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, June 1998

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
June 1998
1-Month
65.3°F
(18.5°C)
68.3°F
(20.2°C)
-3.0°F
(-1.7°C)
9th Coolest
Coolest since:
1923
120th Warmest
Warmest since:
2021
May–Jun 1998
2-Month
60.1°F
(15.6°C)
64.5°F
(18.1°C)
-4.4°F
(-2.5°C)
2nd Coolest
Coolest since:
1953
127th Warmest
Warmest since:
2001
Apr–Jun 1998
3-Month
57.3°F
(14.1°C)
61.0°F
(16.1°C)
-3.7°F
(-2.0°C)
1st Coolest
Coolest since:
1967, 1998
128th Warmest
Warmest since:
2021
Ties: 1967
Mar–Jun 1998
4-Month
55.3°F
(12.9°C)
58.0°F
(14.4°C)
-2.7°F
(-1.5°C)
4th Coolest
Coolest since:
1917
125th Warmest
Warmest since:
2015
Feb–Jun 1998
5-Month
52.9°F
(11.6°C)
55.4°F
(13.0°C)
-2.5°F
(-1.4°C)
4th Coolest
Coolest since:
1917
125th Warmest
Warmest since:
2015
Jan–Jun 1998
6-Month
51.6°F
(10.9°C)
53.2°F
(11.8°C)
-1.6°F
(-0.9°C)
14th Coolest
Coolest since:
1917
115th Warmest
Warmest since:
2015
Ties: 1929, 1948
Dec 1997–Jun 1998
7-Month
50.3°F
(10.2°C)
51.8°F
(11.0°C)
-1.5°F
(-0.8°C)
15th Coolest
Coolest since:
1917
113th Warmest
Warmest since:
2015
Ties: 1912
Nov 1997–Jun 1998
8-Month
50.5°F
(10.3°C)
51.5°F
(10.8°C)
-1.0°F
(-0.5°C)
20th Coolest
Coolest since:
1917
108th Warmest
Warmest since:
2015
Ties: 1911, 1962, 1971
Oct 1997–Jun 1998
9-Month
51.4°F
(10.8°C)
52.4°F
(11.3°C)
-1.0°F
(-0.5°C)
22nd Coolest
Coolest since:
1917
106th Warmest
Warmest since:
2015
Ties: 1909, 1942, 1973
Sep 1997–Jun 1998
10-Month
53.4°F
(11.9°C)
54.0°F
(12.2°C)
-0.6°F
(-0.3°C)
35th Coolest
Coolest since:
1917
93rd Warmest
Warmest since:
2015
Ties: 1907, 1967
Aug 1997–Jun 1998
11-Month
55.3°F
(12.9°C)
55.8°F
(13.2°C)
-0.5°F
(-0.3°C)
34th Coolest
Coolest since:
1917
94th Warmest
Warmest since:
2015
Ties: 1896, 1897, 1899, 1907, 1910, 1945, 1979
Jul 1997–Jun 1998
12-Month
56.9°F
(13.8°C)
57.4°F
(14.1°C)
-0.5°F
(-0.3°C)
38th Coolest
Coolest since:
1917
90th Warmest
Warmest since:
2015
Ties: 1916, 1967
Jan 1997–Jun 1998
18-Month
56.6°F
(13.7°C)
56.0°F
(13.3°C)
0.6°F
(0.4°C)
81st Coolest
Coolest since:
1917
47th Warmest
Warmest since:
2015
Ties: 1995
Jul 1996–Jun 1998
24-Month
58.3°F
(14.6°C)
57.4°F
(14.1°C)
0.9°F
(0.5°C)
92nd Coolest
Coolest since:
1913
35th Warmest
Warmest since:
2015
Ties: 1961, 1987
Jul 1995–Jun 1998
36-Month
58.9°F
(14.9°C)
57.4°F
(14.1°C)
1.5°F
(0.8°C)
114th Coolest
Coolest since:
1913, 1917
12th Warmest
Warmest since:
2016
Ties: 2002, 2005, 2006, 2009
Jul 1994–Jun 1998
48-Month
58.5°F
(14.7°C)
57.4°F
(14.1°C)
1.1°F
(0.6°C)
107th Coolest
Coolest since:
1913
18th Warmest
Warmest since:
2016
Ties: 1992, 1999, 2002, 2008, 2013
Jul 1993–Jun 1998
60-Month
58.4°F
(14.7°C)
57.3°F
(14.1°C)
1.1°F
(0.6°C)
102nd Coolest
Coolest since:
1913, 1917
22nd Warmest
Warmest since:
2018
Ties: 1992, 1993, 2011

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