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 December 2019. For more information, please see Climatological Rankings.


California River Basin

Average Temperature Rankings, April 1999

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
April 1999
1-Month
51.3°F
(10.7°C)
54.0°F
(12.2°C)
-2.7°F
(-1.5°C)
16th Coolest Coolest since: 1983 1967
110th Warmest Warmest since: 1998 1989
Ties: 1941
Mar–Apr 1999
2-Month
49.4°F
(9.7°C)
51.4°F
(10.8°C)
-2.0°F
(-1.1°C)
21st Coolest Coolest since: 1991 1967
105th Warmest Warmest since: 1998 1934
Ties: 1896, 1944, 1964, 1973
Feb–Apr 1999
3-Month
47.9°F
(8.8°C)
49.4°F
(9.7°C)
-1.5°F
(-0.9°C)
25th Coolest Coolest since: 1975 1922
101st Warmest Warmest since: 1998 2015
Ties: 1945
Jan–Apr 1999
4-Month
47.2°F
(8.4°C)
47.6°F
(8.7°C)
-0.4°F
(-0.3°C)
42nd Coolest Coolest since: 1982 1922
84th Warmest Warmest since: 1998 2015
Ties: 1918, 1946, 1963
Dec 1998–Apr 1999
5-Month
46.1°F
(7.8°C)
46.7°F
(8.2°C)
-0.6°F
(-0.4°C)
34th Coolest Coolest since: 1979 1917, 1949
91st Warmest Warmest since: 1998 2015
Ties: 1910, 1945
Nov 1998–Apr 1999
6-Month
46.6°F
(8.1°C)
47.2°F
(8.4°C)
-0.6°F
(-0.3°C)
30th Coolest Coolest since: 1983 1917
95th Warmest Warmest since: 1998 2015
Ties: 1909, 1911, 1921, 1971
Oct 1998–Apr 1999
7-Month
48.2°F
(9.0°C)
49.0°F
(9.4°C)
-0.8°F
(-0.4°C)
30th Coolest Coolest since: 1985 1917
95th Warmest Warmest since: 1998 2015
Ties: 1942, 1972, 1983
Sep 1998–Apr 1999
8-Month
50.8°F
(10.4°C)
51.4°F
(10.8°C)
-0.6°F
(-0.4°C)
31st Coolest Coolest since: 1983 1917
94th Warmest Warmest since: 1998 2015
Ties: 1896, 1915, 1972, 1974
Aug 1998–Apr 1999
9-Month
53.7°F
(12.1°C)
53.8°F
(12.1°C)
-0.1°F
(0.0°C)
46th Coolest Coolest since: 1985 1917
79th Warmest Warmest since: 1998 2015
Ties: 1904, 1924, 1950, 1957, 1966, 1967, 1985
Jul 1998–Apr 1999
10-Month
56.0°F
(13.3°C)
56.0°F
(13.3°C)
0.0°F
(0.0°C)
57th Coolest Coolest since: 1985 1917
68th Warmest Warmest since: 1998 2015
Ties: 1927, 1928, 1939, 1985
Jun 1998–Apr 1999
11-Month
56.8°F
(13.8°C)
57.1°F
(13.9°C)
-0.3°F
(-0.1°C)
41st Coolest Coolest since: 1983 1917
84th Warmest Warmest since: 1998 2015
Ties: 1902, 1923, 1956, 1967, 1972
May 1998–Apr 1999
12-Month
56.7°F
(13.7°C)
57.4°F
(14.1°C)
-0.7°F
(-0.4°C)
23rd Coolest Coolest since: 1983 1917
102nd Warmest Warmest since: 1998 2015
Ties: 1896, 1906, 1944, 1964, 1966
Nov 1997–Apr 1999
18-Month
53.5°F
(11.9°C)
53.9°F
(12.2°C)
-0.4°F
(-0.3°C)
28th Coolest Coolest since: 1976 1949
96th Warmest Warmest since: 1998 2015
Ties: 1955, 1966, 1975
May 1997–Apr 1999
24-Month
57.4°F
(14.1°C)
57.3°F
(14.1°C)
0.1°F
(0.0°C)
55th Coolest Coolest since: 1984 1913
69th Warmest Warmest since: 1998 2015
Ties: 1942, 1952, 1970, 1977, 1983, 1984
May 1996–Apr 1999
36-Month
58.1°F
(14.5°C)
57.4°F
(14.1°C)
0.7°F
(0.4°C)
88th Coolest Coolest since: 1991 1913, 1917
35th Warmest Warmest since: 1998 2016
Ties: 1987, 1991, 2012
May 1995–Apr 1999
48-Month
58.4°F
(14.7°C)
57.4°F
(14.1°C)
1.0°F
(0.6°C)
103rd Coolest Coolest since: 1995 1913
19th Warmest Warmest since: 1998 2018
Ties: 1962, 1989, 1995, 2011, 2012
May 1994–Apr 1999
60-Month
58.3°F
(14.6°C)
57.3°F
(14.1°C)
1.0°F
(0.5°C)
98th Coolest Coolest since: 1995 1913
23rd Warmest Warmest since: 1998 2018
Ties: 1989, 1990, 1994, 2012

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2020, retrieved on January 25, 2020 from https://www.ncdc.noaa.gov/cag/