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


Pennsylvania

Average Temperature Rankings, September 1978

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 1978
1-Month
62.3°F
(16.8°C)
61.7°F
(16.5°C)
0.6°F
(0.3°C)
70th Coolest Coolest since: 1976 1918
57th Warmest Warmest since: 1977 1961
Ties: 1919
Aug–Sep 1978
2-Month
66.4°F
(19.1°C)
65.1°F
(18.4°C)
1.3°F
(0.7°C)
98th Coolest Coolest since: 1977 1963
29th Warmest Warmest since: 1973 2016
Ties: 1968, 1995
Jul–Sep 1978
3-Month
67.1°F
(19.5°C)
66.9°F
(19.4°C)
0.2°F
(0.1°C)
72nd Coolest Coolest since: 1976 1924, 1962, 1963, 1976
55th Warmest Warmest since: 1977 2016
Ties: 1926, 1937, 1948, 2004, 2008, 2013
Jun–Sep 1978
4-Month
66.6°F
(19.2°C)
66.6°F
(19.2°C)
0.0°F
(0.0°C)
52nd Coolest Coolest since: 1976 1924
75th Warmest Warmest since: 1977 2005, 2016
Ties: 1905, 1923, 1966, 1969, 1996, 2003
May–Sep 1978
5-Month
64.6°F
(18.1°C)
64.9°F
(18.3°C)
-0.3°F
(-0.2°C)
48th Coolest Coolest since: 1976 1924
79th Warmest Warmest since: 1977 2018
Ties: 1904, 1925, 1964, 1971, 1989
Apr–Sep 1978
6-Month
61.4°F
(16.3°C)
61.8°F
(16.6°C)
-0.4°F
(-0.3°C)
34th Coolest Coolest since: 1976 1907, 1924
93rd Warmest Warmest since: 1977 2010
Ties: 1923, 1961
Mar–Sep 1978
7-Month
57.2°F
(14.0°C)
58.1°F
(14.5°C)
-0.9°F
(-0.5°C)
25th Coolest Coolest since: 1972 1924
102nd Warmest Warmest since: 1977 2010
Ties: 1914
Feb–Sep 1978
8-Month
52.2°F
(11.2°C)
54.2°F
(12.3°C)
-2.0°F
(-1.1°C)
3rd Coolest Coolest since: 1963 1924
124th Warmest Warmest since: 1977 2012
Ties: 1917, 1940, 1950, 1963
Jan–Sep 1978
9-Month
48.6°F
(9.2°C)
50.9°F
(10.5°C)
-2.3°F
(-1.3°C)
4th Coolest Coolest since: 1940 1940
123rd Warmest Warmest since: 1977 2012
Dec 1977–Sep 1978
10-Month
46.4°F
(8.0°C)
48.7°F
(9.3°C)
-2.3°F
(-1.3°C)
4th Coolest Coolest since: 1963 1904
122nd Warmest Warmest since: 1977 2012
Nov 1977–Sep 1978
11-Month
46.1°F
(7.8°C)
47.9°F
(8.8°C)
-1.8°F
(-1.0°C)
6th Coolest Coolest since: 1963 1904
120th Warmest Warmest since: 1977 2012
Ties: 1905, 1926
Oct 1977–Sep 1978
12-Month
46.3°F
(7.9°C)
48.2°F
(9.0°C)
-1.9°F
(-1.1°C)
6th Coolest Coolest since: 1963 1904
120th Warmest Warmest since: 1977 2012
Ties: 1905
Apr 1977–Sep 1978
18-Month
51.8°F
(11.0°C)
52.7°F
(11.5°C)
-0.9°F
(-0.5°C)
16th Coolest Coolest since: 1977 1918
110th Warmest Warmest since: 1976 2012
Ties: 1979
Oct 1976–Sep 1978
24-Month
46.4°F
(8.0°C)
48.1°F
(8.9°C)
-1.7°F
(-0.9°C)
3rd Coolest Coolest since: 1918 1905
122nd Warmest Warmest since: 1977 2017
Oct 1975–Sep 1978
36-Month
47.3°F
(8.5°C)
48.1°F
(8.9°C)
-0.8°F
(-0.4°C)
13th Coolest Coolest since: 1965 1979
111th Warmest Warmest since: 1977 2018
Ties: 1917, 1920, 1980
Oct 1974–Sep 1978
48-Month
47.5°F
(8.6°C)
48.1°F
(8.9°C)
-0.6°F
(-0.3°C)
23rd Coolest Coolest since: 1971 1907
100th Warmest Warmest since: 1977 2019
Ties: 1919, 1969, 1971
Oct 1973–Sep 1978
60-Month
47.8°F
(8.8°C)
48.2°F
(9.0°C)
-0.4°F
(-0.2°C)
30th Coolest Coolest since: 1972 1908
92nd Warmest Warmest since: 1977 2020
Ties: 1911, 1912, 1916, 1917, 1983

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published April 2021, retrieved on April 11, 2021 from https://www.ncdc.noaa.gov/cag/