Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. 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 1957

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
July 1957
1-Month
74.6°F
(23.7°C)
74.7°F
(23.7°C)
-0.1°F
(0.0°C)
51st Coolest
Coolest since:
1987
78th Warmest
Warmest since:
2021
Ties: 1929, 1946
Jun–Jul 1957
2-Month
73.0°F
(22.8°C)
71.5°F
(21.9°C)
1.5°F
(0.9°C)
96th Coolest
Coolest since:
1944
33rd Warmest
Warmest since:
2021
Ties: 1936, 1970, 1988
May–Jul 1957
3-Month
68.3°F
(20.2°C)
67.9°F
(19.9°C)
0.4°F
(0.3°C)
61st Coolest
Coolest since:
1953, 1998
68th Warmest
Warmest since:
2021
Ties: 1904, 1978
Apr–Jul 1957
4-Month
64.7°F
(18.2°C)
64.4°F
(18.0°C)
0.3°F
(0.2°C)
65th Coolest
Coolest since:
1944
64th Warmest
Warmest since:
2021
Ties: 1974
Mar–Jul 1957
5-Month
61.7°F
(16.5°C)
61.3°F
(16.3°C)
0.4°F
(0.2°C)
71st Coolest
Coolest since:
1912
58th Warmest
Warmest since:
2013, 2014
Ties: 1950
Feb–Jul 1957
6-Month
59.4°F
(15.2°C)
58.7°F
(14.8°C)
0.7°F
(0.4°C)
79th Coolest
Coolest since:
1948
50th Warmest
Warmest since:
2015
Ties: 1970
Jan–Jul 1957
7-Month
56.5°F
(13.6°C)
56.3°F
(13.5°C)
0.2°F
(0.1°C)
67th Coolest
Coolest since:
1955
62nd Warmest
Warmest since:
2014
Ties: 1930, 1973, 1980, 1993
Dec 1956–Jul 1957
8-Month
54.9°F
(12.7°C)
54.7°F
(12.6°C)
0.2°F
(0.1°C)
67th Coolest
Coolest since:
1917
61st Warmest
Warmest since:
2015
Ties: 1905, 1938, 1974, 1976
Nov 1956–Jul 1957
9-Month
54.3°F
(12.4°C)
54.1°F
(12.3°C)
0.2°F
(0.1°C)
66th Coolest
Coolest since:
1917
62nd Warmest
Warmest since:
2015
Ties: 1927, 1939
Oct 1956–Jul 1957
10-Month
54.6°F
(12.6°C)
54.6°F
(12.6°C)
0.0°F
(0.0°C)
58th Coolest
Coolest since:
1917
70th Warmest
Warmest since:
2015
Ties: 1896, 1925, 1950, 1972, 1974
Sep 1956–Jul 1957
11-Month
56.0°F
(13.3°C)
55.9°F
(13.3°C)
0.1°F
(0.0°C)
66th Coolest
Coolest since:
1917
62nd Warmest
Warmest since:
2015
Ties: 1950, 1976
Aug 1956–Jul 1957
12-Month
57.3°F
(14.1°C)
57.4°F
(14.1°C)
-0.1°F
(0.0°C)
53rd Coolest
Coolest since:
1917
75th Warmest
Warmest since:
2015
Ties: 1904, 1927, 1946, 1950, 1976
Feb 1956–Jul 1957
18-Month
57.5°F
(14.2°C)
57.8°F
(14.3°C)
-0.3°F
(-0.1°C)
42nd Coolest
Coolest since:
1913, 1949
86th Warmest
Warmest since:
2015
Ties: 1901, 1946, 1950, 1963, 1972
Aug 1955–Jul 1957
24-Month
57.4°F
(14.1°C)
57.4°F
(14.1°C)
0.0°F
(0.0°C)
58th Coolest
Coolest since:
1913
69th Warmest
Warmest since:
2015
Ties: 1925, 1937, 1938, 1947, 1962, 1980
Aug 1954–Jul 1957
36-Month
56.8°F
(13.8°C)
57.4°F
(14.1°C)
-0.6°F
(-0.3°C)
21st Coolest
Coolest since:
1913
105th Warmest
Warmest since:
2015, 2016
Ties: 1924, 1944, 1975
Aug 1953–Jul 1957
48-Month
57.1°F
(13.9°C)
57.4°F
(14.1°C)
-0.3°F
(-0.2°C)
39th Coolest
Coolest since:
1913
86th Warmest
Warmest since:
2016, 2018
Ties: 1944, 1946, 1947, 1956, 1966, 1967, 1977
Aug 1952–Jul 1957
60-Month
57.1°F
(13.9°C)
57.3°F
(14.1°C)
-0.2°F
(-0.2°C)
40th Coolest
Coolest since:
1913
84th Warmest
Warmest since:
2017, 2018
Ties: 1926, 1945, 1955, 1958, 1967

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