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 1998

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 1998
1-Month
64.7°F
(18.2°C)
61.7°F
(16.5°C)
3.0°F
(1.7°C)
110th Coolest Coolest since: 1997 1918
17th Warmest Warmest since: 1971 1961
Ties: 1970
Aug–Sep 1998
2-Month
67.4°F
(19.7°C)
65.0°F
(18.3°C)
2.4°F
(1.4°C)
113th Coolest Coolest since: 1997 1963
14th Warmest Warmest since: 1980 2016
Ties: 1936, 2019
Jul–Sep 1998
3-Month
68.2°F
(20.1°C)
66.9°F
(19.4°C)
1.3°F
(0.7°C)
101st Coolest Coolest since: 1997 1924, 1962, 1963, 1976
26th Warmest Warmest since: 1995 2016
Ties: 1911, 1930
Jun–Sep 1998
4-Month
67.5°F
(19.7°C)
66.6°F
(19.2°C)
0.9°F
(0.5°C)
88th Coolest Coolest since: 1997 1924
39th Warmest Warmest since: 1995 2005, 2016
Ties: 1895, 1980, 2008
May–Sep 1998
5-Month
66.5°F
(19.2°C)
64.8°F
(18.2°C)
1.7°F
(1.0°C)
108th Coolest Coolest since: 1997 1924
19th Warmest Warmest since: 1991 2018
Ties: 1921, 1933, 1955
Apr–Sep 1998
6-Month
63.7°F
(17.6°C)
61.9°F
(16.6°C)
1.8°F
(1.0°C)
113th Coolest Coolest since: 1997 1907, 1924
14th Warmest Warmest since: 1991 2010
Ties: 2002
Mar–Sep 1998
7-Month
60.2°F
(15.7°C)
58.1°F
(14.5°C)
2.1°F
(1.2°C)
120th Coolest Coolest since: 1997 1924
7th Warmest Warmest since: 1991 2010
Ties: 1955
Feb–Sep 1998
8-Month
57.2°F
(14.0°C)
54.2°F
(12.3°C)
3.0°F
(1.7°C)
122nd Coolest Coolest since: 1997 1924
5th Warmest Warmest since: 1991 2012
Ties: 2010
Jan–Sep 1998
9-Month
54.6°F
(12.6°C)
50.9°F
(10.5°C)
3.7°F
(2.1°C)
125th Coolest Coolest since: 1997 1940
2nd Warmest Warmest to Date 2012
Dec 1997–Sep 1998
10-Month
52.4°F
(11.3°C)
48.8°F
(9.3°C)
3.6°F
(2.0°C)
123rd Coolest Coolest since: 1997 1904
3rd Warmest Warmest to Date 2012
Ties: 2002
Nov 1997–Sep 1998
11-Month
51.0°F
(10.6°C)
47.9°F
(8.8°C)
3.1°F
(1.8°C)
121st Coolest Coolest since: 1997 1904
5th Warmest Warmest since: 1991 2012
Oct 1997–Sep 1998
12-Month
51.0°F
(10.6°C)
48.2°F
(9.0°C)
2.8°F
(1.6°C)
121st Coolest Coolest since: 1997 1904
5th Warmest Warmest since: 1991 2012
Ties: 1921
Apr 1997–Sep 1998
18-Month
54.0°F
(12.2°C)
52.7°F
(11.5°C)
1.3°F
(0.7°C)
107th Coolest Coolest since: 1997 1918
19th Warmest Warmest since: 1991 2012
Ties: 1942, 2007, 2008
Oct 1996–Sep 1998
24-Month
49.5°F
(9.7°C)
48.2°F
(9.0°C)
1.3°F
(0.7°C)
104th Coolest Coolest since: 1997 1905
21st Warmest Warmest since: 1992 2017
Oct 1995–Sep 1998
36-Month
48.7°F
(9.3°C)
48.1°F
(8.9°C)
0.6°F
(0.4°C)
86th Coolest Coolest since: 1997 1979
38th Warmest Warmest since: 1993 2018
Ties: 1900, 1922, 1931, 1985, 2005
Oct 1994–Sep 1998
48-Month
48.9°F
(9.4°C)
48.1°F
(8.9°C)
0.8°F
(0.5°C)
91st Coolest Coolest since: 1997 1907
32nd Warmest Warmest since: 1993 2019
Ties: 1935, 1952, 1988
Oct 1993–Sep 1998
60-Month
48.6°F
(9.2°C)
48.1°F
(8.9°C)
0.5°F
(0.3°C)
77th Coolest Coolest since: 1997 1908
45th Warmest Warmest since: 1995 2020
Ties: 1936, 1976, 1988

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published April 2021, retrieved on April 10, 2021 from https://www.ncdc.noaa.gov/cag/