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, June 1927

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
June 1927
1-Month
68.1°F
(20.1°C)
68.3°F
(20.2°C)
-0.2°F
(-0.1°C)
52nd Coolest
Coolest since:
1923
77th Warmest
Warmest since:
2021
Ties: 1919, 1975
May–Jun 1927
2-Month
64.0°F
(17.8°C)
64.5°F
(18.1°C)
-0.5°F
(-0.3°C)
42nd Coolest
Coolest since:
1953
87th Warmest
Warmest since:
2001
Ties: 1950
Apr–Jun 1927
3-Month
60.3°F
(15.7°C)
61.0°F
(16.1°C)
-0.7°F
(-0.4°C)
41st Coolest
Coolest since:
1967, 1998
88th Warmest
Warmest since:
2021
Ties: 1945
Mar–Jun 1927
4-Month
57.2°F
(14.0°C)
58.0°F
(14.4°C)
-0.8°F
(-0.4°C)
43rd Coolest
Coolest since:
1917
86th Warmest
Warmest since:
2015
Ties: 1935
Feb–Jun 1927
5-Month
54.9°F
(12.7°C)
55.4°F
(13.0°C)
-0.5°F
(-0.3°C)
45th Coolest
Coolest since:
1917
84th Warmest
Warmest since:
2015
Ties: 1935, 1980
Jan–Jun 1927
6-Month
53.0°F
(11.7°C)
53.3°F
(11.8°C)
-0.3°F
(-0.1°C)
52nd Coolest
Coolest since:
1917
77th Warmest
Warmest since:
2015
Ties: 1895, 1977, 2010
Dec 1926–Jun 1927
7-Month
51.4°F
(10.8°C)
51.8°F
(11.0°C)
-0.4°F
(-0.2°C)
44th Coolest
Coolest since:
1917
84th Warmest
Warmest since:
2015
Ties: 1916, 1965, 2010
Nov 1926–Jun 1927
8-Month
51.7°F
(10.9°C)
51.5°F
(10.8°C)
0.2°F
(0.1°C)
60th Coolest
Coolest since:
1917
68th Warmest
Warmest since:
2015
Ties: 1925, 1939, 1958, 1972, 1985, 1993
Oct 1926–Jun 1927
9-Month
52.6°F
(11.4°C)
52.4°F
(11.3°C)
0.2°F
(0.1°C)
66th Coolest
Coolest since:
1917
62nd Warmest
Warmest since:
2015
Sep 1926–Jun 1927
10-Month
53.9°F
(12.2°C)
54.0°F
(12.2°C)
-0.1°F
(0.0°C)
52nd Coolest
Coolest since:
1917
76th Warmest
Warmest since:
2015
Ties: 1946, 1974
Aug 1926–Jun 1927
11-Month
55.7°F
(13.2°C)
55.8°F
(13.2°C)
-0.1°F
(0.0°C)
53rd Coolest
Coolest since:
1917
75th Warmest
Warmest since:
2015
Ties: 1946, 1974, 1976
Jul 1926–Jun 1927
12-Month
57.4°F
(14.1°C)
57.4°F
(14.1°C)
0.0°F
(0.0°C)
59th Coolest
Coolest since:
1917
69th Warmest
Warmest since:
2015
Ties: 1946, 1966
Jan 1926–Jun 1927
18-Month
56.9°F
(13.8°C)
56.0°F
(13.3°C)
0.9°F
(0.5°C)
92nd Coolest
Coolest since:
1917
36th Warmest
Warmest to Date
2015
Ties: 1985, 2010
Jul 1925–Jun 1927
24-Month
57.7°F
(14.3°C)
57.4°F
(14.1°C)
0.3°F
(0.2°C)
74th Coolest
Coolest since:
1913
53rd Warmest
Warmest to Date
2015
Ties: 1954, 2011
Jul 1924–Jun 1927
36-Month
57.5°F
(14.2°C)
57.4°F
(14.1°C)
0.1°F
(0.1°C)
60th Coolest
Coolest since:
1913, 1917
66th Warmest
Warmest since:
2016
Ties: 1939, 1963, 1969, 1972
Jul 1923–Jun 1927
48-Month
57.5°F
(14.2°C)
57.4°F
(14.1°C)
0.1°F
(0.1°C)
57th Coolest
Coolest since:
1913
68th Warmest
Warmest to Date
2016
Ties: 1928, 1931, 1954, 1969, 1978, 1979
Jul 1922–Jun 1927
60-Month
57.3°F
(14.1°C)
57.3°F
(14.1°C)
0.0°F
(0.0°C)
49th Coolest
Coolest since:
1913, 1917
75th Warmest
Warmest to Date
2018
Ties: 1932, 1947, 1974

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