Statewide Rankings

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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 2018

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 2018 1-Month	44.8°F (7.1°C)	43.1°F (6.2°C)	1.7°F (0.9°C)	98th Coolest	Coolest since: 2016	1932, 1990
	44.8°F (7.1°C)	43.1°F (6.2°C)	1.7°F (0.9°C)	31st Warmest	Warmest since: 2017	1958
	Ties: 1973, 1989
Nov–Dec 2018 2-Month	48.7°F (9.3°C)	46.3°F (7.9°C)	2.4°F (1.4°C)	113th Coolest	Coolest since: 2016	1994
	48.7°F (9.3°C)	46.3°F (7.9°C)	2.4°F (1.4°C)	16th Warmest	Warmest since: 2017	1995
	Ties: 2019
Oct–Dec 2018 3-Month	52.8°F (11.6°C)	50.7°F (10.4°C)	2.1°F (1.2°C)	114th Coolest	Coolest since: 2016	1916
	52.8°F (11.6°C)	50.7°F (10.4°C)	2.1°F (1.2°C)	15th Warmest	Warmest since: 2017	1995, 2014
	Ties: 2005
Sep–Dec 2018 4-Month	57.4°F (14.1°C)	55.2°F (12.9°C)	2.2°F (1.2°C)	119th Coolest	Coolest since: 2016	1916
	57.4°F (14.1°C)	55.2°F (12.9°C)	2.2°F (1.2°C)	10th Warmest	Warmest since: 2017	2020
	Ties: 2008
Aug–Dec 2018 5-Month	61.2°F (16.2°C)	58.9°F (14.9°C)	2.3°F (1.3°C)	122nd Coolest	Coolest since: 2016	1916
	61.2°F (16.2°C)	58.9°F (14.9°C)	2.3°F (1.3°C)	7th Warmest	Warmest since: 2017	2020
	Ties: 2008, 2022
Jul–Dec 2018 6-Month	64.2°F (17.9°C)	61.5°F (16.4°C)	2.7°F (1.5°C)	125th Coolest	Coolest since: 2016	1916
	64.2°F (17.9°C)	61.5°F (16.4°C)	2.7°F (1.5°C)	4th Warmest	Warmest since: 2017	2020
	Ties: 1995, 2021
Jun–Dec 2018 7-Month	65.3°F (18.5°C)	62.5°F (16.9°C)	2.8°F (1.6°C)	124th Coolest	Coolest since: 2016	1916
Jun–Dec 2018 7-Month	65.3°F (18.5°C)	62.5°F (16.9°C)	2.8°F (1.6°C)	5th Warmest	Warmest since: 2017	2020
May–Dec 2018 8-Month	65.0°F (18.3°C)	62.3°F (16.8°C)	2.7°F (1.5°C)	124th Coolest	Coolest since: 2016	1916
May–Dec 2018 8-Month	65.0°F (18.3°C)	62.3°F (16.8°C)	2.7°F (1.5°C)	5th Warmest	Warmest since: 2017	2020
Apr–Dec 2018 9-Month	64.1°F (17.8°C)	61.3°F (16.3°C)	2.8°F (1.5°C)	124th Coolest	Coolest since: 2016	1916
Apr–Dec 2018 9-Month	64.1°F (17.8°C)	61.3°F (16.3°C)	2.8°F (1.5°C)	5th Warmest	Warmest since: 2017	2014, 2020
Mar–Dec 2018 10-Month	62.6°F (17.0°C)	60.1°F (15.6°C)	2.5°F (1.4°C)	122nd Coolest	Coolest since: 2016	1912
Mar–Dec 2018 10-Month	62.6°F (17.0°C)	60.1°F (15.6°C)	2.5°F (1.4°C)	7th Warmest	Warmest since: 2017	2014
Feb–Dec 2018 11-Month	61.1°F (16.2°C)	58.7°F (14.8°C)	2.4°F (1.4°C)	121st Coolest	Coolest since: 2013	1911
Feb–Dec 2018 11-Month	61.1°F (16.2°C)	58.7°F (14.8°C)	2.4°F (1.4°C)	8th Warmest	Warmest since: 2017	2014
Jan–Dec 2018 12-Month	60.1°F (15.6°C)	57.4°F (14.1°C)	2.7°F (1.5°C)	123rd Coolest	Coolest since: 2016	1911
	60.1°F (15.6°C)	57.4°F (14.1°C)	2.7°F (1.5°C)	6th Warmest	Warmest since: 2017	2014
	Ties: 2016
Jul 2017–Dec 2018 18-Month	61.7°F (16.5°C)	58.7°F (14.8°C)	3.0°F (1.7°C)	124th Coolest	Coolest since: 2017	1912
Jul 2017–Dec 2018 18-Month	61.7°F (16.5°C)	58.7°F (14.8°C)	3.0°F (1.7°C)	4th Warmest	Warmest since: 2015	2015
Jan 2017–Dec 2018 24-Month	60.2°F (15.7°C)	57.3°F (14.1°C)	2.9°F (1.6°C)	123rd Coolest	Coolest since: 2017	1912
	60.2°F (15.7°C)	57.3°F (14.1°C)	2.9°F (1.6°C)	5th Warmest	Warmest since: 2017	2015
	Ties: 2017, 2022
Jan 2016–Dec 2018 36-Month	60.2°F (15.7°C)	57.4°F (14.1°C)	2.8°F (1.6°C)	122nd Coolest	Coolest since: 2014	1913
Jan 2016–Dec 2018 36-Month	60.2°F (15.7°C)	57.4°F (14.1°C)	2.8°F (1.6°C)	5th Warmest	Warmest since: 2017	2016
Jan 2015–Dec 2018 48-Month	60.3°F (15.7°C)	57.3°F (14.1°C)	3.0°F (1.6°C)	123rd Coolest	Coolest since: 2015	1912, 1914
	60.3°F (15.7°C)	57.3°F (14.1°C)	3.0°F (1.6°C)	3rd Warmest	Warmest since: 2017	2017
	Ties: 2015
Jan 2014–Dec 2018 60-Month	60.6°F (15.9°C)	57.4°F (14.1°C)	3.2°F (1.8°C)	124th Coolest	Coolest since: 2017	1912, 1913
Jan 2014–Dec 2018 60-Month	60.6°F (15.9°C)	57.4°F (14.1°C)	3.2°F (1.8°C)	1st Warmest	Warmest to Date	2018

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 30, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings