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 1910

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
July 1910
1-Month
75.0°F
(23.9°C)
74.7°F
(23.7°C)
0.3°F
(0.2°C)
63rd Coolest
Coolest since:
1987
66th Warmest
Warmest since:
2021
Ties: 2015
Jun–Jul 1910
2-Month
70.8°F
(21.6°C)
71.4°F
(21.9°C)
-0.6°F
(-0.3°C)
34th Coolest
Coolest since:
1944
95th Warmest
Warmest since:
2021
Ties: 1902, 1966, 1991
May–Jul 1910
3-Month
68.5°F
(20.3°C)
67.9°F
(19.9°C)
0.6°F
(0.4°C)
69th Coolest
Coolest since:
1953, 1998
60th Warmest
Warmest since:
2021
Ties: 1896, 1966, 1987
Apr–Jul 1910
4-Month
65.7°F
(18.7°C)
64.4°F
(18.0°C)
1.3°F
(0.7°C)
87th Coolest
Coolest since:
1944
42nd Warmest
Warmest to Date
2021
Ties: 1924
Mar–Jul 1910
5-Month
63.0°F
(17.2°C)
61.3°F
(16.3°C)
1.7°F
(0.9°C)
97th Coolest
Coolest since:
1912
32nd Warmest
Warmest to Date
2013, 2014
Feb–Jul 1910
6-Month
59.6°F
(15.3°C)
58.6°F
(14.8°C)
1.0°F
(0.5°C)
83rd Coolest
Coolest since:
1948
46th Warmest
Warmest to Date
2015
Ties: 1925, 2005
Jan–Jul 1910
7-Month
56.6°F
(13.7°C)
56.3°F
(13.5°C)
0.3°F
(0.2°C)
72nd Coolest
Coolest since:
1955
57th Warmest
Warmest since:
2014
Ties: 1905, 1958, 1966, 1995
Dec 1909–Jul 1910
8-Month
54.5°F
(12.5°C)
54.6°F
(12.6°C)
-0.1°F
(-0.1°C)
54th Coolest
Coolest since:
1917
74th Warmest
Warmest since:
2015
Ties: 1904, 1956, 1993, 2010
Nov 1909–Jul 1910
9-Month
53.8°F
(12.1°C)
54.0°F
(12.2°C)
-0.2°F
(-0.1°C)
48th Coolest
Coolest since:
1917
80th Warmest
Warmest since:
2015
Ties: 1935, 1956, 2011
Oct 1909–Jul 1910
10-Month
54.3°F
(12.4°C)
54.7°F
(12.6°C)
-0.4°F
(-0.2°C)
44th Coolest
Coolest since:
1917
84th Warmest
Warmest since:
2015
Ties: 1902, 1965, 1979, 1982
Sep 1909–Jul 1910
11-Month
55.5°F
(13.1°C)
55.9°F
(13.3°C)
-0.4°F
(-0.2°C)
43rd Coolest
Coolest since:
1917
85th Warmest
Warmest since:
2015
Ties: 1967, 1995
Aug 1909–Jul 1910
12-Month
56.9°F
(13.8°C)
57.3°F
(14.1°C)
-0.4°F
(-0.3°C)
36th Coolest
Coolest since:
1917
92nd Warmest
Warmest since:
2015
Ties: 1902, 1906, 1916, 1979
Feb 1909–Jul 1910
18-Month
57.0°F
(13.9°C)
57.8°F
(14.3°C)
-0.8°F
(-0.4°C)
14th Coolest
Coolest since:
1913, 1949
114th Warmest
Warmest since:
2015
Ties: 1904, 1908, 1965, 1983, 1999
Aug 1908–Jul 1910
24-Month
56.6°F
(13.7°C)
57.4°F
(14.1°C)
-0.8°F
(-0.4°C)
16th Coolest
Coolest since:
1913
111th Warmest
Warmest since:
2015
Ties: 1898, 1899, 1908, 1914
Aug 1907–Jul 1910
36-Month
56.6°F
(13.7°C)
57.4°F
(14.1°C)
-0.8°F
(-0.4°C)
14th Coolest
Coolest since:
1913
112th Warmest
Warmest since:
2015, 2016
Ties: 1904, 1911, 1915
Aug 1906–Jul 1910
48-Month
56.6°F
(13.7°C)
57.3°F
(14.1°C)
-0.7°F
(-0.4°C)
13th Coolest
Coolest since:
1913
112th Warmest
Warmest since:
2016
Ties: 1903, 1904, 1909, 1911
Aug 1905–Jul 1910
60-Month
56.7°F
(13.7°C)
57.4°F
(14.1°C)
-0.7°F
(-0.4°C)
14th Coolest
Coolest since:
1913
110th Warmest
Warmest since:
2017, 2018
Ties: 1903, 1922, 1950, 1952

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