Climate at a Glance

Regional Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of July 2020. For more information, please see Climatological Rankings.


California River Basin

Average Temperature Rankings, May 1998

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
May 1998
1-Month
54.9°F
(12.7°C)
60.7°F
(15.9°C)
-5.8°F
(-3.2°C)
2nd Coolest Coolest since: 1977 1977
125th Warmest Warmest since: 1997 2001
Apr–May 1998
2-Month
53.2°F
(11.8°C)
57.3°F
(14.1°C)
-4.1°F
(-2.3°C)
2nd Coolest Coolest since: 1967 1967
125th Warmest Warmest since: 1997 1992
Mar–May 1998
3-Month
51.9°F
(11.1°C)
54.5°F
(12.5°C)
-2.6°F
(-1.4°C)
7th Coolest Coolest since: 1991 1917
120th Warmest Warmest since: 1997 1934
Feb–May 1998
4-Month
49.8°F
(9.9°C)
52.2°F
(11.2°C)
-2.4°F
(-1.3°C)
7th Coolest Coolest since: 1975 1917
120th Warmest Warmest since: 1997 1934
Ties: 1911, 1955
Jan–May 1998
5-Month
48.9°F
(9.4°C)
50.2°F
(10.1°C)
-1.3°F
(-0.7°C)
19th Coolest Coolest since: 1975 1917
108th Warmest Warmest since: 1997 2015
Dec 1997–May 1998
6-Month
47.8°F
(8.8°C)
49.0°F
(9.4°C)
-1.2°F
(-0.6°C)
17th Coolest Coolest since: 1975 1917
109th Warmest Warmest since: 1997 2015
Ties: 1915
Nov 1997–May 1998
7-Month
48.4°F
(9.1°C)
49.2°F
(9.6°C)
-0.8°F
(-0.5°C)
33rd Coolest Coolest since: 1991 1917
93rd Warmest Warmest since: 1997 2015
Ties: 1942, 1967, 1991
Oct 1997–May 1998
8-Month
49.7°F
(9.8°C)
50.4°F
(10.2°C)
-0.7°F
(-0.4°C)
28th Coolest Coolest since: 1985 1917
98th Warmest Warmest since: 1997 2015
Ties: 1906, 1915, 1944, 1969, 1985, 1999
Sep 1997–May 1998
9-Month
52.0°F
(11.1°C)
52.4°F
(11.3°C)
-0.4°F
(-0.2°C)
39th Coolest Coolest since: 1983 1917
87th Warmest Warmest since: 1997 2015
Ties: 1910, 1916, 1945, 1967, 1972, 1974
Aug 1997–May 1998
10-Month
54.3°F
(12.4°C)
54.5°F
(12.5°C)
-0.2°F
(-0.1°C)
45th Coolest Coolest since: 1983 1917
81st Warmest Warmest since: 1997 2015
Ties: 1907, 1916
Jul 1997–May 1998
11-Month
56.1°F
(13.4°C)
56.4°F
(13.6°C)
-0.3°F
(-0.2°C)
44th Coolest Coolest since: 1983 1917
82nd Warmest Warmest since: 1997 2015
Ties: 1904, 1967, 1974, 1977
Jun 1997–May 1998
12-Month
57.1°F
(13.9°C)
57.3°F
(14.1°C)
-0.2°F
(-0.2°C)
40th Coolest Coolest since: 1983 1917
86th Warmest Warmest since: 1997 2015
Ties: 1907, 1923, 1924, 1925, 1956, 1957, 1966, 1967, 1999
Dec 1996–May 1998
18-Month
55.5°F
(13.1°C)
54.5°F
(12.5°C)
1.0°F
(0.6°C)
91st Coolest Coolest since: 1995 1917
34th Warmest Warmest since: 1997 2015
Jun 1996–May 1998
24-Month
58.5°F
(14.7°C)
57.4°F
(14.1°C)
1.1°F
(0.6°C)
100th Coolest Coolest since: 1995 1913, 1917
25th Warmest Warmest since: 1997 2015
Jun 1995–May 1998
36-Month
58.9°F
(14.9°C)
57.4°F
(14.1°C)
1.5°F
(0.8°C)
112th Coolest Coolest since: 1996 1913, 1917
12th Warmest Warmest since: 1997 2016
Jun 1994–May 1998
48-Month
58.6°F
(14.8°C)
57.4°F
(14.1°C)
1.2°F
(0.7°C)
107th Coolest Coolest since: 1996 1913
16th Warmest Warmest since: 1997 2016, 2017, 2018
Jun 1993–May 1998
60-Month
58.5°F
(14.7°C)
57.4°F
(14.1°C)
1.1°F
(0.6°C)
103rd Coolest Coolest since: 1995 1913, 1917
19th Warmest Warmest since: 1997 2018
Ties: 2003, 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published August 2020, retrieved on August 14, 2020 from https://www.ncdc.noaa.gov/cag/