Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

California River Basin

Average Temperature Rankings, October 1997

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
October 1997
1-Month
59.0°F
(15.0°C)
59.5°F
(15.3°C)
-0.5°F
(-0.3°C)
51st Coolest
Coolest since:
1916
78th Warmest
Warmest since:
2020
Ties: 1898
Sep–Oct 1997
2-Month
64.9°F
(18.3°C)
64.0°F
(17.8°C)
0.9°F
(0.5°C)
84th Coolest
Coolest since:
1916, 1920
45th Warmest
Warmest since:
2020
Ties: 1913, 1953
Aug–Oct 1997
3-Month
68.2°F
(20.1°C)
67.2°F
(19.6°C)
1.0°F
(0.5°C)
93rd Coolest
Coolest since:
1900
36th Warmest
Warmest since:
2020
Ties: 1963, 1964, 2002
Jul–Oct 1997
4-Month
69.7°F
(20.9°C)
69.1°F
(20.6°C)
0.6°F
(0.3°C)
77th Coolest
Coolest since:
1912
52nd Warmest
Warmest since:
2020
Ties: 1929, 1977
Jun–Oct 1997
5-Month
69.4°F
(20.8°C)
68.9°F
(20.5°C)
0.5°F
(0.3°C)
74th Coolest
Coolest since:
1912
55th Warmest
Warmest since:
2020, 2022
Ties: 2005
May–Oct 1997
6-Month
69.1°F
(20.6°C)
67.6°F
(19.8°C)
1.5°F
(0.8°C)
110th Coolest
Coolest since:
1916
19th Warmest
Warmest since:
2020
Ties: 1960, 1988, 2002
Apr–Oct 1997
7-Month
67.2°F
(19.6°C)
65.7°F
(18.7°C)
1.5°F
(0.9°C)
108th Coolest
Coolest since:
1912
21st Warmest
Warmest since:
2020
Ties: 1934, 1936, 1958, 1959
Mar–Oct 1997
8-Month
65.5°F
(18.6°C)
63.5°F
(17.5°C)
2.0°F
(1.1°C)
113th Coolest
Coolest since:
1912
16th Warmest
Warmest since:
2014, 2015, 2022
Ties: 2007, 2008
Feb–Oct 1997
9-Month
63.5°F
(17.5°C)
61.6°F
(16.4°C)
1.9°F
(1.1°C)
113th Coolest
Coolest since:
1912
16th Warmest
Warmest since:
2015
Jan–Oct 1997
10-Month
61.6°F
(16.4°C)
59.6°F
(15.3°C)
2.0°F
(1.1°C)
115th Coolest
Coolest since:
1911, 1912
14th Warmest
Warmest since:
2015
Ties: 2013
Dec 1996–Oct 1997
11-Month
60.1°F
(15.6°C)
58.1°F
(14.5°C)
2.0°F
(1.1°C)
115th Coolest
Coolest since:
1912
13th Warmest
Warmest since:
2015
Ties: 2001, 2012
Nov 1996–Oct 1997
12-Month
59.4°F
(15.2°C)
57.4°F
(14.1°C)
2.0°F
(1.1°C)
115th Coolest
Coolest since:
1912
13th Warmest
Warmest since:
2015
May 1996–Oct 1997
18-Month
62.7°F
(17.1°C)
60.8°F
(16.0°C)
1.9°F
(1.1°C)
116th Coolest
Coolest since:
1912
12th Warmest
Warmest since:
2015
Ties: 1959, 2002, 2009
Nov 1995–Oct 1997
24-Month
59.7°F
(15.4°C)
57.4°F
(14.1°C)
2.3°F
(1.3°C)
119th Coolest
Coolest since:
1912, 1949
8th Warmest
Warmest to Date
2015
Nov 1994–Oct 1997
36-Month
59.0°F
(15.0°C)
57.4°F
(14.1°C)
1.6°F
(0.9°C)
114th Coolest
Coolest since:
1913
12th Warmest
Warmest to Date
2016
Ties: 2002, 2009
Nov 1993–Oct 1997
48-Month
58.9°F
(14.9°C)
57.4°F
(14.1°C)
1.5°F
(0.8°C)
112th Coolest
Coolest since:
1912, 1913
13th Warmest
Warmest to Date
2017
Ties: 2006
Nov 1992–Oct 1997
60-Month
58.6°F
(14.8°C)
57.4°F
(14.1°C)
1.2°F
(0.7°C)
105th Coolest
Coolest since:
1913
19th Warmest
Warmest since:
2018
Ties: 2000, 2013

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