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 August 2021. For more information, please see Climatological Rankings.


California River Basin

Average Temperature Rankings, April 1978

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
April 1978
1-Month
51.5°F
(10.8°C)
54.0°F
(12.2°C)
-2.5°F
(-1.4°C)
19th Coolest Coolest since: 1976 1967
109th Warmest Warmest since: 1977 1989
Ties: 1901, 1948
Mar–Apr 1978
2-Month
52.0°F
(11.1°C)
51.3°F
(10.7°C)
0.7°F
(0.4°C)
76th Coolest Coolest since: 1977 1967
52nd Warmest Warmest since: 1972 1934
Ties: 1900, 2005
Feb–Apr 1978
3-Month
50.2°F
(10.1°C)
49.4°F
(9.7°C)
0.8°F
(0.4°C)
77th Coolest Coolest since: 1977 1922
51st Warmest Warmest since: 1977 2015
Ties: 1960, 1977, 1980, 2008
Jan–Apr 1978
4-Month
49.0°F
(9.4°C)
47.6°F
(8.7°C)
1.4°F
(0.7°C)
95th Coolest Coolest since: 1977 1922
33rd Warmest Warmest since: 1968 2015
Ties: 1943, 1968
Dec 1977–Apr 1978
5-Month
48.7°F
(9.3°C)
46.7°F
(8.2°C)
2.0°F
(1.1°C)
110th Coolest Coolest since: 1977 1917, 1949
17th Warmest Warmest since: 1959 2015
Ties: 2020
Nov 1977–Apr 1978
6-Month
49.1°F
(9.5°C)
47.2°F
(8.4°C)
1.9°F
(1.1°C)
110th Coolest Coolest since: 1977 1917
17th Warmest Warmest since: 1959 2015
Ties: 2017
Oct 1977–Apr 1978
7-Month
50.8°F
(10.4°C)
48.9°F
(9.4°C)
1.9°F
(1.0°C)
111th Coolest Coolest since: 1977 1917
16th Warmest Warmest since: 1959 2015
Ties: 1930, 2020
Sep 1977–Apr 1978
8-Month
53.0°F
(11.7°C)
51.4°F
(10.8°C)
1.6°F
(0.9°C)
109th Coolest Coolest since: 1977 1917
18th Warmest Warmest since: 1959 2015
Ties: 1980, 2002, 2003, 2020
Aug 1977–Apr 1978
9-Month
55.4°F
(13.0°C)
53.9°F
(12.2°C)
1.5°F
(0.8°C)
105th Coolest Coolest since: 1977 1917
22nd Warmest Warmest since: 1968 2015
Jul 1977–Apr 1978
10-Month
57.4°F
(14.1°C)
56.0°F
(13.3°C)
1.4°F
(0.8°C)
104th Coolest Coolest since: 1977 1917
23rd Warmest Warmest since: 1968 2015
Ties: 1989, 2002
Jun 1977–Apr 1978
11-Month
58.6°F
(14.8°C)
57.0°F
(13.9°C)
1.6°F
(0.9°C)
105th Coolest Coolest since: 1977 1917
22nd Warmest Warmest since: 1959 2015
May 1977–Apr 1978
12-Month
58.3°F
(14.6°C)
57.4°F
(14.1°C)
0.9°F
(0.5°C)
95th Coolest Coolest since: 1977 1917
32nd Warmest Warmest since: 1968 2015
Ties: 1905, 1981, 2005, 2008
Nov 1976–Apr 1978
18-Month
54.9°F
(12.7°C)
53.9°F
(12.2°C)
1.0°F
(0.5°C)
93rd Coolest Coolest since: 1977 1949
33rd Warmest Warmest since: 1961 2015
Ties: 1927, 1961, 1992
May 1976–Apr 1978
24-Month
58.0°F
(14.4°C)
57.3°F
(14.1°C)
0.7°F
(0.3°C)
86th Coolest Coolest since: 1977 1913
40th Warmest Warmest since: 1968 2015
Ties: 1968, 1985, 1995
May 1975–Apr 1978
36-Month
57.7°F
(14.3°C)
57.4°F
(14.1°C)
0.3°F
(0.2°C)
75th Coolest Coolest since: 1977 1913, 1917
50th Warmest Warmest since: 1970 2016
Ties: 1927, 1963, 1983
May 1974–Apr 1978
48-Month
57.5°F
(14.2°C)
57.3°F
(14.1°C)
0.2°F
(0.1°C)
58th Coolest Coolest since: 1977 1913
66th Warmest Warmest since: 1971 2018
Ties: 1930, 1934, 1953, 1954, 1968, 1979
May 1973–Apr 1978
60-Month
57.5°F
(14.2°C)
57.3°F
(14.1°C)
0.2°F
(0.1°C)
59th Coolest Coolest since: 1977 1913
64th Warmest Warmest since: 1972 2018
Ties: 1931, 1970, 1972

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published September 2021, retrieved on September 23, 2021 from https://www.ncdc.noaa.gov/cag/