Climate at a Glance

Regional 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 April 2021. For more information, please see Climatological Rankings.


California River Basin

Average Temperature Rankings, September 1981

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 1981
1-Month
70.4°F
(21.3°C)
68.5°F
(20.3°C)
1.9°F
(1.0°C)
93rd Coolest Coolest since: 1980 1986
34th Warmest Warmest since: 1979 2020
Ties: 1938, 1958, 2010
Aug–Sep 1981
2-Month
73.0°F
(22.8°C)
71.1°F
(21.7°C)
1.9°F
(1.1°C)
108th Coolest Coolest since: 1980 1900
19th Warmest Warmest since: 1969 2020
Jul–Sep 1981
3-Month
73.9°F
(23.3°C)
72.3°F
(22.4°C)
1.6°F
(0.9°C)
107th Coolest Coolest since: 1980 1900
20th Warmest Warmest since: 1969 2020
Ties: 1931, 1958, 2013
Jun–Sep 1981
4-Month
73.7°F
(23.2°C)
71.3°F
(21.8°C)
2.4°F
(1.4°C)
116th Coolest Coolest since: 1980 1907
11th Warmest Warmest since: 1960 2020
Ties: 2012
May–Sep 1981
5-Month
71.3°F
(21.8°C)
69.1°F
(20.6°C)
2.2°F
(1.2°C)
112th Coolest Coolest since: 1980 1907
15th Warmest Warmest to Date 2020
Ties: 1992
Apr–Sep 1981
6-Month
68.9°F
(20.5°C)
66.7°F
(19.3°C)
2.2°F
(1.2°C)
116th Coolest Coolest since: 1980 1912
11th Warmest Warmest to Date 2020
Ties: 2001, 2006
Mar–Sep 1981
7-Month
66.0°F
(18.9°C)
64.1°F
(17.8°C)
1.9°F
(1.1°C)
107th Coolest Coolest since: 1980 1912
20th Warmest Warmest since: 1960 2014
Ties: 1960, 2008
Feb–Sep 1981
8-Month
63.7°F
(17.6°C)
61.8°F
(16.6°C)
1.9°F
(1.0°C)
112th Coolest Coolest since: 1980 1911
15th Warmest Warmest since: 1934 2015
Ties: 2012
Jan–Sep 1981
9-Month
61.8°F
(16.6°C)
59.6°F
(15.3°C)
2.2°F
(1.3°C)
115th Coolest Coolest since: 1980 1903, 1911, 1917
12th Warmest Warmest since: 1934 2015
Ties: 1997, 2004, 2012
Dec 1980–Sep 1981
10-Month
60.3°F
(15.7°C)
57.9°F
(14.4°C)
2.4°F
(1.3°C)
117th Coolest Coolest since: 1980 1917, 1933
9th Warmest Warmest since: 1934 2015
Ties: 1992
Nov 1980–Sep 1981
11-Month
59.5°F
(15.3°C)
57.2°F
(14.0°C)
2.3°F
(1.3°C)
118th Coolest Coolest since: 1980 1917
8th Warmest Warmest since: 1934 2015
Ties: 1992, 2016
Oct 1980–Sep 1981
12-Month
59.7°F
(15.4°C)
57.4°F
(14.1°C)
2.3°F
(1.3°C)
116th Coolest Coolest since: 1980 1917
10th Warmest Warmest since: 1934 2015
Ties: 2000
Apr 1980–Sep 1981
18-Month
61.7°F
(16.5°C)
60.4°F
(15.8°C)
1.3°F
(0.7°C)
102nd Coolest Coolest since: 1980 1917
24th Warmest Warmest since: 1960 2015
Ties: 1988, 2006
Oct 1979–Sep 1981
24-Month
58.7°F
(14.8°C)
57.4°F
(14.1°C)
1.3°F
(0.7°C)
106th Coolest Coolest since: 1980 1913, 1917, 1949
19th Warmest Warmest since: 1960 2015
Ties: 1993, 1996
Oct 1978–Sep 1981
36-Month
58.2°F
(14.6°C)
57.4°F
(14.1°C)
0.8°F
(0.5°C)
92nd Coolest Coolest since: 1980 1913
32nd Warmest Warmest since: 1961 2016
Ties: 1986
Oct 1977–Sep 1981
48-Month
58.3°F
(14.6°C)
57.4°F
(14.1°C)
0.9°F
(0.5°C)
94th Coolest Coolest since: 1980 1913
29th Warmest Warmest since: 1961 2017, 2018
Ties: 1993, 2000
Oct 1976–Sep 1981
60-Month
58.2°F
(14.6°C)
57.4°F
(14.1°C)
0.8°F
(0.5°C)
93rd Coolest Coolest since: 1980 1913
29th Warmest Warmest since: 1961 2018
Ties: 1961, 1991, 1995, 1999, 2002

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published May 2021, retrieved on May 11, 2021 from https://www.ncdc.noaa.gov/cag/