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 2020. For more information, please see Climatological Rankings.


Pennsylvania

Average Temperature Rankings, September 2009

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 2009
1-Month
61.4°F
(16.3°C)
61.7°F
(16.5°C)
-0.3°F
(-0.2°C)
46th Coolest Coolest since: 2006 1918
81st Warmest Warmest since: 2008 1961
Ties: 1969
Aug–Sep 2009
2-Month
65.7°F
(18.7°C)
65.0°F
(18.3°C)
0.7°F
(0.4°C)
79th Coolest Coolest since: 2008 1963
48th Warmest Warmest since: 2007 2016
Ties: 1926
Jul–Sep 2009
3-Month
66.1°F
(18.9°C)
66.9°F
(19.4°C)
-0.8°F
(-0.5°C)
29th Coolest Coolest since: 2000 1924, 1962, 1963, 1976
98th Warmest Warmest since: 2008 2016
Ties: 1920, 1929, 1957, 1979
Jun–Sep 2009
4-Month
65.8°F
(18.8°C)
66.6°F
(19.2°C)
-0.8°F
(-0.4°C)
28th Coolest Coolest since: 2000 1924
99th Warmest Warmest since: 2008 2005, 2016
Ties: 1904, 1915, 1926, 1928
May–Sep 2009
5-Month
64.3°F
(17.9°C)
64.8°F
(18.2°C)
-0.5°F
(-0.3°C)
34th Coolest Coolest since: 1997 1924
93rd Warmest Warmest since: 2008 2018
Ties: 1972, 1994
Apr–Sep 2009
6-Month
61.8°F
(16.6°C)
61.9°F
(16.6°C)
-0.1°F
(0.0°C)
47th Coolest Coolest since: 2003 1907, 1924
80th Warmest Warmest since: 2008 2010
Ties: 1912, 1913, 1916, 1932
Mar–Sep 2009
7-Month
58.4°F
(14.7°C)
58.1°F
(14.5°C)
0.3°F
(0.2°C)
59th Coolest Coolest since: 2003 1924
68th Warmest Warmest since: 2008 2010
Ties: 1906, 1941, 1970, 1990
Feb–Sep 2009
8-Month
54.8°F
(12.7°C)
54.2°F
(12.3°C)
0.6°F
(0.4°C)
80th Coolest Coolest since: 2008 1924
47th Warmest Warmest since: 2008 2012
Ties: 1985, 2008
Jan–Sep 2009
9-Month
51.0°F
(10.6°C)
51.0°F
(10.6°C)
0.0°F
(0.0°C)
59th Coolest Coolest since: 2003 1940
68th Warmest Warmest since: 2008 2012
Ties: 1929, 1943, 1974, 1975
Dec 2008–Sep 2009
10-Month
49.0°F
(9.4°C)
48.8°F
(9.3°C)
0.2°F
(0.1°C)
70th Coolest Coolest since: 2003 1904
56th Warmest Warmest since: 2008 2012
Ties: 1896, 1909, 1941, 1959, 1974, 1975, 1976, 1986, 1997
Nov 2008–Sep 2009
11-Month
48.0°F
(8.9°C)
47.9°F
(8.8°C)
0.1°F
(0.1°C)
58th Coolest Coolest since: 2003 1904
68th Warmest Warmest since: 2008 2012
Ties: 1909, 1941, 1946
Oct 2008–Sep 2009
12-Month
48.1°F
(8.9°C)
48.1°F
(8.9°C)
0.0°F
(0.0°C)
52nd Coolest Coolest since: 2003 1904
74th Warmest Warmest since: 2008 2012
Ties: 1946, 1948, 1960
Apr 2008–Sep 2009
18-Month
52.9°F
(11.6°C)
52.7°F
(11.5°C)
0.2°F
(0.1°C)
69th Coolest Coolest since: 2003 1918
57th Warmest Warmest since: 2008 2012
Ties: 1934, 1973, 1990, 2015
Oct 2007–Sep 2009
24-Month
48.9°F
(9.4°C)
48.1°F
(8.9°C)
0.8°F
(0.5°C)
93rd Coolest Coolest since: 2004 1905
32nd Warmest Warmest since: 2008 2017
Ties: 2001
Oct 2006–Sep 2009
36-Month
49.2°F
(9.6°C)
48.2°F
(9.0°C)
1.0°F
(0.6°C)
99th Coolest Coolest since: 2005 1979
25th Warmest Warmest since: 2008 2018
Ties: 1954
Oct 2005–Sep 2009
48-Month
49.4°F
(9.7°C)
48.1°F
(8.9°C)
1.3°F
(0.8°C)
108th Coolest Coolest since: 2006 1907
15th Warmest Warmest since: 2008 2019
Ties: 1933, 2011
Oct 2004–Sep 2009
60-Month
49.4°F
(9.7°C)
48.1°F
(8.9°C)
1.3°F
(0.8°C)
109th Coolest Coolest since: 2007 1908
13th Warmest Warmest since: 2008 2020
Ties: 2001, 2003, 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2020, retrieved on October 28, 2020 from https://www.ncdc.noaa.gov/cag/