Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of March 2021. For more information, please see Climatological Rankings.


California

Average Temperature Rankings, September 1931

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 1931
1-Month
66.4°F
(19.1°C)
68.5°F
(20.3°C)
-2.1°F
(-1.2°C)
17th Coolest Coolest since: 1930 1986
110th Warmest Warmest since: 1929 2020
Ties: 1896, 1915
Aug–Sep 1931
2-Month
71.2°F
(21.8°C)
71.2°F
(21.8°C)
0.0°F
(0.0°C)
54th Coolest Coolest since: 1930 1900
73rd Warmest Warmest since: 1929 2020
Ties: 1928, 1947
Jul–Sep 1931
3-Month
73.9°F
(23.3°C)
72.3°F
(22.4°C)
1.6°F
(0.9°C)
107th Coolest Coolest since: 1930 1900
20th Warmest Warmest to Date 2020
Ties: 1958, 1981, 1988, 2011, 2013
Jun–Sep 1931
4-Month
72.4°F
(22.4°C)
71.3°F
(21.8°C)
1.1°F
(0.6°C)
98th Coolest Coolest since: 1930 1907
29th Warmest Warmest since: 1922 2020
Ties: 1937, 1958, 1988, 1990, 1992, 2000
May–Sep 1931
5-Month
71.0°F
(21.7°C)
69.2°F
(20.7°C)
1.8°F
(1.0°C)
107th Coolest Coolest since: 1930 1907
20th Warmest Warmest to Date 2020
Ties: 1960, 2007
Apr–Sep 1931
6-Month
68.8°F
(20.4°C)
66.7°F
(19.3°C)
2.1°F
(1.1°C)
113th Coolest Coolest since: 1930 1912
14th Warmest Warmest to Date 2020
Ties: 1996
Mar–Sep 1931
7-Month
66.3°F
(19.1°C)
64.1°F
(17.8°C)
2.2°F
(1.3°C)
113th Coolest Coolest since: 1930 1912
14th Warmest Warmest to Date 2014
Ties: 1996
Feb–Sep 1931
8-Month
63.8°F
(17.7°C)
61.7°F
(16.5°C)
2.1°F
(1.2°C)
113th Coolest Coolest since: 1930 1911
14th Warmest Warmest to Date 2015
Jan–Sep 1931
9-Month
61.6°F
(16.4°C)
59.6°F
(15.3°C)
2.0°F
(1.1°C)
110th Coolest Coolest since: 1930 1903, 1911, 1917
17th Warmest Warmest to Date 2015
Ties: 1984, 2000, 2007
Dec 1930–Sep 1931
10-Month
59.6°F
(15.3°C)
58.0°F
(14.4°C)
1.6°F
(0.9°C)
103rd Coolest Coolest since: 1930 1917, 1933
23rd Warmest Warmest to Date 2015
Ties: 1994, 2006
Nov 1930–Sep 1931
11-Month
58.7°F
(14.8°C)
57.2°F
(14.0°C)
1.5°F
(0.8°C)
103rd Coolest Coolest since: 1930 1917
23rd Warmest Warmest to Date 2015
Oct 1930–Sep 1931
12-Month
58.7°F
(14.8°C)
57.4°F
(14.1°C)
1.3°F
(0.7°C)
101st Coolest Coolest since: 1930 1917
25th Warmest Warmest to Date 2015
Ties: 1960
Apr 1930–Sep 1931
18-Month
61.0°F
(16.1°C)
60.4°F
(15.8°C)
0.6°F
(0.3°C)
82nd Coolest Coolest since: 1930 1917
44th Warmest Warmest to Date 2015
Ties: 1967
Oct 1929–Sep 1931
24-Month
58.2°F
(14.6°C)
57.3°F
(14.1°C)
0.9°F
(0.5°C)
89th Coolest Coolest since: 1930 1913, 1917, 1949
36th Warmest Warmest to Date 2015
Ties: 1941, 1994, 1998
Oct 1928–Sep 1931
36-Month
57.6°F
(14.2°C)
57.4°F
(14.1°C)
0.2°F
(0.1°C)
68th Coolest Coolest since: 1930 1913
56th Warmest Warmest since: 1928 2016
Ties: 1926, 1932, 1938, 1969
Oct 1927–Sep 1931
48-Month
57.7°F
(14.3°C)
57.4°F
(14.1°C)
0.3°F
(0.2°C)
72nd Coolest Coolest since: 1930 1913
51st Warmest Warmest to Date 2017, 2018
Ties: 1942, 1963, 1969, 1970
Oct 1926–Sep 1931
60-Month
57.6°F
(14.2°C)
57.4°F
(14.1°C)
0.2°F
(0.1°C)
68th Coolest Coolest since: 1930 1913
54th Warmest Warmest since: 1928 2018
Ties: 1928, 1936, 1939, 1980

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published April 2021, retrieved on April 12, 2021 from https://www.ncdc.noaa.gov/cag/