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 November 2019. For more information, please see Climatological Rankings.


Pennsylvania

Average Temperature Rankings, September 1900

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1900
1-Month
66.1°F
(18.9°C)
61.7°F
(16.5°C)
4.4°F
(2.4°C)
119th Coolest Coolest since: 1899 1918
7th Warmest Warmest to Date 1961
Aug–Sep 1900
2-Month
69.6°F
(20.9°C)
65.1°F
(18.4°C)
4.5°F
(2.5°C)
124th Coolest Coolest since: 1899 1963
2nd Warmest Warmest to Date 2016
Jul–Sep 1900
3-Month
70.4°F
(21.3°C)
66.9°F
(19.4°C)
3.5°F
(1.9°C)
124th Coolest Coolest since: 1899 1924, 1962, 1963, 1976
2nd Warmest Warmest to Date 2016
Jun–Sep 1900
4-Month
69.7°F
(20.9°C)
66.6°F
(19.2°C)
3.1°F
(1.7°C)
123rd Coolest Coolest since: 1899 1924
3rd Warmest Warmest to Date 2005, 2016
May–Sep 1900
5-Month
67.5°F
(19.7°C)
64.8°F
(18.2°C)
2.7°F
(1.5°C)
124th Coolest Coolest since: 1899 1924
2nd Warmest Warmest to Date 2018
Ties: 2010, 2016
Apr–Sep 1900
6-Month
64.0°F
(17.8°C)
61.8°F
(16.6°C)
2.2°F
(1.2°C)
117th Coolest Coolest since: 1899 1907, 1924
9th Warmest Warmest to Date 2010
Ties: 1955, 2012, 2018
Mar–Sep 1900
7-Month
59.1°F
(15.1°C)
58.1°F
(14.5°C)
1.0°F
(0.6°C)
99th Coolest Coolest since: 1899 1924
27th Warmest Warmest since: 1898 2010
Ties: 1910, 1922, 1931, 1949, 1995, 2006, 2007
Feb–Sep 1900
8-Month
54.7°F
(12.6°C)
54.2°F
(12.3°C)
0.5°F
(0.3°C)
77th Coolest Coolest since: 1899 1924
49th Warmest Warmest since: 1898 2012
Ties: 1903, 1910, 1946, 1948, 1995, 2013
Jan–Sep 1900
9-Month
51.6°F
(10.9°C)
50.9°F
(10.5°C)
0.7°F
(0.4°C)
79th Coolest Coolest since: 1899 1940
47th Warmest Warmest since: 1898 2012
Ties: 1946, 1957, 1986, 2004
Dec 1899–Sep 1900
10-Month
49.4°F
(9.7°C)
48.8°F
(9.3°C)
0.6°F
(0.4°C)
79th Coolest Coolest since: 1899 1904
46th Warmest Warmest since: 1898 2012
Ties: 1988
Nov 1899–Sep 1900
11-Month
48.4°F
(9.1°C)
47.9°F
(8.8°C)
0.5°F
(0.3°C)
75th Coolest Coolest since: 1899 1904
50th Warmest Warmest since: 1898 2012
Ties: 1989, 1993
Oct 1899–Sep 1900
12-Month
48.8°F
(9.3°C)
48.1°F
(8.9°C)
0.7°F
(0.4°C)
85th Coolest Coolest since: 1899 1904
40th Warmest Warmest since: 1898 2012
Ties: 1930, 1947
Apr 1899–Sep 1900
18-Month
53.4°F
(11.9°C)
52.7°F
(11.5°C)
0.7°F
(0.4°C)
90th Coolest Coolest since: 1899 1918
35th Warmest Warmest since: 1898 2012
Ties: 1898, 1931, 1937, 1960, 1988
Oct 1898–Sep 1900
24-Month
48.2°F
(9.0°C)
48.2°F
(9.0°C)
0.0°F
(0.0°C)
54th Coolest Coolest since: 1897 1905
70th Warmest Warmest since: 1899 2017
Ties: 1910, 1923, 1945, 1946, 1951, 1958, 1960, 1983, 1985, 1993, 2004
Oct 1897–Sep 1900
36-Month
48.7°F
(9.3°C)
48.1°F
(8.9°C)
0.6°F
(0.4°C)
86th Coolest Coolest since: 1899 1979
37th Warmest Warmest to Date 2018
Ties: 1922, 1931, 1985, 1998, 2005
Oct 1896–Sep 1900
48-Month
48.4°F
(9.1°C)
48.1°F
(8.9°C)
0.3°F
(0.2°C)
69th Coolest Coolest since: 1899 1907
53rd Warmest Warmest to Date 2019
Ties: 1923, 1944, 1947, 1974
Oct 1895–Sep 1900
60-Month
48.3°F
(9.1°C)
48.1°F
(8.9°C)
0.2°F
(0.2°C)
66th Coolest Coolest to Date 1908
55th Warmest Warmest to Date 2002
Ties: 1931, 1937, 1942, 1947, 1948, 1958, 1977, 1986

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published December 2019, retrieved on December 10, 2019 from https://www.ncdc.noaa.gov/cag/