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 1919

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
October 1919
1-Month		54.6°F
(12.6°C)		59.5°F
(15.3°C)		-4.9°F
(-2.7°C)		3rd Coolest
Coolest since:
1916
126th Warmest
Warmest since:
2020
Sep–Oct 1919
2-Month		60.8°F
(16.0°C)		64.0°F
(17.8°C)		-3.2°F
(-1.8°C)		8th Coolest
Coolest since:
1916, 1920
121st Warmest
Warmest since:
2020
Aug–Oct 1919
3-Month		65.2°F
(18.4°C)		67.3°F
(19.6°C)		-2.1°F
(-1.2°C)		9th Coolest
Coolest since:
1900
120th Warmest
Warmest since:
2020
Jul–Oct 1919
4-Month		67.7°F
(19.8°C)		69.1°F
(20.6°C)		-1.4°F
(-0.8°C)		12th Coolest
Coolest since:
1912
117th Warmest
Warmest since:
2020
Ties: 1909
Jun–Oct 1919
5-Month		67.8°F
(19.9°C)		68.9°F
(20.5°C)		-1.1°F
(-0.6°C)		12th Coolest
Coolest since:
1912
117th Warmest
Warmest since:
2020
Ties: 1895, 1909, 1982
May–Oct 1919
6-Month		66.9°F
(19.4°C)		67.6°F
(19.8°C)		-0.7°F
(-0.4°C)		27th Coolest
Coolest since:
1916
102nd Warmest
Warmest since:
2020
Ties: 1903, 1946
Apr–Oct 1919
7-Month		65.2°F
(18.4°C)		65.6°F
(18.7°C)		-0.4°F
(-0.3°C)		37th Coolest
Coolest since:
1912
92nd Warmest
Warmest since:
2020
Ties: 1942, 1964, 1980, 1983
Mar–Oct 1919
8-Month		62.7°F
(17.1°C)		63.5°F
(17.5°C)		-0.8°F
(-0.4°C)		22nd Coolest
Coolest since:
1912
107th Warmest
Warmest since:
2014, 2015
Ties: 1895, 1900, 1955, 1998
Feb–Oct 1919
9-Month		60.4°F
(15.8°C)		61.5°F
(16.4°C)		-1.1°F
(-0.6°C)		14th Coolest
Coolest since:
1912
115th Warmest
Warmest since:
2015
Ties: 1907, 1916, 1953
Jan–Oct 1919
10-Month		58.6°F
(14.8°C)		59.6°F
(15.3°C)		-1.0°F
(-0.5°C)		20th Coolest
Coolest since:
1911, 1912
109th Warmest
Warmest since:
2015
Dec 1918–Oct 1919
11-Month		57.0°F
(13.9°C)		58.1°F
(14.5°C)		-1.1°F
(-0.6°C)		13th Coolest
Coolest since:
1912
115th Warmest
Warmest since:
2015
Ties: 1899, 1907, 1909, 1923, 1944
Nov 1918–Oct 1919
12-Month		56.2°F
(13.4°C)		57.4°F
(14.1°C)		-1.2°F
(-0.7°C)		10th Coolest
Coolest since:
1912
118th Warmest
Warmest since:
2015
Ties: 1907, 1955, 1975
May 1918–Oct 1919
18-Month		60.0°F
(15.6°C)		60.8°F
(16.0°C)		-0.8°F
(-0.4°C)		16th Coolest
Coolest since:
1912
112th Warmest
Warmest since:
2015
Ties: 1922
Nov 1917–Oct 1919
24-Month		56.9°F
(13.8°C)		57.4°F
(14.1°C)		-0.5°F
(-0.3°C)		30th Coolest
Coolest since:
1912, 1949
97th Warmest
Warmest since:
2015
Ties: 1897, 1914
Nov 1916–Oct 1919
36-Month		56.5°F
(13.6°C)		57.4°F
(14.1°C)		-0.9°F
(-0.5°C)		9th Coolest
Coolest since:
1913
117th Warmest
Warmest since:
2016
Ties: 1911, 1918, 1922, 1923
Nov 1915–Oct 1919
48-Month		56.4°F
(13.6°C)		57.4°F
(14.1°C)		-1.0°F
(-0.5°C)		4th Coolest
Coolest since:
1912, 1913
121st Warmest
Warmest since:
2017
Ties: 1920, 1922, 1923, 1949
Nov 1914–Oct 1919
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, 1915, 1916

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