Average data for 10 years
1 October
Wednesday
+20°
+13°
2 October
Thursday
+19°
+13°
3 October
Friday
+19°
+13°
4 October
Saturday
+19°
+13°
5 October
Sunday
+20°
+13°
6 October
Monday
+20°
+13°
7 October
Tuesday
+19°
+13°
8 October
Wednesday
+19°
+13°
9 October
Thursday
+19°
+13°
10 October
Friday
+18°
+12°
11 October
Saturday
+18°
+12°
12 October
Sunday
+19°
+12°
13 October
Monday
+20°
+12°
14 October
Tuesday
+20°
+13°
15 October
Wednesday
+19°
+13°
16 October
Thursday
+19°
+13°
17 October
Friday
+19°
+13°
18 October
Saturday
+19°
+12°
19 October
Sunday
+18°
+12°
20 October
Monday
+18°
+12°
21 October
Tuesday
+18°
+12°
22 October
Wednesday
+18°
+12°
23 October
Thursday
+18°
+12°
24 October
Friday
+18°
+12°
25 October
Saturday
+18°
+12°
26 October
Sunday
+18°
+12°
27 October
Monday
+18°
+12°
28 October
Tuesday
+17°
+12°
29 October
Wednesday
+17°
+11°
30 October
Thursday
+16°
+11°
31 October
Friday
+17°
+11°
In October, the weather in South San Francisco is typically warm. Average daily high temperature in October is about 19 degrees above zero. On average, South San Francisco has 17 sunny, 9 partly cloudy, 3 rainy, and 2 cloudy days in October. The rains are usually moderate.