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, July 1918

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
July 1918
1-Month
73.1°F
(22.8°C)
74.7°F
(23.7°C)
-1.6°F
(-0.9°C)
20th Coolest
Coolest since:
1987
109th Warmest
Warmest since:
2021
Ties: 1982
Jun–Jul 1918
2-Month
73.5°F
(23.1°C)
71.5°F
(21.9°C)
2.0°F
(1.2°C)
106th Coolest
Coolest since:
1944
23rd Warmest
Warmest to Date
2021
May–Jul 1918
3-Month
68.1°F
(20.1°C)
67.9°F
(19.9°C)
0.2°F
(0.2°C)
58th Coolest
Coolest since:
1953, 1998
71st Warmest
Warmest since:
2021
Ties: 1949
Apr–Jul 1918
4-Month
64.6°F
(18.1°C)
64.5°F
(18.1°C)
0.1°F
(0.0°C)
59th Coolest
Coolest since:
1944
70th Warmest
Warmest since:
2021
Ties: 1898, 1904, 1962, 1970
Mar–Jul 1918
5-Month
61.4°F
(16.3°C)
61.3°F
(16.3°C)
0.1°F
(0.0°C)
61st Coolest
Coolest since:
1912
68th Warmest
Warmest since:
2013, 2014
Ties: 1930, 1943
Feb–Jul 1918
6-Month
58.4°F
(14.7°C)
58.7°F
(14.8°C)
-0.3°F
(-0.1°C)
53rd Coolest
Coolest since:
1948
76th Warmest
Warmest since:
2015
Ties: 1905, 1921, 1937
Jan–Jul 1918
7-Month
56.2°F
(13.4°C)
56.3°F
(13.5°C)
-0.1°F
(-0.1°C)
56th Coolest
Coolest since:
1955
73rd Warmest
Warmest since:
2014
Ties: 1906, 1927
Dec 1917–Jul 1918
8-Month
55.0°F
(12.8°C)
54.7°F
(12.6°C)
0.3°F
(0.2°C)
68th Coolest
Coolest since:
1917
60th Warmest
Warmest since:
2015
Nov 1917–Jul 1918
9-Month
54.5°F
(12.5°C)
54.1°F
(12.3°C)
0.4°F
(0.2°C)
74th Coolest
Coolest since:
1917
54th Warmest
Warmest since:
2015
Ties: 1905, 1938, 1985
Oct 1917–Jul 1918
10-Month
55.3°F
(12.9°C)
54.6°F
(12.6°C)
0.7°F
(0.3°C)
83rd Coolest
Coolest since:
1917
45th Warmest
Warmest to Date
2015
Ties: 1961, 1970, 2005
Sep 1917–Jul 1918
11-Month
56.6°F
(13.7°C)
55.9°F
(13.3°C)
0.7°F
(0.4°C)
85th Coolest
Coolest since:
1917
43rd Warmest
Warmest since:
2015
Ties: 1900, 1930, 1980
Aug 1917–Jul 1918
12-Month
58.0°F
(14.4°C)
57.4°F
(14.1°C)
0.6°F
(0.3°C)
82nd Coolest
Coolest since:
1917
46th Warmest
Warmest since:
2015
Ties: 1914, 1926, 1987
Feb 1917–Jul 1918
18-Month
57.6°F
(14.2°C)
57.8°F
(14.3°C)
-0.2°F
(-0.1°C)
48th Coolest
Coolest since:
1913, 1949
80th Warmest
Warmest since:
2015
Ties: 1900, 1911, 1914, 1962, 1971, 2011
Aug 1916–Jul 1918
24-Month
56.3°F
(13.5°C)
57.4°F
(14.1°C)
-1.1°F
(-0.6°C)
7th Coolest
Coolest since:
1913
120th Warmest
Warmest since:
2015
Ties: 1903
Aug 1915–Jul 1918
36-Month
56.5°F
(13.6°C)
57.4°F
(14.1°C)
-0.9°F
(-0.5°C)
12th Coolest
Coolest since:
1913
114th Warmest
Warmest since:
2015, 2016
Ties: 1909
Aug 1914–Jul 1918
48-Month
56.5°F
(13.6°C)
57.4°F
(14.1°C)
-0.9°F
(-0.5°C)
8th Coolest
Coolest since:
1913
117th Warmest
Warmest since:
2016
Ties: 1917, 1919, 1949, 1950
Aug 1913–Jul 1918
60-Month
56.8°F
(13.8°C)
57.4°F
(14.1°C)
-0.6°F
(-0.3°C)
19th Coolest
Coolest since:
1913
105th Warmest
Warmest since:
2017, 2018
Ties: 1901, 1902, 1904, 1905, 1909, 1925, 1948

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