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 2021. For more information, please see Climatological Rankings.


Pennsylvania

Average Temperature Rankings, December 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
(1895-2020)
Warmest/Coolest
Since
Record
December 1921
1-Month
28.9°F
(-1.7°C)
28.9°F
(-1.7°C)
0.0°F
(0.0°C)
52nd Coolest Coolest since: 1919 1989
75th Warmest Warmest since: 1920 2015
Ties: 1900, 2009
Nov–Dec 1921
2-Month
34.2°F
(1.2°C)
34.2°F
(1.2°C)
0.0°F
(0.0°C)
54th Coolest Coolest since: 1920 1917
73rd Warmest Warmest since: 1920 2015
Ties: 1899, 1920
Oct–Dec 1921
3-Month
39.5°F
(4.2°C)
39.6°F
(4.2°C)
-0.1°F
(0.0°C)
53rd Coolest Coolest since: 1919 1917
74th Warmest Warmest since: 1920 2015
Ties: 1932, 1936, 2008
Sep–Dec 1921
4-Month
46.2°F
(7.9°C)
45.1°F
(7.3°C)
1.1°F
(0.6°C)
84th Coolest Coolest since: 1919 1917
43rd Warmest Warmest since: 1920 2015
Ties: 1991
Aug–Dec 1921
5-Month
50.2°F
(10.1°C)
49.8°F
(9.9°C)
0.4°F
(0.2°C)
69th Coolest Coolest since: 1919 1917
58th Warmest Warmest since: 1920 2015
Ties: 1898, 1932, 1968, 1983
Jul–Dec 1921
6-Month
54.2°F
(12.3°C)
53.3°F
(11.8°C)
0.9°F
(0.5°C)
91st Coolest Coolest since: 1920 1976
36th Warmest Warmest since: 1900 1931, 2015
Ties: 2010
Jun–Dec 1921
7-Month
56.1°F
(13.4°C)
55.0°F
(12.8°C)
1.1°F
(0.6°C)
96th Coolest Coolest since: 1920 1917
31st Warmest Warmest since: 1900 2015
Ties: 1975, 2017
May–Dec 1921
8-Month
56.4°F
(13.6°C)
55.4°F
(13.0°C)
1.0°F
(0.6°C)
95th Coolest Coolest since: 1920 1917
32nd Warmest Warmest since: 1918 2015
Ties: 1982, 1987, 1990
Apr–Dec 1921
9-Month
56.0°F
(13.3°C)
54.4°F
(12.4°C)
1.6°F
(0.9°C)
107th Coolest Coolest since: 1920 1917
20th Warmest Warmest since: 1900 2015
Ties: 2017
Mar–Dec 1921
10-Month
55.0°F
(12.8°C)
52.6°F
(11.4°C)
2.4°F
(1.4°C)
121st Coolest Coolest since: 1920 1917
6th Warmest Warmest to Date 2012
Ties: 1991, 2010
Feb–Dec 1921
11-Month
52.7°F
(11.5°C)
50.2°F
(10.1°C)
2.5°F
(1.4°C)
120th Coolest Coolest since: 1920 1917
7th Warmest Warmest to Date 2012
Jan–Dec 1921
12-Month
50.6°F
(10.3°C)
48.1°F
(8.9°C)
2.5°F
(1.4°C)
119th Coolest Coolest since: 1920 1917
8th Warmest Warmest to Date 1998, 2012
Ties: 2017
Jul 1920–Dec 1921
18-Month
51.6°F
(10.9°C)
49.8°F
(9.9°C)
1.8°F
(1.0°C)
113th Coolest Coolest since: 1920 1904
13th Warmest Warmest to Date 2012
Ties: 1949
Jan 1920–Dec 1921
24-Month
48.8°F
(9.3°C)
48.1°F
(8.9°C)
0.7°F
(0.4°C)
92nd Coolest Coolest since: 1920 1905
34th Warmest Warmest to Date 2012
Ties: 1938, 1946, 1947, 1955
Jan 1919–Dec 1921
36-Month
48.9°F
(9.4°C)
48.2°F
(9.0°C)
0.7°F
(0.4°C)
95th Coolest Coolest since: 1920 1905, 1926
30th Warmest Warmest to Date 2012
Ties: 1939, 1949, 1975, 1993, 2009
Jan 1918–Dec 1921
48-Month
48.7°F
(9.3°C)
48.1°F
(8.9°C)
0.6°F
(0.4°C)
86th Coolest Coolest since: 1920 1907
38th Warmest Warmest to Date 2013, 2019, 2020
Ties: 1931, 1987, 1994
Jan 1917–Dec 1921
60-Month
48.0°F
(8.9°C)
48.1°F
(8.9°C)
-0.1°F
(0.0°C)
42nd Coolest Coolest since: 1920 1905, 1907
81st Warmest Warmest since: 1915 2020
Ties: 1912, 1943, 1996

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2021, retrieved on December 8, 2021 from https://www.ncdc.noaa.gov/cag/