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, June 2003

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
June 2003
1-Month
71.2°F
(21.8°C)
68.3°F
(20.2°C)
2.9°F
(1.6°C)
108th Coolest
Coolest since:
1923
21st Warmest
Warmest since:
2021
Ties: 1986, 2002
May–Jun 2003
2-Month
66.6°F
(19.2°C)
64.5°F
(18.1°C)
2.1°F
(1.1°C)
102nd Coolest
Coolest since:
1953
27th Warmest
Warmest since:
2001
Ties: 1931, 1960, 2012
Apr–Jun 2003
3-Month
61.1°F
(16.2°C)
61.0°F
(16.1°C)
0.1°F
(0.1°C)
58th Coolest
Coolest since:
1967, 1998
71st Warmest
Warmest since:
2021
Mar–Jun 2003
4-Month
58.7°F
(14.8°C)
58.0°F
(14.4°C)
0.7°F
(0.4°C)
81st Coolest
Coolest since:
1917
48th Warmest
Warmest since:
2015
Ties: 1968, 1979, 2006
Feb–Jun 2003
5-Month
56.1°F
(13.4°C)
55.4°F
(13.0°C)
0.7°F
(0.4°C)
76th Coolest
Coolest since:
1917
53rd Warmest
Warmest since:
2015
Ties: 1978
Jan–Jun 2003
6-Month
55.1°F
(12.8°C)
53.3°F
(11.8°C)
1.8°F
(1.0°C)
107th Coolest
Coolest since:
1917
22nd Warmest
Warmest since:
2015
Ties: 1959, 1994, 2012
Dec 2002–Jun 2003
7-Month
53.5°F
(11.9°C)
51.8°F
(11.0°C)
1.7°F
(0.9°C)
104th Coolest
Coolest since:
1917
24th Warmest
Warmest since:
2015
Ties: 1987
Nov 2002–Jun 2003
8-Month
53.3°F
(11.8°C)
51.5°F
(10.8°C)
1.8°F
(1.0°C)
107th Coolest
Coolest since:
1917
21st Warmest
Warmest since:
2015
Ties: 2004
Oct 2002–Jun 2003
9-Month
54.0°F
(12.2°C)
52.4°F
(11.3°C)
1.6°F
(0.9°C)
106th Coolest
Coolest since:
1917
22nd Warmest
Warmest since:
2015
Ties: 1978, 1984, 2002, 2006
Sep 2002–Jun 2003
10-Month
55.7°F
(13.2°C)
54.0°F
(12.2°C)
1.7°F
(1.0°C)
108th Coolest
Coolest since:
1917
20th Warmest
Warmest since:
2015
Ties: 1984, 2002, 2007
Aug 2002–Jun 2003
11-Month
57.4°F
(14.1°C)
55.8°F
(13.2°C)
1.6°F
(0.9°C)
107th Coolest
Coolest since:
1917
21st Warmest
Warmest since:
2015
Jul 2002–Jun 2003
12-Month
59.1°F
(15.1°C)
57.4°F
(14.1°C)
1.7°F
(1.0°C)
107th Coolest
Coolest since:
1917
21st Warmest
Warmest since:
2015
Ties: 2019
Jan 2002–Jun 2003
18-Month
57.6°F
(14.2°C)
56.0°F
(13.3°C)
1.6°F
(0.9°C)
115th Coolest
Coolest since:
1917
13th Warmest
Warmest since:
2015
Ties: 1940, 1959, 1987, 2002, 2007, 2009
Jul 2001–Jun 2003
24-Month
59.0°F
(15.0°C)
57.4°F
(14.1°C)
1.6°F
(0.9°C)
114th Coolest
Coolest since:
1913
13th Warmest
Warmest since:
2015
Ties: 1960, 1993, 2007
Jul 2000–Jun 2003
36-Month
58.7°F
(14.8°C)
57.4°F
(14.1°C)
1.3°F
(0.7°C)
109th Coolest
Coolest since:
1913, 1917
17th Warmest
Warmest since:
2016
Ties: 1961, 1994, 2008, 2013
Jul 1999–Jun 2003
48-Month
59.0°F
(15.0°C)
57.4°F
(14.1°C)
1.6°F
(0.9°C)
115th Coolest
Coolest since:
1913
10th Warmest
Warmest to Date
2016
Ties: 2004
Jul 1998–Jun 2003
60-Month
58.6°F
(14.8°C)
57.3°F
(14.1°C)
1.3°F
(0.7°C)
103rd Coolest
Coolest since:
1913, 1917
21st Warmest
Warmest since:
2018

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