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 1917

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 1917
1-Month
68.7°F
(20.4°C)
68.5°F
(20.3°C)
0.2°F
(0.1°C)
57th Coolest Coolest since: 1916 1986
70th Warmest Warmest since: 1913 2020
Ties: 1923
Aug–Sep 1917
2-Month
71.4°F
(21.9°C)
71.1°F
(21.7°C)
0.3°F
(0.2°C)
58th Coolest Coolest since: 1916 1900
69th Warmest Warmest since: 1913 2020
Ties: 1929, 1944, 1953, 1970, 1977, 2005
Jul–Sep 1917
3-Month
73.4°F
(23.0°C)
72.3°F
(22.4°C)
1.1°F
(0.6°C)
91st Coolest Coolest since: 1916 1900
36th Warmest Warmest to Date 2020
Ties: 1922, 1939, 1971, 2004
Jun–Sep 1917
4-Month
72.3°F
(22.4°C)
71.3°F
(21.8°C)
1.0°F
(0.6°C)
91st Coolest Coolest since: 1916 1907
36th Warmest Warmest to Date 2020
May–Sep 1917
5-Month
69.0°F
(20.6°C)
69.2°F
(20.7°C)
-0.2°F
(-0.1°C)
45th Coolest Coolest since: 1916 1907
82nd Warmest Warmest since: 1910 2020
Ties: 1896, 1956, 1991, 1993, 1995, 1999
Apr–Sep 1917
6-Month
66.0°F
(18.9°C)
66.6°F
(19.2°C)
-0.6°F
(-0.3°C)
37th Coolest Coolest since: 1916 1912
90th Warmest Warmest since: 1914 2020
Ties: 1914, 1925, 1942, 1971, 1999
Mar–Sep 1917
7-Month
62.8°F
(17.1°C)
64.1°F
(17.8°C)
-1.3°F
(-0.7°C)
13th Coolest Coolest since: 1912 1912
114th Warmest Warmest since: 1916 2014
Ties: 1909, 1953
Feb–Sep 1917
8-Month
60.3°F
(15.7°C)
61.7°F
(16.5°C)
-1.4°F
(-0.8°C)
7th Coolest Coolest since: 1912 1911
120th Warmest Warmest since: 1916 2015
Ties: 1933, 1965, 1975
Jan–Sep 1917
9-Month
57.7°F
(14.3°C)
59.6°F
(15.3°C)
-1.9°F
(-1.0°C)
1st Coolest Coolest since: 1911 1903, 1911, 1917
126th Warmest Warmest since: 1916 2015
Ties: 1903, 1911
Dec 1916–Sep 1917
10-Month
55.9°F
(13.3°C)
58.0°F
(14.4°C)
-2.1°F
(-1.1°C)
1st Coolest Coolest to Date 1917, 1933
125th Warmest Warmest since: 1916 2015
Ties: 1933
Nov 1916–Sep 1917
11-Month
55.0°F
(12.8°C)
57.2°F
(14.0°C)
-2.2°F
(-1.2°C)
1st Coolest Coolest to Date 1917
125th Warmest Warmest since: 1916 2015
Oct 1916–Sep 1917
12-Month
54.9°F
(12.7°C)
57.4°F
(14.1°C)
-2.5°F
(-1.4°C)
1st Coolest Coolest to Date 1917
125th Warmest Warmest since: 1916 2015
Apr 1916–Sep 1917
18-Month
58.3°F
(14.6°C)
60.5°F
(15.8°C)
-2.2°F
(-1.2°C)
1st Coolest Coolest to Date 1917
125th Warmest Warmest since: 1916 2015
Oct 1915–Sep 1917
24-Month
55.7°F
(13.2°C)
57.3°F
(14.1°C)
-1.6°F
(-0.9°C)
1st Coolest Coolest since: 1913 1913, 1917, 1949
124th Warmest Warmest since: 1916 2015
Ties: 1913, 1949
Oct 1914–Sep 1917
36-Month
56.0°F
(13.3°C)
57.3°F
(14.1°C)
-1.3°F
(-0.8°C)
2nd Coolest Coolest since: 1913 1913
122nd Warmest Warmest since: 1916 2016
Oct 1913–Sep 1917
48-Month
56.4°F
(13.6°C)
57.3°F
(14.1°C)
-0.9°F
(-0.5°C)
6th Coolest Coolest since: 1915 1913
117th Warmest Warmest since: 1916 2017, 2018
Ties: 1915
Oct 1912–Sep 1917
60-Month
56.3°F
(13.5°C)
57.3°F
(14.1°C)
-1.0°F
(-0.6°C)
2nd Coolest Coolest since: 1913 1913
120th Warmest Warmest since: 1916 2018
Ties: 1912, 1921

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/