 2014 1962
15th Warmest Warmest since: 2016 2015
Ties: 1971
May–Dec 2017
8-Month
63.3°F
(17.4°C)
62.4°F
(16.9°C)
0.9°F
(0.5°C)
64th Coolest Coolest since: 2014 1962, 1967
16th Warmest Warmest since: 2016 2015
Apr–Dec 2017
9-Month
62.8°F
(17.1°C)
61.4°F
(16.3°C)
1.4°F
(0.8°C)
69th Coolest Coolest since: 2014 1967
11th Warmest Warmest since: 2016 2015
Ties: 2005, 2007
Mar–Dec 2017
10-Month
60.7°F
(15.9°C)
59.6°F
(15.3°C)
1.1°F
(0.6°C)
66th Coolest Coolest since: 2014 1950, 1967
13th Warmest Warmest since: 2016 2015
Ties: 1999
Feb–Dec 2017
11-Month
59.2°F
(15.1°C)
57.5°F
(14.2°C)
1.7°F
(0.9°C)
70th Coolest Coolest since: 2014 1967
9th Warmest Warmest since: 2016 2012
Jan–Dec 2017
12-Month
57.4°F
(14.1°C)
55.4°F
(13.0°C)
2.0°F
(1.1°C)
72nd Coolest Coolest since: 2015 1958
7th Warmest Warmest since: 2016 2012
Ties: 2010
Jul 2016–Dec 2017
18-Month
59.4°F
(15.2°C)
57.0°F
(13.9°C)
2.4°F
(1.3°C)
74th Coolest Coolest since: 2015 1963
4th Warmest Warmest since: 2016 2016
Jan 2016–Dec 2017
24-Month
57.6°F
(14.2°C)
55.3°F
(12.9°C)
2.3°F
(1.3°C)
73rd Coolest Coolest since: 2016 1963
3rd Warmest Warmest since: 2012 2012
Jan 2015–Dec 2017
36-Month
57.4°F
(14.1°C)
55.3°F
(12.9°C)
2.1°F
(1.2°C)
71st Coolest Coolest since: 2016 1963
2nd Warmest Warmest since: 2013 2012
Ties: 2013
Jan 2014–Dec 2017
48-Month
56.8°F
(13.8°C)
55.3°F
(12.9°C)
1.5°F
(0.9°C)
64th Coolest Coolest since: 2016 1963
6th Warmest Warmest since: 2013 2013
Jan 2013–Dec 2017
60-Month
56.6°F
(13.7°C)
55.2°F
(12.9°C)
1.4°F
(0.8°C)
58th Coolest Coolest since: 2011 1966
9th Warmest Warmest since: 2016 2020
Ties: 2010, 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published September 2021, retrieved on September 16, 2021 from https://www.ncdc.noaa.gov/cag/