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


Pennsylvania

Average Temperature Rankings, September 1921

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
September 1921
1-Month
66.5°F
(19.2°C)
61.7°F
(16.5°C)
4.8°F
(2.7°C)
123rd Coolest Coolest since: 1920 1918
5th Warmest Warmest to Date 1961
Aug–Sep 1921
2-Month
66.2°F
(19.0°C)
65.1°F
(18.4°C)
1.1°F
(0.6°C)
93rd Coolest Coolest since: 1920 1963
35th Warmest Warmest since: 1911 2016
Ties: 1911, 1925, 1932, 1944, 1945
Jul–Sep 1921
3-Month
68.8°F
(20.4°C)
66.8°F
(19.3°C)
2.0°F
(1.1°C)
112th Coolest Coolest since: 1920 1924, 1962, 1963, 1976
16th Warmest Warmest since: 1901 2016
Ties: 1901, 1936, 1961
Jun–Sep 1921
4-Month
68.6°F
(20.3°C)
66.6°F
(19.2°C)
2.0°F
(1.1°C)
115th Coolest Coolest since: 1920 1924
13th Warmest Warmest since: 1900 2005, 2016
Ties: 1934
May–Sep 1921
5-Month
66.5°F
(19.2°C)
64.9°F
(18.3°C)
1.6°F
(0.9°C)
108th Coolest Coolest since: 1920 1924
20th Warmest Warmest since: 1911 2018
Ties: 1933, 1955, 1998
Apr–Sep 1921
6-Month
64.3°F
(17.9°C)
61.8°F
(16.6°C)
2.5°F
(1.3°C)
124th Coolest Coolest since: 1920 1907, 1924
4th Warmest Warmest to Date 2010
Mar–Sep 1921
7-Month
61.6°F
(16.4°C)
58.1°F
(14.5°C)
3.5°F
(1.9°C)
126th Coolest Coolest since: 1920 1924
2nd Warmest Warmest to Date 2010
Ties: 2012
Feb–Sep 1921
8-Month
57.6°F
(14.2°C)
54.1°F
(12.3°C)
3.5°F
(1.9°C)
126th Coolest Coolest since: 1920 1924
2nd Warmest Warmest to Date 2012
Jan–Sep 1921
9-Month
54.3°F
(12.4°C)
50.9°F
(10.5°C)
3.4°F
(1.9°C)
125th Coolest Coolest since: 1920 1940
3rd Warmest Warmest to Date 2012
Dec 1920–Sep 1921
10-Month
52.0°F
(11.1°C)
48.8°F
(9.3°C)
3.2°F
(1.8°C)
122nd Coolest Coolest since: 1920 1904
5th Warmest Warmest to Date 2012
Nov 1920–Sep 1921
11-Month
50.7°F
(10.4°C)
47.9°F
(8.8°C)
2.8°F
(1.6°C)
121st Coolest Coolest since: 1920 1904
6th Warmest Warmest to Date 2012
Ties: 2017
Oct 1920–Sep 1921
12-Month
51.0°F
(10.6°C)
48.1°F
(8.9°C)
2.9°F
(1.7°C)
122nd Coolest Coolest since: 1920 1904
5th Warmest Warmest to Date 2012
Ties: 1998
Apr 1920–Sep 1921
18-Month
54.2°F
(12.3°C)
52.7°F
(11.5°C)
1.5°F
(0.8°C)
113th Coolest Coolest since: 1920 1918
14th Warmest Warmest to Date 2012
Ties: 1949, 2000, 2010, 2013
Oct 1919–Sep 1921
24-Month
48.7°F
(9.3°C)
48.1°F
(8.9°C)
0.6°F
(0.4°C)
88th Coolest Coolest since: 1920 1905
38th Warmest Warmest since: 1901 2017
Ties: 1901, 1930, 1938, 1942, 1943
Oct 1918–Sep 1921
36-Month
49.1°F
(9.5°C)
48.1°F
(8.9°C)
1.0°F
(0.6°C)
97th Coolest Coolest since: 1920 1979
28th Warmest Warmest to Date 2018
Ties: 1923, 1987, 2003, 2016
Oct 1917–Sep 1921
48-Month
48.3°F
(9.1°C)
48.1°F
(8.9°C)
0.2°F
(0.2°C)
64th Coolest Coolest since: 1920 1907
60th Warmest Warmest since: 1901 2019
Ties: 1948, 1995
Oct 1916–Sep 1921
60-Month
47.9°F
(8.8°C)
48.1°F
(8.9°C)
-0.2°F
(-0.1°C)
36th Coolest Coolest since: 1920 1908
87th Warmest Warmest since: 1915 2020
Ties: 1910, 1915, 1944, 1960, 1984

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2021, retrieved on October 25, 2021 from https://www.ncdc.noaa.gov/cag/