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 October 2020. For more information, please see Climatological Rankings.


Pennsylvania

Average Temperature Rankings, September 1940

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 1940
1-Month
59.0°F
(15.0°C)
61.7°F
(16.5°C)
-2.7°F
(-1.5°C)
12th Coolest Coolest since: 1928 1918
115th Warmest Warmest since: 1939 1961
Ties: 1976, 1984
Aug–Sep 1940
2-Month
62.8°F
(17.1°C)
65.1°F
(18.4°C)
-2.3°F
(-1.3°C)
4th Coolest Coolest since: 1924 1963
123rd Warmest Warmest since: 1939 2016
Ties: 1956, 1967, 1976
Jul–Sep 1940
3-Month
65.3°F
(18.5°C)
66.9°F
(19.4°C)
-1.6°F
(-0.9°C)
12th Coolest Coolest since: 1927 1924, 1962, 1963, 1976
115th Warmest Warmest since: 1939 2016
Jun–Sep 1940
4-Month
65.4°F
(18.6°C)
66.6°F
(19.2°C)
-1.2°F
(-0.6°C)
14th Coolest Coolest since: 1927 1924
113th Warmest Warmest since: 1939 2005, 2016
Ties: 1902, 1917, 1918, 1946
May–Sep 1940
5-Month
63.8°F
(17.7°C)
64.8°F
(18.2°C)
-1.0°F
(-0.5°C)
19th Coolest Coolest since: 1928 1924
108th Warmest Warmest since: 1939 2018
Ties: 1928, 1946
Apr–Sep 1940
6-Month
60.3°F
(15.7°C)
61.9°F
(16.6°C)
-1.6°F
(-0.9°C)
10th Coolest Coolest since: 1927 1907, 1924
117th Warmest Warmest since: 1939 2010
Ties: 1926, 1963
Mar–Sep 1940
7-Month
55.9°F
(13.3°C)
58.1°F
(14.5°C)
-2.2°F
(-1.2°C)
3rd Coolest Coolest since: 1924 1924
124th Warmest Warmest since: 1939 2010
Feb–Sep 1940
8-Month
52.2°F
(11.2°C)
54.2°F
(12.3°C)
-2.0°F
(-1.1°C)
3rd Coolest Coolest since: 1924 1924
124th Warmest Warmest since: 1939 2012
Ties: 1917, 1950, 1963, 1978
Jan–Sep 1940
9-Month
48.2°F
(9.0°C)
51.0°F
(10.6°C)
-2.8°F
(-1.6°C)
1st Coolest Coolest to Date 1940
126th Warmest Warmest since: 1939 2012
Dec 1939–Sep 1940
10-Month
46.5°F
(8.1°C)
48.8°F
(9.3°C)
-2.3°F
(-1.2°C)
5th Coolest Coolest since: 1920 1904
121st Warmest Warmest since: 1939 2012
Nov 1939–Sep 1940
11-Month
45.6°F
(7.6°C)
47.9°F
(8.8°C)
-2.3°F
(-1.2°C)
3rd Coolest Coolest since: 1920 1904
123rd Warmest Warmest since: 1939 2012
Ties: 1920
Oct 1939–Sep 1940
12-Month
46.0°F
(7.8°C)
48.1°F
(8.9°C)
-2.1°F
(-1.1°C)
5th Coolest Coolest since: 1926 1904
121st Warmest Warmest since: 1939 2012
Apr 1939–Sep 1940
18-Month
51.6°F
(10.9°C)
52.7°F
(11.5°C)
-1.1°F
(-0.6°C)
8th Coolest Coolest since: 1927 1918
118th Warmest Warmest since: 1939 2012
Ties: 1908, 1924, 1968
Oct 1938–Sep 1940
24-Month
47.7°F
(8.7°C)
48.2°F
(9.0°C)
-0.5°F
(-0.3°C)
29th Coolest Coolest since: 1936 1905
96th Warmest Warmest since: 1939 2017
Ties: 1897, 1903, 1915, 1916, 1935, 1936, 1959, 1969, 1994, 2015
Oct 1937–Sep 1940
36-Month
48.0°F
(8.9°C)
48.1°F
(8.9°C)
-0.1°F
(0.0°C)
46th Coolest Coolest since: 1937 1979
78th Warmest Warmest since: 1939 2018
Ties: 1902, 1903, 1937, 1996
Oct 1936–Sep 1940
48-Month
48.2°F
(9.0°C)
48.1°F
(8.9°C)
0.1°F
(0.1°C)
54th Coolest Coolest since: 1938 1907
69th Warmest Warmest since: 1939 2019
Ties: 1899, 1903, 1936, 1938, 1942, 1960, 1985
Oct 1935–Sep 1940
60-Month
48.0°F
(8.9°C)
48.1°F
(8.9°C)
-0.1°F
(0.0°C)
42nd Coolest Coolest since: 1930 1908
80th Warmest Warmest since: 1939 2020
Ties: 1903, 1914, 1961, 1973, 1985, 1997

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2020, retrieved on December 1, 2020 from https://www.ncdc.noaa.gov/cag/