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 April 2021. For more information, please see Climatological Rankings.


Pennsylvania

Average Temperature Rankings, September 1939

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 1939
1-Month
63.4°F
(17.4°C)
61.7°F
(16.5°C)
1.7°F
(0.9°C)
91st Coolest Coolest since: 1938 1918
36th Warmest Warmest since: 1936 1961
Ties: 1910, 1929, 1977, 2008
Aug–Sep 1939
2-Month
67.2°F
(19.6°C)
65.0°F
(18.3°C)
2.2°F
(1.3°C)
110th Coolest Coolest since: 1938 1963
17th Warmest Warmest since: 1936 2016
Ties: 1898, 2010
Jul–Sep 1939
3-Month
68.0°F
(20.0°C)
66.8°F
(19.3°C)
1.2°F
(0.7°C)
96th Coolest Coolest since: 1938 1924, 1962, 1963, 1976
31st Warmest Warmest since: 1936 2016
Jun–Sep 1939
4-Month
68.0°F
(20.0°C)
66.6°F
(19.2°C)
1.4°F
(0.8°C)
103rd Coolest Coolest since: 1938 1924
24th Warmest Warmest since: 1936 2005, 2016
Ties: 1952, 1973, 1991
May–Sep 1939
5-Month
66.6°F
(19.2°C)
64.9°F
(18.3°C)
1.7°F
(0.9°C)
109th Coolest Coolest since: 1938 1924
18th Warmest Warmest since: 1936 2018
Apr–Sep 1939
6-Month
62.8°F
(17.1°C)
61.8°F
(16.6°C)
1.0°F
(0.5°C)
95th Coolest Coolest since: 1938 1907, 1924
32nd Warmest Warmest since: 1936 2010
Ties: 1922, 1930, 1936, 1949, 2006, 2007, 2020
Mar–Sep 1939
7-Month
58.9°F
(14.9°C)
58.1°F
(14.5°C)
0.8°F
(0.4°C)
89th Coolest Coolest since: 1937 1924
38th Warmest Warmest since: 1938 2010
Ties: 1911, 1919, 1944, 1953, 1986, 1988, 2000
Feb–Sep 1939
8-Month
55.3°F
(12.9°C)
54.1°F
(12.3°C)
1.2°F
(0.6°C)
95th Coolest Coolest since: 1937 1924
32nd Warmest Warmest since: 1938 2012
Ties: 1931, 1957, 1973
Jan–Sep 1939
9-Month
52.2°F
(11.2°C)
50.9°F
(10.5°C)
1.3°F
(0.7°C)
100th Coolest Coolest since: 1937 1940
27th Warmest Warmest since: 1938 2012
Ties: 1911, 1913, 1930, 1931, 1987
Dec 1938–Sep 1939
10-Month
50.0°F
(10.0°C)
48.8°F
(9.3°C)
1.2°F
(0.7°C)
95th Coolest Coolest since: 1938 1904
31st Warmest Warmest since: 1933 2012
Ties: 1930, 2011
Nov 1938–Sep 1939
11-Month
49.1°F
(9.5°C)
47.9°F
(8.8°C)
1.2°F
(0.7°C)
100th Coolest Coolest since: 1938 1904
26th Warmest Warmest since: 1933 2012
Ties: 1973, 2004, 2011, 2013
Oct 1938–Sep 1939
12-Month
49.3°F
(9.6°C)
48.1°F
(8.9°C)
1.2°F
(0.7°C)
96th Coolest Coolest since: 1938 1904
30th Warmest Warmest since: 1933 2012
Ties: 1954, 1957, 2011
Apr 1938–Sep 1939
18-Month
53.6°F
(12.0°C)
52.7°F
(11.5°C)
0.9°F
(0.5°C)
97th Coolest Coolest since: 1938 1918
29th Warmest Warmest since: 1933 2012
Ties: 1913, 1954, 1955, 1987, 1992
Oct 1937–Sep 1939
24-Month
49.0°F
(9.4°C)
48.2°F
(9.0°C)
0.8°F
(0.4°C)
95th Coolest Coolest since: 1938 1905
30th Warmest Warmest since: 1933 2017
Ties: 1986
Oct 1936–Sep 1939
36-Month
48.9°F
(9.4°C)
48.1°F
(8.9°C)
0.8°F
(0.5°C)
91st Coolest Coolest since: 1938 1979
33rd Warmest Warmest since: 1934 2018
Ties: 1951, 1953, 1988
Oct 1935–Sep 1939
48-Month
48.5°F
(9.2°C)
48.1°F
(8.9°C)
0.4°F
(0.3°C)
73rd Coolest Coolest since: 1938 1907
50th Warmest Warmest since: 1935 2019
Ties: 1924, 1945, 1975
Oct 1934–Sep 1939
60-Month
48.4°F
(9.1°C)
48.1°F
(8.9°C)
0.3°F
(0.2°C)
72nd Coolest Coolest since: 1938 1908
50th Warmest Warmest since: 1936 2020
Ties: 1901, 1922, 1945, 1946, 1975

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2021, retrieved on May 14, 2021 from https://www.ncdc.noaa.gov/cag/