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 March 2021. For more information, please see Climatological Rankings.


California River Basin

Average Temperature Rankings, September 2017

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 2017
1-Month
69.9°F
(21.1°C)
68.5°F
(20.3°C)
1.4°F
(0.8°C)
85th Coolest Coolest since: 2016 1986
42nd Warmest Warmest since: 2015 2020
Ties: 1937, 1990, 1994
Aug–Sep 2017
2-Month
73.9°F
(23.3°C)
71.1°F
(21.7°C)
2.8°F
(1.6°C)
121st Coolest Coolest since: 2016 1900
6th Warmest Warmest since: 2015 2020
Ties: 2003, 2009
Jul–Sep 2017
3-Month
75.5°F
(24.2°C)
72.3°F
(22.4°C)
3.2°F
(1.8°C)
124th Coolest Coolest since: 2016 1900
3rd Warmest Warmest since: 2003 2020
Ties: 2003
Jun–Sep 2017
4-Month
74.8°F
(23.8°C)
71.2°F
(21.8°C)
3.6°F
(2.0°C)
125th Coolest Coolest since: 2016 1907
2nd Warmest Warmest to Date 2020
May–Sep 2017
5-Month
72.6°F
(22.6°C)
69.2°F
(20.7°C)
3.4°F
(1.9°C)
125th Coolest Coolest since: 2016 1907
2nd Warmest Warmest to Date 2020
Apr–Sep 2017
6-Month
69.8°F
(21.0°C)
66.7°F
(19.3°C)
3.1°F
(1.7°C)
124th Coolest Coolest since: 2016 1912
3rd Warmest Warmest since: 2014 2020
Ties: 2018
Mar–Sep 2017
7-Month
67.4°F
(19.7°C)
64.1°F
(17.8°C)
3.3°F
(1.9°C)
124th Coolest Coolest since: 2016 1912
3rd Warmest Warmest since: 2015 2014
Feb–Sep 2017
8-Month
64.9°F
(18.3°C)
61.8°F
(16.6°C)
3.1°F
(1.7°C)
123rd Coolest Coolest since: 2013 1911
4th Warmest Warmest since: 2016 2015
Jan–Sep 2017
9-Month
62.4°F
(16.9°C)
59.6°F
(15.3°C)
2.8°F
(1.6°C)
121st Coolest Coolest since: 2013 1903, 1911, 1917
6th Warmest Warmest since: 2016 2015
Ties: 1934
Dec 2016–Sep 2017
10-Month
60.5°F
(15.8°C)
58.0°F
(14.4°C)
2.5°F
(1.4°C)
120th Coolest Coolest since: 2013 1917, 1933
6th Warmest Warmest since: 2016 2015
Ties: 1934, 1996
Nov 2016–Sep 2017
11-Month
59.8°F
(15.4°C)
57.2°F
(14.0°C)
2.6°F
(1.4°C)
120th Coolest Coolest since: 2016 1917
6th Warmest Warmest since: 2015 2015
Oct 2016–Sep 2017
12-Month
59.8°F
(15.4°C)
57.4°F
(14.1°C)
2.4°F
(1.3°C)
117th Coolest Coolest since: 2013 1917
9th Warmest Warmest since: 2016 2015
Apr 2016–Sep 2017
18-Month
63.0°F
(17.2°C)
60.5°F
(15.8°C)
2.5°F
(1.4°C)
121st Coolest Coolest since: 2013 1917
5th Warmest Warmest since: 2016 2015
Oct 2015–Sep 2017
24-Month
59.9°F
(15.5°C)
57.4°F
(14.1°C)
2.5°F
(1.4°C)
120th Coolest Coolest since: 2013 1913, 1917, 1949
5th Warmest Warmest since: 2016 2015
Oct 2014–Sep 2017
36-Month
60.4°F
(15.8°C)
57.3°F
(14.1°C)
3.1°F
(1.7°C)
121st Coolest Coolest since: 2014 1913
3rd Warmest Warmest since: 2016 2016
Oct 2013–Sep 2017
48-Month
60.5°F
(15.8°C)
57.4°F
(14.1°C)
3.1°F
(1.7°C)
122nd Coolest Coolest since: 2016 1913
1st Warmest Warmest to Date 2017, 2018
Ties: 2018
Oct 2012–Sep 2017
60-Month
60.3°F
(15.7°C)
57.3°F
(14.1°C)
3.0°F
(1.6°C)
120th Coolest Coolest since: 2016 1913
2nd Warmest Warmest to Date 2018

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published April 2021, retrieved on April 19, 2021 from https://www.ncdc.noaa.gov/cag/