Regional Rankings

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Month:

Region:

Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. 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 River Basin

Average Temperature Rankings, April 1917

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2023)	Warmest/Coolest Since	Record
April 1917 1-Month	51.4°F (10.8°C)	54.0°F (12.2°C)	-2.6°F (-1.4°C)	18th Coolest	Coolest since: 1912	1967
April 1917 1-Month	51.4°F (10.8°C)	54.0°F (12.2°C)	-2.6°F (-1.4°C)	112th Warmest	Warmest since: 1916	1989
Mar–Apr 1917 2-Month	47.5°F (8.6°C)	51.4°F (10.8°C)	-3.9°F (-2.2°C)	3rd Coolest	Coolest since: 1912	1967
	47.5°F (8.6°C)	51.4°F (10.8°C)	-3.9°F (-2.2°C)	127th Warmest	Warmest since: 1916	1934
	Ties: 1912
Feb–Apr 1917 3-Month	46.0°F (7.8°C)	49.4°F (9.7°C)	-3.4°F (-1.9°C)	4th Coolest	Coolest since: 1903	1922
Feb–Apr 1917 3-Month	46.0°F (7.8°C)	49.4°F (9.7°C)	-3.4°F (-1.9°C)	126th Warmest	Warmest since: 1916	2015
Jan–Apr 1917 4-Month	43.7°F (6.5°C)	47.6°F (8.7°C)	-3.9°F (-2.2°C)	2nd Coolest	Coolest to Date	1922
	43.7°F (6.5°C)	47.6°F (8.7°C)	-3.9°F (-2.2°C)	128th Warmest	Warmest since: 1916	2015
	Ties: 1937
Dec 1916–Apr 1917 5-Month	42.8°F (6.0°C)	46.7°F (8.2°C)	-3.9°F (-2.2°C)	1st Coolest	Coolest to Date	1917, 1949
	42.8°F (6.0°C)	46.7°F (8.2°C)	-3.9°F (-2.2°C)	128th Warmest	Warmest since: 1916	2015
	Ties: 1949
Nov 1916–Apr 1917 6-Month	43.3°F (6.3°C)	47.2°F (8.4°C)	-3.9°F (-2.1°C)	1st Coolest	Coolest to Date	1917
Nov 1916–Apr 1917 6-Month	43.3°F (6.3°C)	47.2°F (8.4°C)	-3.9°F (-2.1°C)	128th Warmest	Warmest since: 1916	2015
Oct 1916–Apr 1917 7-Month	44.8°F (7.1°C)	48.9°F (9.4°C)	-4.1°F (-2.3°C)	1st Coolest	Coolest to Date	1917
Oct 1916–Apr 1917 7-Month	44.8°F (7.1°C)	48.9°F (9.4°C)	-4.1°F (-2.3°C)	128th Warmest	Warmest since: 1916	2015
Sep 1916–Apr 1917 8-Month	47.6°F (8.7°C)	51.4°F (10.8°C)	-3.8°F (-2.1°C)	1st Coolest	Coolest to Date	1917
Sep 1916–Apr 1917 8-Month	47.6°F (8.7°C)	51.4°F (10.8°C)	-3.8°F (-2.1°C)	128th Warmest	Warmest since: 1916	2015
Aug 1916–Apr 1917 9-Month	50.2°F (10.1°C)	53.9°F (12.2°C)	-3.7°F (-2.1°C)	1st Coolest	Coolest to Date	1917
Aug 1916–Apr 1917 9-Month	50.2°F (10.1°C)	53.9°F (12.2°C)	-3.7°F (-2.1°C)	128th Warmest	Warmest since: 1916	2015
Jul 1916–Apr 1917 10-Month	52.5°F (11.4°C)	56.0°F (13.3°C)	-3.5°F (-1.9°C)	1st Coolest	Coolest to Date	1917
Jul 1916–Apr 1917 10-Month	52.5°F (11.4°C)	56.0°F (13.3°C)	-3.5°F (-1.9°C)	128th Warmest	Warmest since: 1916	2015
Jun 1916–Apr 1917 11-Month	53.7°F (12.1°C)	57.1°F (13.9°C)	-3.4°F (-1.8°C)	1st Coolest	Coolest to Date	1917
Jun 1916–Apr 1917 11-Month	53.7°F (12.1°C)	57.1°F (13.9°C)	-3.4°F (-1.8°C)	128th Warmest	Warmest since: 1916	2015
May 1916–Apr 1917 12-Month	54.1°F (12.3°C)	57.4°F (14.1°C)	-3.3°F (-1.8°C)	1st Coolest	Coolest to Date	1917
May 1916–Apr 1917 12-Month	54.1°F (12.3°C)	57.4°F (14.1°C)	-3.3°F (-1.8°C)	128th Warmest	Warmest since: 1916	2015
Nov 1915–Apr 1917 18-Month	51.8°F (11.0°C)	54.0°F (12.2°C)	-2.2°F (-1.2°C)	2nd Coolest	Coolest to Date	1949
Nov 1915–Apr 1917 18-Month	51.8°F (11.0°C)	54.0°F (12.2°C)	-2.2°F (-1.2°C)	126th Warmest	Warmest since: 1916	2015
May 1915–Apr 1917 24-Month	55.5°F (13.1°C)	57.4°F (14.1°C)	-1.9°F (-1.0°C)	2nd Coolest	Coolest since: 1913	1913
May 1915–Apr 1917 24-Month	55.5°F (13.1°C)	57.4°F (14.1°C)	-1.9°F (-1.0°C)	126th Warmest	Warmest since: 1916	2015
May 1914–Apr 1917 36-Month	55.9°F (13.3°C)	57.4°F (14.1°C)	-1.5°F (-0.8°C)	1st Coolest	Coolest since: 1913	1913, 1917
	55.9°F (13.3°C)	57.4°F (14.1°C)	-1.5°F (-0.8°C)	126th Warmest	Warmest since: 1916	2016
	Ties: 1913
May 1913–Apr 1917 48-Month	56.4°F (13.6°C)	57.4°F (14.1°C)	-1.0°F (-0.5°C)	7th Coolest	Coolest since: 1915	1913
	56.4°F (13.6°C)	57.4°F (14.1°C)	-1.0°F (-0.5°C)	119th Warmest	Warmest since: 1916	2016, 2018
	Ties: 1914, 1918
May 1912–Apr 1917 60-Month	56.2°F (13.4°C)	57.3°F (14.1°C)	-1.1°F (-0.7°C)	2nd Coolest	Coolest since: 1913	1913
	56.2°F (13.4°C)	57.3°F (14.1°C)	-1.1°F (-0.7°C)	123rd Warmest	Warmest since: 1916	2018
	Ties: 1921

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published May 2023, retrieved on May 29, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings