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, September 1965

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
September 1965
1-Month		64.7°F
(18.2°C)		68.5°F
(20.3°C)		-3.8°F
(-2.1°C)		6th Coolest
Coolest since:
1986
123rd Warmest
Warmest since:
2020
Aug–Sep 1965
2-Month		69.2°F
(20.7°C)		71.1°F
(21.7°C)		-1.9°F
(-1.0°C)		12th Coolest
Coolest since:
1900
117th Warmest
Warmest since:
2020
Ties: 1930
Jul–Sep 1965
3-Month		70.6°F
(21.4°C)		72.3°F
(22.4°C)		-1.7°F
(-1.0°C)		9th Coolest
Coolest since:
1900
120th Warmest
Warmest since:
2022
Ties: 1925
Jun–Sep 1965
4-Month		69.1°F
(20.6°C)		71.3°F
(21.8°C)		-2.2°F
(-1.2°C)		3rd Coolest
Coolest since:
1907
126th Warmest
Warmest since:
2021
May–Sep 1965
5-Month		67.1°F
(19.5°C)		69.2°F
(20.7°C)		-2.1°F
(-1.2°C)		3rd Coolest
Coolest since:
1907
126th Warmest
Warmest since:
2021
Ties: 1912, 1916
Apr–Sep 1965
6-Month		64.8°F
(18.2°C)		66.7°F
(19.3°C)		-1.9°F
(-1.1°C)		4th Coolest
Coolest since:
1912
125th Warmest
Warmest since:
2021
Mar–Sep 1965
7-Month		62.4°F
(16.9°C)		64.1°F
(17.8°C)		-1.7°F
(-0.9°C)		5th Coolest
Coolest since:
1912
124th Warmest
Warmest since:
2021
Feb–Sep 1965
8-Month		60.3°F
(15.7°C)		61.8°F
(16.6°C)		-1.5°F
(-0.9°C)		6th Coolest
Coolest since:
1911
123rd Warmest
Warmest since:
2015
Ties: 1917, 1933, 1955, 1975
Jan–Sep 1965
9-Month		58.5°F
(14.7°C)		59.6°F
(15.3°C)		-1.1°F
(-0.6°C)		16th Coolest
Coolest since:
1903, 1911, 1917
113th Warmest
Warmest since:
2015
Ties: 1902, 1929
Dec 1964–Sep 1965
10-Month		57.1°F
(13.9°C)		57.9°F
(14.4°C)		-0.8°F
(-0.5°C)		21st Coolest
Coolest since:
1917, 1933
107th Warmest
Warmest since:
2015
Ties: 1899, 1902, 1916, 1920
Nov 1964–Sep 1965
11-Month		56.1°F
(13.4°C)		57.2°F
(14.0°C)		-1.1°F
(-0.6°C)		14th Coolest
Coolest since:
1917
114th Warmest
Warmest since:
2015
Ties: 1944, 1975
Oct 1964–Sep 1965
12-Month		56.8°F
(13.8°C)		57.4°F
(14.1°C)		-0.6°F
(-0.3°C)		30th Coolest
Coolest since:
1917
98th Warmest
Warmest since:
2015
Ties: 1922, 1925, 1971, 1999
Apr 1964–Sep 1965
18-Month		59.7°F
(15.4°C)		60.5°F
(15.8°C)		-0.8°F
(-0.4°C)		16th Coolest
Coolest since:
1917
112th Warmest
Warmest since:
2015
Ties: 1901, 1915, 1920, 1922, 1923, 1976
Oct 1963–Sep 1965
24-Month		56.6°F
(13.7°C)		57.4°F
(14.1°C)		-0.8°F
(-0.4°C)		14th Coolest
Coolest since:
1913, 1949
113th Warmest
Warmest since:
2015
Ties: 1904, 1907, 1908, 1909, 1910, 1911, 1916, 1948, 1956, 1976
Oct 1962–Sep 1965
36-Month		56.9°F
(13.8°C)		57.4°F
(14.1°C)		-0.5°F
(-0.3°C)		26th Coolest
Coolest since:
1913
100th Warmest
Warmest since:
2016
Ties: 1898, 1901, 1905, 1907, 1916, 1946, 1955, 1957, 1973, 1975
Oct 1961–Sep 1965
48-Month		56.8°F
(13.8°C)		57.4°F
(14.1°C)		-0.6°F
(-0.3°C)		20th Coolest
Coolest since:
1913
105th Warmest
Warmest since:
2017, 2018
Ties: 1899, 1900, 1901, 1904, 1925, 1951, 1955
Oct 1960–Sep 1965
60-Month		57.0°F
(13.9°C)		57.4°F
(14.1°C)		-0.4°F
(-0.2°C)		34th Coolest
Coolest since:
1913
90th Warmest
Warmest since:
2018
Ties: 1908, 1933, 1953, 1966, 1977

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