Nacimiento and San Antonio Lake Information
Weather Station
Average Temperature ( F)
Minimum Period of Record: 30 years
Jan
63 F
34 F
48 F
3.32 in.
86 F (1976)
10 F (1960)
Feb
65 F
36 F
50 F
3.45 in.
86 F (1971)
17 F (1989)
Mar
67 F
38 F
52 F
3.47 in.
93 F (1966)
21 F (1994)
Apr
73 F
39 F
56 F
1.09 in.
100 F (1989)
24 F (1953)
May
80 F
43 F
61 F
0.48 in.
104 F (1951)
26 F (1993)
Jun
88 F
47 F
68 F
0.08 in.
112 F (1961)
16 F (1976)
Jul
94 F
51 F
0.04 in.
116 F (1972)
35 F (1966)
Aug
72 F
0.09 in.
115 F (1998)
37 F (1984)
Sep
90 F
69 F
0.32 in.
114 F (1950)
33 F (1948)
Oct
82 F
62 F
0.90 in.
116 F (1980)
25 F (1971)
Nov
70 F
37 F
53 F
1.72 in.
94 F (1966)
15 F (1976)
Dec
32 F
2.39 in.
90 F (1958)
10 F (1990)
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