Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Pennsylvania

Average Temperature Rankings, December 2019

View Period (Months):
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  • Record Coolest
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  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
December 2019
1-Month
32.6°F
(0.3°C)
28.9°F
(-1.7°C)
3.7°F
(2.0°C)
99th Coolest
Coolest since:
1989
30th Warmest
Warmest since:
2015
Nov–Dec 2019
2-Month
34.6°F
(1.4°C)
34.2°F
(1.2°C)
0.4°F
(0.2°C)
61st Coolest
Coolest since:
1917
68th Warmest
Warmest since:
2015
Ties: 1922, 1959, 1966, 1996
Oct–Dec 2019
3-Month
40.9°F
(4.9°C)
39.6°F
(4.2°C)
1.3°F
(0.7°C)
88th Coolest
Coolest since:
1917
41st Warmest
Warmest since:
2015
Ties: 1902, 2022
Sep–Dec 2019
4-Month
47.0°F
(8.3°C)
45.2°F
(7.3°C)
1.8°F
(1.0°C)
103rd Coolest
Coolest since:
1917
26th Warmest
Warmest since:
2015
Ties: 1912, 2012
Aug–Dec 2019
5-Month
51.5°F
(10.8°C)
49.8°F
(9.9°C)
1.7°F
(0.9°C)
106th Coolest
Coolest since:
1917
23rd Warmest
Warmest since:
2015
Ties: 2012
Jul–Dec 2019
6-Month
55.1°F
(12.8°C)
53.2°F
(11.8°C)
1.9°F
(1.0°C)
113th Coolest
Coolest since:
1976
16th Warmest
Warmest since:
1931, 2015
Ties: 1941, 1971
Jun–Dec 2019
7-Month
56.6°F
(13.7°C)
55.0°F
(12.8°C)
1.6°F
(0.9°C)
108th Coolest
Coolest since:
1917
21st Warmest
Warmest since:
2015
Ties: 1990, 1991, 1994, 2022
May–Dec 2019
8-Month
57.2°F
(14.0°C)
55.4°F
(13.0°C)
1.8°F
(1.0°C)
114th Coolest
Coolest since:
1917
15th Warmest
Warmest since:
2015
Ties: 1959
Apr–Dec 2019
9-Month
56.4°F
(13.6°C)
54.4°F
(12.4°C)
2.0°F
(1.2°C)
117th Coolest
Coolest since:
1917
12th Warmest
Warmest since:
2015
Ties: 2010
Mar–Dec 2019
10-Month
54.2°F
(12.3°C)
52.5°F
(11.4°C)
1.7°F
(0.9°C)
114th Coolest
Coolest since:
1917
15th Warmest
Warmest since:
2021
Ties: 1973, 2001, 2004
Feb–Dec 2019
11-Month
52.1°F
(11.2°C)
50.2°F
(10.1°C)
1.9°F
(1.1°C)
114th Coolest
Coolest since:
1917
15th Warmest
Warmest since:
2012
Ties: 1999, 2001, 2022
Jan–Dec 2019
12-Month
49.9°F
(9.9°C)
48.2°F
(9.0°C)
1.7°F
(0.9°C)
111th Coolest
Coolest since:
1917
18th Warmest
Warmest since:
1998, 2012
Ties: 2001
Jul 2018–Dec 2019
18-Month
51.7°F
(10.9°C)
49.8°F
(9.9°C)
1.9°F
(1.0°C)
115th Coolest
Coolest since:
1904
13th Warmest
Warmest since:
2012
Ties: 2011
Jan 2018–Dec 2019
24-Month
49.8°F
(9.9°C)
48.1°F
(8.9°C)
1.7°F
(1.0°C)
112th Coolest
Coolest since:
1905
16th Warmest
Warmest since:
2021
Ties: 1922, 1932
Jan 2017–Dec 2019
36-Month
50.1°F
(10.1°C)
48.1°F
(8.9°C)
2.0°F
(1.2°C)
119th Coolest
Coolest since:
1905, 1926
8th Warmest
Warmest since:
2012
Ties: 2000
Jan 2016–Dec 2019
48-Month
50.3°F
(10.2°C)
48.1°F
(8.9°C)
2.2°F
(1.3°C)
123rd Coolest
Coolest since:
1907
3rd Warmest
Warmest since:
2021, 2022
Ties: 2013, 2020
Jan 2015–Dec 2019
60-Month
50.1°F
(10.1°C)
48.1°F
(8.9°C)
2.0°F
(1.2°C)
121st Coolest
Coolest since:
1905, 1907
4th Warmest
Warmest since:
2020, 2021
Ties: 2002

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