Climate at a Glance

Statewide 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 September 2021. For more information, please see Climatological Rankings.


Pennsylvania

Average Temperature Rankings, December 2015

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
December 2015
1-Month
42.3°F
(5.7°C)
28.9°F
(-1.7°C)
13.4°F
(7.4°C)
126th Coolest Coolest since: 2014 1989
1st Warmest Warmest to Date 2015
Nov–Dec 2015
2-Month
43.9°F
(6.6°C)
34.1°F
(1.2°C)
9.8°F
(5.4°C)
126th Coolest Coolest since: 2014 1917
1st Warmest Warmest to Date 2015
Oct–Dec 2015
3-Month
46.2°F
(7.9°C)
39.7°F
(4.3°C)
6.5°F
(3.6°C)
126th Coolest Coolest since: 2014 1917
1st Warmest Warmest to Date 2015
Sep–Dec 2015
4-Month
51.3°F
(10.7°C)
45.2°F
(7.3°C)
6.1°F
(3.4°C)
126th Coolest Coolest since: 2014 1917
1st Warmest Warmest to Date 2015
Aug–Dec 2015
5-Month
54.8°F
(12.7°C)
49.8°F
(9.9°C)
5.0°F
(2.8°C)
126th Coolest Coolest since: 2014 1917
1st Warmest Warmest to Date 2015
Jul–Dec 2015
6-Month
57.4°F
(14.1°C)
53.2°F
(11.8°C)
4.2°F
(2.3°C)
126th Coolest Coolest since: 2014 1976
1st Warmest Warmest since: 1931 1931, 2015
Ties: 1931
Jun–Dec 2015
7-Month
58.8°F
(14.9°C)
55.1°F
(12.8°C)
3.7°F
(2.1°C)
126th Coolest Coolest since: 2014 1917
1st Warmest Warmest to Date 2015
May–Dec 2015
8-Month
59.4°F
(15.2°C)
55.4°F
(13.0°C)
4.0°F
(2.2°C)
126th Coolest Coolest since: 2014 1917
1st Warmest Warmest to Date 2015
Apr–Dec 2015
9-Month
58.1°F
(14.5°C)
54.4°F
(12.4°C)
3.7°F
(2.1°C)
126th Coolest Coolest since: 2014 1917
1st Warmest Warmest to Date 2015
Mar–Dec 2015
10-Month
55.5°F
(13.1°C)
52.6°F
(11.4°C)
2.9°F
(1.7°C)
125th Coolest Coolest since: 2014 1917
2nd Warmest Warmest since: 2012 2012
Ties: 2016
Feb–Dec 2015
11-Month
51.9°F
(11.1°C)
50.2°F
(10.1°C)
1.7°F
(1.0°C)
109th Coolest Coolest since: 2014 1917
18th Warmest Warmest since: 2012 2012
Ties: 2002
Jan–Dec 2015
12-Month
49.5°F
(9.7°C)
48.2°F
(9.0°C)
1.3°F
(0.7°C)
105th Coolest Coolest since: 2014 1917
22nd Warmest Warmest since: 2012 1998, 2012
Ties: 1946, 2005, 2007
Jul 2014–Dec 2015
18-Month
50.9°F
(10.5°C)
49.9°F
(9.9°C)
1.0°F
(0.6°C)
102nd Coolest Coolest since: 2014 1904
24th Warmest Warmest since: 2013 2012
Ties: 1990
Jan 2014–Dec 2015
24-Month
48.4°F
(9.1°C)
48.1°F
(8.9°C)
0.3°F
(0.2°C)
74th Coolest Coolest since: 2014 1905
52nd Warmest Warmest since: 2013 2012
Ties: 1911, 1923, 1956, 1973, 1985
Jan 2013–Dec 2015
36-Month
48.6°F
(9.2°C)
48.1°F
(8.9°C)
0.5°F
(0.3°C)
79th Coolest Coolest since: 1997 1905, 1926
46th Warmest Warmest since: 2014 2012
Ties: 1913, 1947, 1948
Jan 2012–Dec 2015
48-Month
49.4°F
(9.7°C)
48.1°F
(8.9°C)
1.3°F
(0.8°C)
111th Coolest Coolest since: 2011 1907
13th Warmest Warmest since: 2014 2020
Ties: 1933, 2009, 2011
Jan 2011–Dec 2015
60-Month
49.6°F
(9.8°C)
48.1°F
(8.9°C)
1.5°F
(0.9°C)
115th Coolest Coolest since: 2011 1905, 1907
8th Warmest Warmest since: 2014 2020
Ties: 2001, 2018

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2021, retrieved on October 17, 2021 from https://www.ncdc.noaa.gov/cag/