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 1988

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
July 1988
1-Month
77.6°F
(25.3°C)
74.7°F
(23.7°C)
2.9°F
(1.6°C)
117th Coolest
Coolest since:
1987
12th Warmest
Warmest since:
2021
Ties: 2009, 2022
Jun–Jul 1988
2-Month
72.9°F
(22.7°C)
71.4°F
(21.9°C)
1.5°F
(0.8°C)
95th Coolest
Coolest since:
1944
34th Warmest
Warmest since:
2021
Ties: 1957, 1970, 1990
May–Jul 1988
3-Month
68.7°F
(20.4°C)
67.9°F
(19.9°C)
0.8°F
(0.5°C)
82nd Coolest
Coolest since:
1953, 1998
47th Warmest
Warmest since:
2021
Ties: 1900, 1939, 1958, 1990
Apr–Jul 1988
4-Month
65.4°F
(18.6°C)
64.5°F
(18.1°C)
0.9°F
(0.5°C)
83rd Coolest
Coolest since:
1944
46th Warmest
Warmest since:
2021
Ties: 1897, 1947, 1949
Mar–Jul 1988
5-Month
62.6°F
(17.0°C)
61.3°F
(16.3°C)
1.3°F
(0.7°C)
89th Coolest
Coolest since:
1912
40th Warmest
Warmest since:
2013, 2014
Ties: 1966
Feb–Jul 1988
6-Month
60.2°F
(15.7°C)
58.6°F
(14.8°C)
1.6°F
(0.9°C)
102nd Coolest
Coolest since:
1948
27th Warmest
Warmest since:
2015
Ties: 1936, 1960, 1984, 1994
Jan–Jul 1988
7-Month
57.7°F
(14.3°C)
56.3°F
(13.5°C)
1.4°F
(0.8°C)
98th Coolest
Coolest since:
1955
31st Warmest
Warmest since:
2014
Ties: 2001
Dec 1987–Jul 1988
8-Month
55.6°F
(13.1°C)
54.6°F
(12.6°C)
1.0°F
(0.5°C)
89th Coolest
Coolest since:
1917
39th Warmest
Warmest since:
2015
Ties: 1947, 1954, 1987
Nov 1987–Jul 1988
9-Month
54.9°F
(12.7°C)
54.0°F
(12.2°C)
0.9°F
(0.5°C)
85th Coolest
Coolest since:
1917
43rd Warmest
Warmest since:
2015
Ties: 1928, 1930, 1961, 1989, 2005
Oct 1987–Jul 1988
10-Month
55.8°F
(13.2°C)
54.6°F
(12.6°C)
1.2°F
(0.6°C)
97th Coolest
Coolest since:
1917
31st Warmest
Warmest since:
2015
Ties: 1951, 1989, 2012
Sep 1987–Jul 1988
11-Month
57.1°F
(13.9°C)
55.9°F
(13.3°C)
1.2°F
(0.6°C)
101st Coolest
Coolest since:
1917
27th Warmest
Warmest since:
2015
Ties: 1978, 1989, 2019
Aug 1987–Jul 1988
12-Month
58.6°F
(14.8°C)
57.4°F
(14.1°C)
1.2°F
(0.7°C)
100th Coolest
Coolest since:
1917
28th Warmest
Warmest since:
2015
Ties: 1978, 1994
Feb 1987–Jul 1988
18-Month
59.0°F
(15.0°C)
57.8°F
(14.3°C)
1.2°F
(0.7°C)
100th Coolest
Coolest since:
1913, 1949
28th Warmest
Warmest since:
2015
Ties: 1981, 2000
Aug 1986–Jul 1988
24-Month
58.3°F
(14.6°C)
57.4°F
(14.1°C)
0.9°F
(0.5°C)
92nd Coolest
Coolest since:
1913
35th Warmest
Warmest since:
2015
Ties: 1931, 1961, 1990
Aug 1985–Jul 1988
36-Month
58.2°F
(14.6°C)
57.3°F
(14.1°C)
0.9°F
(0.5°C)
91st Coolest
Coolest since:
1913
35th Warmest
Warmest since:
2015, 2016
Ties: 1982, 2011
Aug 1984–Jul 1988
48-Month
58.1°F
(14.5°C)
57.3°F
(14.1°C)
0.8°F
(0.4°C)
86th Coolest
Coolest since:
1913
39th Warmest
Warmest since:
2016
Ties: 1984, 1991
Aug 1983–Jul 1988
60-Month
58.3°F
(14.6°C)
57.4°F
(14.1°C)
0.9°F
(0.5°C)
100th Coolest
Coolest since:
1913
24th Warmest
Warmest to Date
2017, 2018
Ties: 1990, 1993, 1994, 2001, 2011, 2012

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