Regional Rankings

Regional Data Info
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, January 1916

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2023)		Warmest/Coolest
Since		Record
January 1916
1-Month		38.1°F
(3.4°C)		42.3°F
(5.7°C)		-4.2°F
(-2.3°C)		7th Coolest
Coolest since:
1937
123rd Warmest
Warmest since:
2014
Ties: 1955
Dec 1915–Jan 1916
2-Month		40.7°F
(4.8°C)		42.7°F
(5.9°C)		-2.0°F
(-1.1°C)		17th Coolest
Coolest since:
1949
112th Warmest
Warmest since:
2018
Ties: 1966, 1968
Nov 1915–Jan 1916
3-Month		43.2°F
(6.2°C)		45.0°F
(7.2°C)		-1.8°F
(-1.0°C)		11th Coolest
Coolest since:
1949
118th Warmest
Warmest since:
2018
Ties: 1929, 1995
Oct 1915–Jan 1916
4-Month		47.4°F
(8.6°C)		48.6°F
(9.2°C)		-1.2°F
(-0.6°C)		20th Coolest
Coolest since:
1917
109th Warmest
Warmest since:
2015
Ties: 1903, 1957
Sep 1915–Jan 1916
5-Month		51.2°F
(10.7°C)		52.6°F
(11.4°C)		-1.4°F
(-0.7°C)		15th Coolest
Coolest since:
1917
114th Warmest
Warmest since:
2015
Aug 1915–Jan 1916
6-Month		55.2°F
(12.9°C)		56.1°F
(13.4°C)		-0.9°F
(-0.5°C)		22nd Coolest
Coolest since:
1917
107th Warmest
Warmest since:
2021
Ties: 1915, 1952, 1957
Jul 1915–Jan 1916
7-Month		57.7°F
(14.3°C)		58.8°F
(14.9°C)		-1.1°F
(-0.6°C)		15th Coolest
Coolest since:
1917
114th Warmest
Warmest since:
2015, 2018
Ties: 1955
Jun 1915–Jan 1916
8-Month		58.9°F
(14.9°C)		60.0°F
(15.6°C)		-1.1°F
(-0.7°C)		12th Coolest
Coolest since:
1917
117th Warmest
Warmest since:
2018
Ties: 1915, 1947
May 1915–Jan 1916
9-Month		58.7°F
(14.8°C)		60.0°F
(15.6°C)		-1.3°F
(-0.8°C)		8th Coolest
Coolest since:
1917
121st Warmest
Warmest since:
2015
Apr 1915–Jan 1916
10-Month		58.3°F
(14.6°C)		59.4°F
(15.2°C)		-1.1°F
(-0.6°C)		8th Coolest
Coolest since:
1917
121st Warmest
Warmest since:
2015
Ties: 1903, 1924
Mar 1915–Jan 1916
11-Month		57.6°F
(14.2°C)		58.5°F
(14.7°C)		-0.9°F
(-0.5°C)		15th Coolest
Coolest since:
1949
114th Warmest
Warmest since:
2015
Ties: 1907, 1964, 1976, 1983
Feb 1915–Jan 1916
12-Month		56.5°F
(13.6°C)		57.4°F
(14.1°C)		-0.9°F
(-0.5°C)		16th Coolest
Coolest since:
1949
113th Warmest
Warmest since:
2015
Ties: 1923, 1957, 1966
Aug 1914–Jan 1916
18-Month		56.0°F
(13.3°C)		56.9°F
(13.8°C)		-0.9°F
(-0.5°C)		11th Coolest
Coolest since:
1913
117th Warmest
Warmest since:
2016, 2022
Ties: 1898, 1920, 1972
Feb 1914–Jan 1916
24-Month		56.8°F
(13.8°C)		57.4°F
(14.1°C)		-0.6°F
(-0.3°C)		23rd Coolest
Coolest since:
1913
105th Warmest
Warmest since:
2016
Ties: 1925, 1947, 1972, 1977
Feb 1913–Jan 1916
36-Month		56.8°F
(13.8°C)		57.4°F
(14.1°C)		-0.6°F
(-0.3°C)		24th Coolest
Coolest since:
1914
103rd Warmest
Warmest since:
2016, 2017
Ties: 1899, 1920, 1957, 1966
Feb 1912–Jan 1916
48-Month		56.4°F
(13.6°C)		57.4°F
(14.1°C)		-1.0°F
(-0.5°C)		3rd Coolest
Coolest since:
1913
123rd Warmest
Warmest since:
2018
Ties: 1910, 1912, 1914, 1923, 1924, 1950
Feb 1911–Jan 1916
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
123rd Warmest
Warmest since:
2018, 2019
Ties: 1914, 1917

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