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 1950

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2023)		Warmest/Coolest
Since		Record
January 1950
1-Month		37.6°F
(3.1°C)		42.3°F
(5.7°C)		-4.7°F
(-2.6°C)		6th Coolest
Coolest since:
1937
124th Warmest
Warmest since:
2014
Dec 1949–Jan 1950
2-Month		39.4°F
(4.1°C)		42.7°F
(5.9°C)		-3.3°F
(-1.8°C)		6th Coolest
Coolest since:
1949
123rd Warmest
Warmest since:
2018
Ties: 1910
Nov 1949–Jan 1950
3-Month		44.5°F
(6.9°C)		45.0°F
(7.2°C)		-0.5°F
(-0.3°C)		40th Coolest
Coolest since:
1949
89th Warmest
Warmest since:
2018
Ties: 1920, 1948, 1983
Oct 1949–Jan 1950
4-Month		47.7°F
(8.7°C)		48.6°F
(9.2°C)		-0.9°F
(-0.5°C)		27th Coolest
Coolest since:
1917
102nd Warmest
Warmest since:
2015
Sep 1949–Jan 1950
5-Month		52.2°F
(11.2°C)		52.6°F
(11.4°C)		-0.4°F
(-0.2°C)		43rd Coolest
Coolest since:
1917
86th Warmest
Warmest since:
2015
Ties: 1899, 1922, 1969
Aug 1949–Jan 1950
6-Month		55.4°F
(13.0°C)		56.1°F
(13.4°C)		-0.7°F
(-0.4°C)		29th Coolest
Coolest since:
1917
100th Warmest
Warmest since:
2021
Ties: 1909, 1962
Jul 1949–Jan 1950
7-Month		58.1°F
(14.5°C)		58.8°F
(14.9°C)		-0.7°F
(-0.4°C)		30th Coolest
Coolest since:
1917
99th Warmest
Warmest since:
2015, 2018
Ties: 1924, 1966
Jun 1949–Jan 1950
8-Month		59.5°F
(15.3°C)		60.0°F
(15.6°C)		-0.5°F
(-0.3°C)		35th Coolest
Coolest since:
1917
94th Warmest
Warmest since:
2018
Ties: 1907, 1928, 1933, 1937, 1964
May 1949–Jan 1950
9-Month		59.6°F
(15.3°C)		60.0°F
(15.6°C)		-0.4°F
(-0.3°C)		36th Coolest
Coolest since:
1917
93rd Warmest
Warmest since:
2015
Ties: 1928, 1933, 1999
Apr 1949–Jan 1950
10-Month		59.4°F
(15.2°C)		59.4°F
(15.2°C)		0.0°F
(0.0°C)		52nd Coolest
Coolest since:
1917
77th Warmest
Warmest since:
2015
Ties: 1899, 1914, 1943, 1968, 1971
Mar 1949–Jan 1950
11-Month		58.2°F
(14.6°C)		58.5°F
(14.7°C)		-0.3°F
(-0.1°C)		46th Coolest
Coolest since:
1949
83rd Warmest
Warmest since:
2015
Ties: 1899, 1914, 1915, 1933, 1973, 1977
Feb 1949–Jan 1950
12-Month		56.7°F
(13.7°C)		57.4°F
(14.1°C)		-0.7°F
(-0.4°C)		21st Coolest
Coolest since:
1949
108th Warmest
Warmest since:
2015
Ties: 1900, 1956, 1983, 1999
Aug 1948–Jan 1950
18-Month		55.5°F
(13.1°C)		56.9°F
(13.8°C)		-1.4°F
(-0.7°C)		4th Coolest
Coolest since:
1913
124th Warmest
Warmest since:
2016, 2022
Ties: 1921
Feb 1948–Jan 1950
24-Month		55.6°F
(13.1°C)		57.4°F
(14.1°C)		-1.8°F
(-1.0°C)		2nd Coolest
Coolest since:
1913
126th Warmest
Warmest since:
2016
Feb 1947–Jan 1950
36-Month		56.4°F
(13.6°C)		57.4°F
(14.1°C)		-1.0°F
(-0.5°C)		4th Coolest
Coolest since:
1914
123rd Warmest
Warmest since:
2016, 2017
Ties: 1912, 1915, 1917, 1918, 1921, 1922, 1923, 1949
Feb 1946–Jan 1950
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, 1916, 1923, 1924
Feb 1945–Jan 1950
60-Month		56.6°F
(13.7°C)		57.3°F
(14.1°C)		-0.7°F
(-0.4°C)		13th Coolest
Coolest since:
1913
112th Warmest
Warmest since:
2018, 2019
Ties: 1918, 1919, 1922, 1925

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