California River Basin May 1948 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
58.2
60.7
-2.5
22
108
1977
2001
1942
1947
bottom-third
1902,1964,1980
2
54.9
57.4
-2.5
14
116
1967
1992
1933
1947
bottom-third
3
51.4
54.5
-3.1
4
126
1917
1934
1917
1947
bottom-tenth
4
49.2
52.2
-3.0
2
128
1917
1934
1933
1947
bottom-tenth
1933
5
48.4
50.2
-1.8
10
120
1917
2015
1937
1947
bottom-tenth
1911,1929,1964
6
47.3
49.1
-1.8
11
118
1917
2015
1937
1947
bottom-tenth
7
47.1
49.1
-2.0
5
124
1917
2015
1933
1947
bottom-tenth
8
48.7
50.4
-1.7
6
123
1917
2015
1933
1947
bottom-tenth
1929,1955
9
51.1
52.4
-1.3
14
115
1917
2015
1942
1947
bottom-third
1898,1937,1942
10
53.2
54.6
-1.4
9
120
1917
2015
1942
1947
bottom-tenth
1921,1929,1942
11
54.9
56.4
-1.5
7
122
1917
2015
1933
1947
bottom-tenth
1933
12
56.0
57.4
-1.4
7
122
1917
2015
1921
1947
bottom-tenth
1921
18
54.3
54.6
-0.3
37
91
1917
2015
1945
1947
bottom-third
1897,1907,1914,1924,1938,1957,1975
24
56.8
57.4
-0.6
23
105
1913,1917
2015
1945
1947
bottom-third
1898,1902,1965
36
57.0
57.4
-0.4
31
96
1913,1917
2016
1946
1947
bottom-third
1901,1902,1944,1955,1956,1974
48
56.9
57.4
-0.5
26
100
1913
2016,2017,2018
1945
1947
bottom-third
1905,1906,1925,1955,1958
60
56.8
57.3
-0.5
21
104
1913,1917
2018
1925
1947
bottom-third
1902,1904,1905,1909