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, May 1944

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
May 1944
1-Month
60.5°F
(15.8°C)
60.7°F
(15.9°C)
-0.2°F
(-0.1°C)
49th Coolest
Coolest since:
1977
80th Warmest
Warmest since:
2001
Ties: 1903, 1949, 1968
Apr–May 1944
2-Month
55.7°F
(13.2°C)
57.4°F
(14.1°C)
-1.7°F
(-0.9°C)
25th Coolest
Coolest since:
1967
104th Warmest
Warmest since:
1992
Ties: 1901, 1905, 1908, 1915, 1922, 1977, 1995
Mar–May 1944
3-Month
53.1°F
(11.7°C)
54.5°F
(12.5°C)
-1.4°F
(-0.8°C)
28th Coolest
Coolest since:
1917
101st Warmest
Warmest since:
1934
Ties: 1999
Feb–May 1944
4-Month
50.4°F
(10.2°C)
52.2°F
(11.2°C)
-1.8°F
(-1.0°C)
14th Coolest
Coolest since:
1917
115th Warmest
Warmest since:
1934
Ties: 1953
Jan–May 1944
5-Month
48.7°F
(9.3°C)
50.2°F
(10.1°C)
-1.5°F
(-0.8°C)
14th Coolest
Coolest since:
1917
115th Warmest
Warmest since:
2015
Dec 1943–May 1944
6-Month
47.9°F
(8.8°C)
49.1°F
(9.5°C)
-1.2°F
(-0.7°C)
19th Coolest
Coolest since:
1917
109th Warmest
Warmest since:
2015
Ties: 1898, 1911
Nov 1943–May 1944
7-Month
48.3°F
(9.1°C)
49.1°F
(9.5°C)
-0.8°F
(-0.4°C)
29th Coolest
Coolest since:
1917
99th Warmest
Warmest since:
2015
Ties: 1909, 1915, 1969
Oct 1943–May 1944
8-Month
49.7°F
(9.8°C)
50.4°F
(10.2°C)
-0.7°F
(-0.4°C)
28th Coolest
Coolest since:
1917
100th Warmest
Warmest since:
2015
Ties: 1906, 1915, 1969, 1985, 1998, 1999
Sep 1943–May 1944
9-Month
52.1°F
(11.2°C)
52.4°F
(11.3°C)
-0.3°F
(-0.1°C)
46th Coolest
Coolest since:
1917
82nd Warmest
Warmest since:
2015
Ties: 1925
Aug 1943–May 1944
10-Month
54.1°F
(12.3°C)
54.6°F
(12.6°C)
-0.5°F
(-0.3°C)
37th Coolest
Coolest since:
1917
91st Warmest
Warmest since:
2015
Ties: 1902, 1910, 1945
Jul 1943–May 1944
11-Month
55.9°F
(13.3°C)
56.4°F
(13.6°C)
-0.5°F
(-0.3°C)
36th Coolest
Coolest since:
1917
92nd Warmest
Warmest since:
2015
Ties: 1925, 1971
Jun 1943–May 1944
12-Month
56.6°F
(13.7°C)
57.4°F
(14.1°C)
-0.8°F
(-0.4°C)
21st Coolest
Coolest since:
1917
107th Warmest
Warmest since:
2015
Ties: 1901, 1911, 1952, 1973, 1983
Dec 1942–May 1944
18-Month
54.6°F
(12.6°C)
54.6°F
(12.6°C)
0.0°F
(0.0°C)
57th Coolest
Coolest since:
1917
70th Warmest
Warmest since:
2015
Ties: 1925, 1928, 1958, 1962, 2011
Jun 1942–May 1944
24-Month
57.4°F
(14.1°C)
57.4°F
(14.1°C)
0.0°F
(0.0°C)
54th Coolest
Coolest since:
1913, 1917
73rd Warmest
Warmest since:
2015
Ties: 1926, 1932, 1937, 1938, 1963, 1983
Jun 1941–May 1944
36-Month
57.0°F
(13.9°C)
57.4°F
(14.1°C)
-0.4°F
(-0.2°C)
31st Coolest
Coolest since:
1913, 1917
95th Warmest
Warmest since:
2016
Ties: 1901, 1902, 1948, 1955, 1956, 1974
Jun 1940–May 1944
48-Month
57.3°F
(14.1°C)
57.4°F
(14.1°C)
-0.1°F
(0.0°C)
49th Coolest
Coolest since:
1913
76th Warmest
Warmest since:
2016, 2017, 2018
Ties: 1926, 1929, 1932, 1972
Jun 1939–May 1944
60-Month
57.7°F
(14.3°C)
57.3°F
(14.1°C)
0.4°F
(0.2°C)
72nd Coolest
Coolest since:
1913, 1917
52nd Warmest
Warmest since:
2018
Ties: 1983

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