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, January 1940

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  • Record Coolest
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  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
January 1940
1-Month
45.4°F
(7.4°C)
42.3°F
(5.7°C)
3.1°F
(1.7°C)
108th Coolest
Coolest since:
1937
21st Warmest
Warmest since:
2014
Ties: 1948, 1978, 1984
Dec 1939–Jan 1940
2-Month
46.4°F
(8.0°C)
42.7°F
(5.9°C)
3.7°F
(2.1°C)
121st Coolest
Coolest since:
1949
7th Warmest
Warmest to Date
2018
Ties: 1978
Nov 1939–Jan 1940
3-Month
48.2°F
(9.0°C)
45.0°F
(7.2°C)
3.2°F
(1.8°C)
121st Coolest
Coolest since:
1949
7th Warmest
Warmest to Date
2018
Ties: 1959
Oct 1939–Jan 1940
4-Month
50.9°F
(10.5°C)
48.6°F
(9.2°C)
2.3°F
(1.3°C)
113th Coolest
Coolest since:
1917
15th Warmest
Warmest since:
2015
Sep 1939–Jan 1940
5-Month
54.5°F
(12.5°C)
52.5°F
(11.4°C)
2.0°F
(1.1°C)
109th Coolest
Coolest since:
1917
19th Warmest
Warmest since:
2015
Ties: 2004
Aug 1939–Jan 1940
6-Month
58.0°F
(14.4°C)
56.0°F
(13.3°C)
2.0°F
(1.1°C)
115th Coolest
Coolest since:
1917
13th Warmest
Warmest since:
2021
Ties: 1938, 1978, 1981, 2014, 2016
Jul 1939–Jan 1940
7-Month
60.5°F
(15.8°C)
58.7°F
(14.8°C)
1.8°F
(1.0°C)
111th Coolest
Coolest since:
1917
17th Warmest
Warmest since:
2015, 2018
Ties: 1918, 1934, 1951, 1981, 1997
Jun 1939–Jan 1940
8-Month
61.5°F
(16.4°C)
59.9°F
(15.5°C)
1.6°F
(0.9°C)
107th Coolest
Coolest since:
1917
21st Warmest
Warmest since:
2018
Ties: 2000
May 1939–Jan 1940
9-Month
61.6°F
(16.4°C)
60.0°F
(15.6°C)
1.6°F
(0.8°C)
108th Coolest
Coolest since:
1917
20th Warmest
Warmest since:
2015
Apr 1939–Jan 1940
10-Month
61.3°F
(16.3°C)
59.4°F
(15.2°C)
1.9°F
(1.1°C)
114th Coolest
Coolest since:
1917
14th Warmest
Warmest to Date
2015
Ties: 1997
Mar 1939–Jan 1940
11-Month
60.2°F
(15.7°C)
58.5°F
(14.7°C)
1.7°F
(1.0°C)
112th Coolest
Coolest since:
1949
16th Warmest
Warmest since:
2015
Ties: 2005
Feb 1939–Jan 1940
12-Month
58.5°F
(14.7°C)
57.3°F
(14.1°C)
1.2°F
(0.6°C)
100th Coolest
Coolest since:
1949
28th Warmest
Warmest since:
2015
Ties: 1951, 1960, 2001
Aug 1938–Jan 1940
18-Month
57.7°F
(14.3°C)
56.9°F
(13.8°C)
0.8°F
(0.5°C)
92nd Coolest
Coolest since:
1913
35th Warmest
Warmest since:
2016, 2022
Feb 1938–Jan 1940
24-Month
57.8°F
(14.3°C)
57.3°F
(14.1°C)
0.5°F
(0.2°C)
79th Coolest
Coolest since:
1913
48th Warmest
Warmest since:
2016
Ties: 1942, 1968, 1978, 1985
Feb 1937–Jan 1940
36-Month
57.9°F
(14.4°C)
57.3°F
(14.1°C)
0.6°F
(0.3°C)
83rd Coolest
Coolest since:
1914
43rd Warmest
Warmest since:
2016, 2017
Ties: 1935, 1936, 1980, 1983
Feb 1936–Jan 1940
48-Month
57.9°F
(14.4°C)
57.4°F
(14.1°C)
0.5°F
(0.3°C)
84th Coolest
Coolest since:
1913
41st Warmest
Warmest since:
2018
Ties: 1935, 1960, 1963, 1981, 1983, 1987
Feb 1935–Jan 1940
60-Month
57.7°F
(14.3°C)
57.3°F
(14.1°C)
0.4°F
(0.2°C)
73rd Coolest
Coolest since:
1913
51st Warmest
Warmest since:
2018, 2019
Ties: 1935, 1936, 1943, 1960, 1971, 1987

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