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, October 1915

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
October 1915
1-Month		60.2°F
(15.7°C)		59.5°F
(15.3°C)		0.7°F
(0.4°C)		75th Coolest
Coolest since:
1916
54th Warmest
Warmest since:
2020
Ties: 1934
Sep–Oct 1915
2-Month		63.3°F
(17.4°C)		64.0°F
(17.8°C)		-0.7°F
(-0.4°C)		36th Coolest
Coolest since:
1916, 1920
93rd Warmest
Warmest since:
2020
Aug–Oct 1915
3-Month		67.1°F
(19.5°C)		67.3°F
(19.6°C)		-0.2°F
(-0.1°C)		48th Coolest
Coolest since:
1900
81st Warmest
Warmest since:
2020
Ties: 1961
Jul–Oct 1915
4-Month		68.7°F
(20.4°C)		69.1°F
(20.6°C)		-0.4°F
(-0.2°C)		38th Coolest
Coolest since:
1912
91st Warmest
Warmest since:
2020
Ties: 1905, 1928, 1965, 1968, 1973
Jun–Oct 1915
5-Month		68.4°F
(20.2°C)		68.9°F
(20.5°C)		-0.5°F
(-0.3°C)		31st Coolest
Coolest since:
1912
98th Warmest
Warmest since:
2020
Ties: 1947, 1956
May–Oct 1915
6-Month		66.5°F
(19.2°C)		67.6°F
(19.8°C)		-1.1°F
(-0.6°C)		16th Coolest
Coolest since:
1916
113th Warmest
Warmest since:
2020
Ties: 1902, 1925, 1965
Apr–Oct 1915
7-Month		64.8°F
(18.2°C)		65.6°F
(18.7°C)		-0.8°F
(-0.5°C)		27th Coolest
Coolest since:
1912
102nd Warmest
Warmest since:
2020
Ties: 1896, 1927
Mar–Oct 1915
8-Month		63.0°F
(17.2°C)		63.5°F
(17.5°C)		-0.5°F
(-0.3°C)		36th Coolest
Coolest since:
1912
93rd Warmest
Warmest since:
2014, 2015
Ties: 1896, 1901, 1922, 1942, 1980
Feb–Oct 1915
9-Month		60.9°F
(16.1°C)		61.5°F
(16.4°C)		-0.6°F
(-0.3°C)		33rd Coolest
Coolest since:
1912
96th Warmest
Warmest since:
2015
Ties: 1895, 1900, 1929, 1946, 1976
Jan–Oct 1915
10-Month		59.0°F
(15.0°C)		59.6°F
(15.3°C)		-0.6°F
(-0.3°C)		29th Coolest
Coolest since:
1911, 1912
100th Warmest
Warmest since:
2015
Ties: 1927, 1941, 1942, 1946, 1956, 1965, 1998
Dec 1914–Oct 1915
11-Month		57.1°F
(13.9°C)		58.1°F
(14.5°C)		-1.0°F
(-0.6°C)		19th Coolest
Coolest since:
1912
109th Warmest
Warmest since:
2015
Ties: 1908, 1922
Nov 1914–Oct 1915
12-Month		56.7°F
(13.7°C)		57.4°F
(14.1°C)		-0.7°F
(-0.4°C)		23rd Coolest
Coolest since:
1912
105th Warmest
Warmest since:
2015
Ties: 1897, 1898, 1902, 1953, 1962, 1964, 1965, 1971, 1973
May 1914–Oct 1915
18-Month		60.1°F
(15.6°C)		60.8°F
(16.0°C)		-0.7°F
(-0.4°C)		18th Coolest
Coolest since:
1912
110th Warmest
Warmest since:
2015
Ties: 1900, 1906, 1923, 1942, 1944
Nov 1913–Oct 1915
24-Month		57.1°F
(13.9°C)		57.4°F
(14.1°C)		-0.3°F
(-0.2°C)		40th Coolest
Coolest since:
1912, 1949
87th Warmest
Warmest since:
2015
Ties: 1942, 1957, 1963, 1964, 1983
Nov 1912–Oct 1915
36-Month		56.9°F
(13.8°C)		57.4°F
(14.1°C)		-0.5°F
(-0.3°C)		27th Coolest
Coolest since:
1913
99th Warmest
Warmest since:
2016
Ties: 1898, 1901, 1905, 1907, 1955, 1973, 1975
Nov 1911–Oct 1915
48-Month		56.5°F
(13.6°C)		57.4°F
(14.1°C)		-0.9°F
(-0.5°C)		9th Coolest
Coolest since:
1912, 1913
116th Warmest
Warmest since:
2017
Ties: 1911, 1917, 1918
Nov 1910–Oct 1915
60-Month		56.4°F
(13.6°C)		57.4°F
(14.1°C)		-1.0°F
(-0.5°C)		5th Coolest
Coolest since:
1913
119th Warmest
Warmest since:
2018
Ties: 1914, 1916, 1919

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