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 December 2019. For more information, please see Climatological Rankings.


California River Basin

Average Temperature Rankings, April 2009

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
April 2009
1-Month
54.3°F
(12.4°C)
54.0°F
(12.2°C)
0.3°F
(0.2°C)
65th Coolest Coolest since: 2006 1967
61st Warmest Warmest since: 2008 1989
Mar–Apr 2009
2-Month
51.8°F
(11.0°C)
51.4°F
(10.8°C)
0.4°F
(0.2°C)
71st Coolest Coolest since: 2006 1967
55th Warmest Warmest since: 2008 1934
Ties: 1932, 1949, 1954, 1957, 1961
Feb–Apr 2009
3-Month
49.6°F
(9.8°C)
49.4°F
(9.7°C)
0.2°F
(0.1°C)
64th Coolest Coolest since: 2006 1922
62nd Warmest Warmest since: 2008 2015
Ties: 1921
Jan–Apr 2009
4-Month
48.9°F
(9.4°C)
47.6°F
(8.7°C)
1.3°F
(0.7°C)
92nd Coolest Coolest since: 2008 1922
34th Warmest Warmest since: 2007 2015
Ties: 1947, 1987, 1990
Dec 2008–Apr 2009
5-Month
47.5°F
(8.6°C)
46.7°F
(8.2°C)
0.8°F
(0.4°C)
80th Coolest Coolest since: 2008 1917, 1949
45th Warmest Warmest since: 2007 2015
Ties: 1970
Nov 2008–Apr 2009
6-Month
48.6°F
(9.2°C)
47.2°F
(8.4°C)
1.4°F
(0.8°C)
101st Coolest Coolest since: 2008 1917
24th Warmest Warmest since: 2007 2015
Ties: 1951, 1987
Oct 2008–Apr 2009
7-Month
50.5°F
(10.3°C)
49.0°F
(9.4°C)
1.5°F
(0.9°C)
106th Coolest Coolest since: 2008 1917
19th Warmest Warmest since: 2004 2015
Sep 2008–Apr 2009
8-Month
53.1°F
(11.7°C)
51.3°F
(10.7°C)
1.8°F
(1.0°C)
110th Coolest Coolest since: 2008 1917
15th Warmest Warmest since: 2004 2015
Ties: 2017
Aug 2008–Apr 2009
9-Month
55.7°F
(13.2°C)
53.8°F
(12.1°C)
1.9°F
(1.1°C)
111th Coolest Coolest since: 2008 1917
14th Warmest Warmest since: 2004 2015
Ties: 1981
Jul 2008–Apr 2009
10-Month
57.8°F
(14.3°C)
55.9°F
(13.3°C)
1.9°F
(1.0°C)
111th Coolest Coolest since: 2008 1917
14th Warmest Warmest since: 2004 2015
Ties: 1940, 2017
Jun 2008–Apr 2009
11-Month
59.0°F
(15.0°C)
57.0°F
(13.9°C)
2.0°F
(1.1°C)
112th Coolest Coolest since: 2008 1917
13th Warmest Warmest since: 2007 2015
Ties: 1992, 2007
May 2008–Apr 2009
12-Month
59.2°F
(15.1°C)
57.3°F
(14.1°C)
1.9°F
(1.0°C)
110th Coolest Coolest since: 2008 1917
15th Warmest Warmest since: 2007 2015
Nov 2007–Apr 2009
18-Month
55.4°F
(13.0°C)
54.0°F
(12.2°C)
1.4°F
(0.8°C)
110th Coolest Coolest since: 2008 1949
14th Warmest Warmest since: 2007 2015
Ties: 1935, 1960, 2002, 2003
May 2007–Apr 2009
24-Month
58.8°F
(14.9°C)
57.4°F
(14.1°C)
1.4°F
(0.8°C)
110th Coolest Coolest since: 2007 1913
14th Warmest Warmest since: 2008 2015
Ties: 1998, 2007, 2013
May 2006–Apr 2009
36-Month
59.0°F
(15.0°C)
57.4°F
(14.1°C)
1.6°F
(0.9°C)
115th Coolest Coolest since: 2008 1913, 1917
8th Warmest Warmest since: 2005 2016
Ties: 1998, 2005
May 2005–Apr 2009
48-Month
58.8°F
(14.9°C)
57.4°F
(14.1°C)
1.4°F
(0.8°C)
111th Coolest Coolest since: 2008 1913
11th Warmest Warmest since: 2007 2018
Ties: 2003, 2006
May 2004–Apr 2009
60-Month
58.7°F
(14.8°C)
57.4°F
(14.1°C)
1.3°F
(0.7°C)
109th Coolest Coolest since: 2003 1913
12th Warmest Warmest since: 2008 2018
Ties: 1997, 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2020, retrieved on January 22, 2020 from https://www.ncdc.noaa.gov/cag/