San Francisco, California May 1948 Average Temperature Rankings
1991-2020
Degrees Fahrenheit
1
56.0
59.8
-3.8
3
76
1964
1997
1948
1947
bottom-tenth
2
54.8
58.5
-3.7
1
78
1948
1992
1948
1947
lowest
3
53.5
57.4
-3.9
1
78
1948
1992
1948
1947
lowest
4
52.4
56.4
-4.0
1
77
1948
1992
1948
1946
lowest
5
52.3
55.4
-3.1
5
73
1949
1992,2014
1946
1948
bottom-tenth
6
51.7
54.7
-3.0
6
72
1949
2015
1948
1946
bottom-tenth
7
51.8
54.9
-3.1
3
75
1949
2015
1948
1946
bottom-tenth
8
53.0
55.9
-2.9
4
74
1949
2015
1948
1946
bottom-tenth
1999
9
54.1
56.9
-2.8
3
75
1949
2015
1948
1946
bottom-tenth
1950
10
55.1
57.7
-2.6
4
74
1949
2015
1948
1946
bottom-tenth
11
55.8
58.3
-2.5
4
73
1949
2015
1948
1946
bottom-tenth
12
56.4
58.6
-2.2
5
71
1949
2015
1948
1948
bottom-tenth
1952
18
-99
57.3
-99
-99
-99
1949,1950
2015
normal
24
-99
58.5
-99
-99
-99
1950
2016
normal
36
-99
58.5
-99
-99
-99
1950
2016
normal
48
-99
58.5
-99
-99
-99
1951,1952,1955,1956
2018
normal
60
-99
58.4
-99
-99
-99
1952,1953,1956
2018
normal