Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. 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, July 2019

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  • Record Warmest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
July 2019
1-Month 		75.5°F
(24.2°C)		 74.7°F
(23.7°C)		 0.8°F
(0.5°C)		 79th Coolest
Coolest since:
 1987
50th Warmest
Warmest since:
 2021
Ties: 1939, 1981, 1991
Jun–Jul 2019
2-Month 		73.3°F
(22.9°C)		 71.5°F
(21.9°C)		 1.8°F
(1.0°C)		 104th Coolest
Coolest since:
 1944
25th Warmest
Warmest since:
 2021
Ties: 1896
May–Jul 2019
3-Month 		68.4°F
(20.2°C)		 67.9°F
(19.9°C)		 0.5°F
(0.3°C)		 64th Coolest
Coolest since:
 1953, 1998
65th Warmest
Warmest since:
 2021
Ties: 1947
Apr–Jul 2019
4-Month 		65.8°F
(18.8°C)		 64.4°F
(18.0°C)		 1.4°F
(0.8°C)		 92nd Coolest
Coolest since:
 1944
37th Warmest
Warmest since:
 2021
Ties: 1954, 1961, 1966, 1984
Mar–Jul 2019
5-Month 		62.5°F
(16.9°C)		 61.3°F
(16.3°C)		 1.2°F
(0.6°C)		 87th Coolest
Coolest since:
 1912
42nd Warmest
Warmest since:
 2013, 2014
Ties: 1928, 1947, 2012
Feb–Jul 2019
6-Month 		58.8°F
(14.9°C)		 58.6°F
(14.8°C)		 0.2°F
(0.1°C)		 68th Coolest
Coolest since:
 1948
61st Warmest
Warmest since:
 2015
Ties: 1941, 1958, 1974, 1979
Jan–Jul 2019
7-Month 		57.0°F
(13.9°C)		 56.3°F
(13.5°C)		 0.7°F
(0.4°C)		 78th Coolest
Coolest since:
 1955
51st Warmest
Warmest since:
 2014
Ties: 1914
Dec 2018–Jul 2019
8-Month 		55.5°F
(13.1°C)		 54.7°F
(12.6°C)		 0.8°F
(0.5°C)		 85th Coolest
Coolest since:
 1917
43rd Warmest
Warmest since:
 2015
Ties: 1989
Nov 2018–Jul 2019
9-Month 		55.2°F
(12.9°C)		 54.1°F
(12.3°C)		 1.1°F
(0.6°C)		 97th Coolest
Coolest since:
 1917
31st Warmest
Warmest since:
 2015
Ties: 1960, 1970, 1987, 2001, 2012
Oct 2018–Jul 2019
10-Month 		55.7°F
(13.2°C)		 54.6°F
(12.6°C)		 1.1°F
(0.6°C)		 93rd Coolest
Coolest since:
 1917
35th Warmest
Warmest since:
 2015
Ties: 1968, 1990
Sep 2018–Jul 2019
11-Month 		57.1°F
(13.9°C)		 55.9°F
(13.3°C)		 1.2°F
(0.6°C)		 101st Coolest
Coolest since:
 1917
27th Warmest
Warmest since:
 2015
Ties: 1978, 1988, 1989
Aug 2018–Jul 2019
12-Month 		58.7°F
(14.8°C)		 57.3°F
(14.1°C)		 1.4°F
(0.7°C)		 101st Coolest
Coolest since:
 1917
27th Warmest
Warmest since:
 2015
Feb 2018–Jul 2019
18-Month 		59.5°F
(15.3°C)		 57.8°F
(14.3°C)		 1.7°F
(1.0°C)		 113th Coolest
Coolest since:
 1913, 1949
15th Warmest
Warmest since:
 2015
Ties: 1959
Aug 2017–Jul 2019
24-Month 		59.6°F
(15.3°C)		 57.3°F
(14.1°C)		 2.3°F
(1.2°C)		 118th Coolest
Coolest since:
 1913
9th Warmest
Warmest since:
 2015
Aug 2016–Jul 2019
36-Month 		59.6°F
(15.3°C)		 57.3°F
(14.1°C)		 2.3°F
(1.2°C)		 118th Coolest
Coolest since:
 1913
8th Warmest
Warmest since:
 2015, 2016
Aug 2015–Jul 2019
48-Month 		59.8°F
(15.4°C)		 57.4°F
(14.1°C)		 2.4°F
(1.3°C)		 119th Coolest
Coolest since:
 1913
6th Warmest
Warmest since:
 2016
Ties: 2022
Aug 2014–Jul 2019
60-Month 		60.1°F
(15.6°C)		 57.3°F
(14.1°C)		 2.8°F
(1.5°C)		 120th Coolest
Coolest since:
 1913
4th Warmest
Warmest since:
 2017, 2018

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