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.

California

Average Temperature Rankings, December 2019

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
December 2019
1-Month 		44.4°F
(6.9°C)		 43.1°F
(6.2°C)		 1.3°F
(0.7°C)		 90th Coolest
Coolest since:
 1932, 1990
39th Warmest
Warmest since:
 1958
Ties: 1934, 1957
Nov–Dec 2019
2-Month 		48.7°F
(9.3°C)		 46.3°F
(7.9°C)		 2.4°F
(1.4°C)		 113th Coolest
Coolest since:
 1994
16th Warmest
Warmest since:
 1995
Ties: 2018
Oct–Dec 2019
3-Month 		52.1°F
(11.2°C)		 50.7°F
(10.4°C)		 1.4°F
(0.8°C)		 100th Coolest
Coolest since:
 1916
29th Warmest
Warmest since:
 1995, 2014
Ties: 2003
Sep–Dec 2019
4-Month 		56.3°F
(13.5°C)		 55.2°F
(12.9°C)		 1.1°F
(0.6°C)		 96th Coolest
Coolest since:
 1916
33rd Warmest
Warmest since:
 2020
Ties: 1943, 1953, 1959, 2005, 2010
Aug–Dec 2019
5-Month 		60.4°F
(15.8°C)		 58.9°F
(14.9°C)		 1.5°F
(0.9°C)		 105th Coolest
Coolest since:
 1916
24th Warmest
Warmest since:
 2020
Jul–Dec 2019
6-Month 		62.9°F
(17.2°C)		 61.5°F
(16.4°C)		 1.4°F
(0.8°C)		 102nd Coolest
Coolest since:
 1916
27th Warmest
Warmest since:
 2020
Ties: 1929, 1977
Jun–Dec 2019
7-Month 		64.1°F
(17.8°C)		 62.5°F
(16.9°C)		 1.6°F
(0.9°C)		 109th Coolest
Coolest since:
 1916
20th Warmest
Warmest since:
 2020
Ties: 1937, 1977, 2013
May–Dec 2019
8-Month 		63.4°F
(17.4°C)		 62.3°F
(16.8°C)		 1.1°F
(0.6°C)		 101st Coolest
Coolest since:
 1916
28th Warmest
Warmest since:
 2020
Ties: 1929, 1936, 1959, 1967, 1988, 1999
Apr–Dec 2019
9-Month 		62.8°F
(17.1°C)		 61.3°F
(16.3°C)		 1.5°F
(0.8°C)		 107th Coolest
Coolest since:
 1916
22nd Warmest
Warmest since:
 2014, 2020
Ties: 1934, 1950
Mar–Dec 2019
10-Month 		61.4°F
(16.3°C)		 60.1°F
(15.6°C)		 1.3°F
(0.7°C)		 104th Coolest
Coolest since:
 1912
25th Warmest
Warmest since:
 2014
Ties: 1936, 1940, 1950, 1958, 1988, 1989, 2009
Feb–Dec 2019
11-Month 		59.5°F
(15.3°C)		 58.7°F
(14.8°C)		 0.8°F
(0.5°C)		 88th Coolest
Coolest since:
 1911
41st Warmest
Warmest since:
 2014
Ties: 1977, 1991
Jan–Dec 2019
12-Month 		58.4°F
(14.7°C)		 57.4°F
(14.1°C)		 1.0°F
(0.6°C)		 95th Coolest
Coolest since:
 1911
34th Warmest
Warmest since:
 2014
Jul 2018–Dec 2019
18-Month 		60.4°F
(15.8°C)		 58.8°F
(14.9°C)		 1.6°F
(0.9°C)		 108th Coolest
Coolest since:
 1912
20th Warmest
Warmest since:
 2015
Jan 2018–Dec 2019
24-Month 		59.3°F
(15.2°C)		 57.4°F
(14.1°C)		 1.9°F
(1.1°C)		 118th Coolest
Coolest since:
 1912
10th Warmest
Warmest since:
 2015
Ties: 1997
Jan 2017–Dec 2019
36-Month 		59.6°F
(15.3°C)		 57.4°F
(14.1°C)		 2.2°F
(1.2°C)		 118th Coolest
Coolest since:
 1913
9th Warmest
Warmest since:
 2016
Jan 2016–Dec 2019
48-Month 		59.8°F
(15.4°C)		 57.4°F
(14.1°C)		 2.4°F
(1.3°C)		 120th Coolest
Coolest since:
 1912, 1914
6th Warmest
Warmest since:
 2017
Ties: 2020, 2022
Jan 2015–Dec 2019
60-Month 		60.0°F
(15.6°C)		 57.4°F
(14.1°C)		 2.6°F
(1.5°C)		 121st Coolest
Coolest since:
 1912
4th Warmest
Warmest since:
 2018

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