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 2017

View Period (Months):
Download: CSV JSON XML
  • Record Coolest
  • Bottom ⅒
  • Bottom ⅓
  • Normal
  • Top ⅓
  • Top ⅒
  • Record Warmest
PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
December 2017
1-Month		28.0°F
(-2.2°C)		28.9°F
(-1.7°C)		-0.9°F
(-0.5°C)		44th Coolest
Coolest since:
1989
85th Warmest
Warmest since:
2015
Ties: 1925
Nov–Dec 2017
2-Month		33.6°F
(0.9°C)		34.1°F
(1.2°C)		-0.5°F
(-0.3°C)		43rd Coolest
Coolest since:
1917
86th Warmest
Warmest since:
2015
Ties: 1905, 1906, 1936, 1981
Oct–Dec 2017
3-Month		41.1°F
(5.1°C)		39.6°F
(4.2°C)		1.5°F
(0.9°C)		90th Coolest
Coolest since:
1917
39th Warmest
Warmest since:
2015
Sep–Dec 2017
4-Month		46.8°F
(8.2°C)		45.2°F
(7.3°C)		1.6°F
(0.9°C)		98th Coolest
Coolest since:
1917
31st Warmest
Warmest since:
2015
Ties: 1959
Aug–Dec 2017
5-Month		50.9°F
(10.5°C)		49.8°F
(9.9°C)		1.1°F
(0.6°C)		92nd Coolest
Coolest since:
1917
37th Warmest
Warmest since:
2015
Ties: 1913
Jul–Dec 2017
6-Month		54.3°F
(12.4°C)		53.2°F
(11.8°C)		1.1°F
(0.6°C)		96th Coolest
Coolest since:
1976
33rd Warmest
Warmest since:
1931, 2015
Ties: 1946, 1947, 2002, 2004
Jun–Dec 2017
7-Month		56.1°F
(13.4°C)		55.1°F
(12.8°C)		1.0°F
(0.6°C)		96th Coolest
Coolest since:
1917
33rd Warmest
Warmest since:
2015
Ties: 1921, 1975
May–Dec 2017
8-Month		56.2°F
(13.4°C)		55.4°F
(13.0°C)		0.8°F
(0.4°C)		89th Coolest
Coolest since:
1917
40th Warmest
Warmest since:
2015
Ties: 1944, 1994, 2013
Apr–Dec 2017
9-Month		56.0°F
(13.3°C)		54.4°F
(12.4°C)		1.6°F
(0.9°C)		108th Coolest
Coolest since:
1917
21st Warmest
Warmest since:
2015
Ties: 1921, 2022
Mar–Dec 2017
10-Month		53.9°F
(12.2°C)		52.6°F
(11.4°C)		1.3°F
(0.8°C)		105th Coolest
Coolest since:
1917
24th Warmest
Warmest since:
2021
Ties: 1946, 1949, 1987
Feb–Dec 2017
11-Month		52.3°F
(11.3°C)		50.2°F
(10.1°C)		2.1°F
(1.2°C)		119th Coolest
Coolest since:
1917
10th Warmest
Warmest since:
2012
Ties: 2010
Jan–Dec 2017
12-Month		50.6°F
(10.3°C)		48.1°F
(8.9°C)		2.5°F
(1.4°C)		120th Coolest
Coolest since:
1917
9th Warmest
Warmest since:
1998, 2012
Ties: 1921
Jul 2016–Dec 2017
18-Month		52.6°F
(11.4°C)		49.8°F
(9.9°C)		2.8°F
(1.5°C)		124th Coolest
Coolest since:
1904
4th Warmest
Warmest since:
2012
Jan 2016–Dec 2017
24-Month		50.8°F
(10.4°C)		48.1°F
(8.9°C)		2.7°F
(1.5°C)		124th Coolest
Coolest since:
1905
4th Warmest
Warmest since:
2021
Jan 2015–Dec 2017
36-Month		50.3°F
(10.2°C)		48.1°F
(8.9°C)		2.2°F
(1.3°C)		121st Coolest
Coolest since:
1905, 1926
6th Warmest
Warmest since:
2012
Ties: 2020
Jan 2014–Dec 2017
48-Month		49.6°F
(9.8°C)		48.1°F
(8.9°C)		1.5°F
(0.9°C)		113th Coolest
Coolest since:
1907
13th Warmest
Warmest since:
2021, 2022
Ties: 2000
Jan 2013–Dec 2017
60-Month		49.5°F
(9.7°C)		48.1°F
(8.9°C)		1.4°F
(0.8°C)		112th Coolest
Coolest since:
1905, 1907
13th Warmest
Warmest since:
2020, 2021
Ties: 2006, 2008, 2010, 2011

Citing This Page