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, February 2017

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2023)		Warmest/Coolest
Since		Record
February 2017
1-Month		47.3°F
(8.5°C)		45.3°F
(7.4°C)		2.0°F
(1.1°C)		97th Coolest
Coolest since:
1903
33rd Warmest
Warmest since:
2015
Ties: 1925, 1961
Jan–Feb 2017
2-Month		44.8°F
(7.1°C)		43.9°F
(6.6°C)		0.9°F
(0.5°C)		76th Coolest
Coolest since:
1949
54th Warmest
Warmest since:
2015
Dec 2016–Feb 2017
3-Month		44.3°F
(6.8°C)		43.6°F
(6.4°C)		0.7°F
(0.4°C)		76th Coolest
Coolest since:
1949
53rd Warmest
Warmest since:
2015
Ties: 1918, 1936
Nov 2016–Feb 2017
4-Month		46.4°F
(8.0°C)		45.1°F
(7.3°C)		1.3°F
(0.7°C)		96th Coolest
Coolest since:
1949
33rd Warmest
Warmest since:
2015
Ties: 1938
Oct 2016–Feb 2017
5-Month		49.2°F
(9.6°C)		48.0°F
(8.9°C)		1.2°F
(0.7°C)		98th Coolest
Coolest since:
1949
31st Warmest
Warmest since:
2015
Ties: 1986
Sep 2016–Feb 2017
6-Month		52.6°F
(11.4°C)		51.4°F
(10.8°C)		1.2°F
(0.6°C)		96th Coolest
Coolest since:
1917, 1949
33rd Warmest
Warmest since:
2015
Ties: 1918, 1953, 1977, 1988, 1991, 1997, 2010
Aug 2016–Feb 2017
7-Month		56.0°F
(13.3°C)		54.6°F
(12.6°C)		1.4°F
(0.7°C)		102nd Coolest
Coolest since:
1917
27th Warmest
Warmest since:
2015
Ties: 1938, 1951, 1984, 1997, 2004
Jul 2016–Feb 2017
8-Month		58.6°F
(14.8°C)		57.1°F
(13.9°C)		1.5°F
(0.9°C)		104th Coolest
Coolest since:
1917
25th Warmest
Warmest since:
2015
Ties: 1980, 2023
Jun 2016–Feb 2017
9-Month		60.2°F
(15.7°C)		58.3°F
(14.6°C)		1.9°F
(1.1°C)		117th Coolest
Coolest since:
1917
12th Warmest
Warmest since:
2015
Ties: 1959, 2004
May 2016–Feb 2017
10-Month		60.4°F
(15.8°C)		58.6°F
(14.8°C)		1.8°F
(1.0°C)		117th Coolest
Coolest since:
1917
12th Warmest
Warmest since:
2015
Ties: 1996, 2004, 2013
Apr 2016–Feb 2017
11-Month		60.2°F
(15.7°C)		58.1°F
(14.5°C)		2.1°F
(1.2°C)		121st Coolest
Coolest since:
1949
8th Warmest
Warmest since:
2015
Ties: 2002, 2003, 2009
Mar 2016–Feb 2017
12-Month		59.6°F
(15.3°C)		57.4°F
(14.1°C)		2.2°F
(1.2°C)		122nd Coolest
Coolest since:
1949
7th Warmest
Warmest since:
2015
Sep 2015–Feb 2017
18-Month		57.7°F
(14.3°C)		55.4°F
(13.0°C)		2.3°F
(1.3°C)		119th Coolest
Coolest since:
1913, 1949
9th Warmest
Warmest since:
2015
Mar 2015–Feb 2017
24-Month		59.9°F
(15.5°C)		57.4°F
(14.1°C)		2.5°F
(1.4°C)		122nd Coolest
Coolest since:
1913
6th Warmest
Warmest since:
2015, 2016
Ties: 2023
Mar 2014–Feb 2017
36-Month		60.5°F
(15.8°C)		57.4°F
(14.1°C)		3.1°F
(1.7°C)		125th Coolest
Coolest since:
1914
2nd Warmest
Warmest since:
2016
Mar 2013–Feb 2017
48-Month		60.5°F
(15.8°C)		57.4°F
(14.1°C)		3.1°F
(1.7°C)		124th Coolest
Coolest since:
1913
2nd Warmest
Warmest to Date
2018
Mar 2012–Feb 2017
60-Month		60.2°F
(15.7°C)		57.3°F
(14.1°C)		2.9°F
(1.6°C)		122nd Coolest
Coolest since:
1913
3rd Warmest
Warmest to Date
2018

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