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 1897

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
July 1897
1-Month
73.9°F
(23.3°C)
74.7°F
(23.7°C)
-0.8°F
(-0.4°C)
36th Coolest
Coolest since:
1987
93rd Warmest
Warmest since:
2021
Jun–Jul 1897
2-Month
70.9°F
(21.6°C)
71.4°F
(21.9°C)
-0.5°F
(-0.3°C)
38th Coolest
Coolest since:
1944
91st Warmest
Warmest since:
2021
Ties: 1911, 1975, 1987
May–Jul 1897
3-Month
68.6°F
(20.3°C)
67.9°F
(19.9°C)
0.7°F
(0.4°C)
77th Coolest
Coolest since:
1953, 1998
52nd Warmest
Warmest to Date
2021
Ties: 1919, 1934, 1938, 1954, 1968, 1969, 1976
Apr–Jul 1897
4-Month
65.4°F
(18.6°C)
64.4°F
(18.0°C)
1.0°F
(0.6°C)
83rd Coolest
Coolest since:
1944
46th Warmest
Warmest to Date
2021
Ties: 1947, 1949, 1988
Mar–Jul 1897
5-Month
61.0°F
(16.1°C)
61.3°F
(16.3°C)
-0.3°F
(-0.2°C)
52nd Coolest
Coolest since:
1912
77th Warmest
Warmest to Date
2013, 2014
Ties: 1921, 1938, 1941
Feb–Jul 1897
6-Month
57.8°F
(14.3°C)
58.6°F
(14.8°C)
-0.8°F
(-0.5°C)
30th Coolest
Coolest since:
1948
99th Warmest
Warmest since:
2015
Ties: 1915, 1956, 1962
Jan–Jul 1897
7-Month
55.6°F
(13.1°C)
56.3°F
(13.5°C)
-0.7°F
(-0.4°C)
34th Coolest
Coolest since:
1955
95th Warmest
Warmest since:
2014
Ties: 1916, 1935, 1953, 2011
Dec 1896–Jul 1897
8-Month
54.3°F
(12.4°C)
54.6°F
(12.6°C)
-0.3°F
(-0.2°C)
47th Coolest
Coolest since:
1917
81st Warmest
Warmest since:
2015
Ties: 1945, 1973, 1982
Nov 1896–Jul 1897
9-Month
53.6°F
(12.0°C)
54.1°F
(12.3°C)
-0.5°F
(-0.3°C)
43rd Coolest
Coolest since:
1917
85th Warmest
Warmest since:
2015
Ties: 1906, 1908, 1942
Oct 1896–Jul 1897
10-Month
54.2°F
(12.3°C)
54.6°F
(12.6°C)
-0.4°F
(-0.3°C)
38th Coolest
Coolest since:
1917
90th Warmest
Warmest since:
2015
Ties: 1908, 1945, 1953, 1967, 1991
Sep 1896–Jul 1897
11-Month
55.3°F
(12.9°C)
55.8°F
(13.2°C)
-0.5°F
(-0.3°C)
36th Coolest
Coolest since:
1917
92nd Warmest
Warmest since:
2015
Ties: 1906, 1969, 1999
Aug 1896–Jul 1897
12-Month
56.8°F
(13.8°C)
57.4°F
(14.1°C)
-0.6°F
(-0.3°C)
34th Coolest
Coolest since:
1917
94th Warmest
Warmest since:
2015
Ties: 1899
Feb 1896–Jul 1897
18-Month
57.4°F
(14.1°C)
57.8°F
(14.3°C)
-0.4°F
(-0.2°C)
33rd Coolest
Coolest since:
1913, 1949
95th Warmest
Warmest since:
2015
Ties: 1896, 1899, 1906, 1915, 1924, 1929, 1948, 1966
Aug 1895–Jul 1897
24-Month
56.9°F
(13.8°C)
57.4°F
(14.1°C)
-0.5°F
(-0.3°C)
30th Coolest
Coolest since:
1913
97th Warmest
Warmest to Date
2015
Ties: 1929, 1974, 1975

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