Average daily temperatures in San Francisco, California, including the 9 year minima and maxima. Due to the possible presence of missing data c.f. the actual day counts involved in the calculations. Keep in mind that the "raw" daily data represent average day temperatures already. The minima and maxima regard thus the coolest and warmest days experienced over the past 9 years rather than the coldest and hotest temperatures reached during that period.
January | February | March | April | May | June | July | August | September | October | November | December | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 8 11 18 | 8 11 14 | 9 11 14 | 9 13 21 | 12 14 21 | 13 15 19 | 14 16 21 | 14 16 19 | 14 17 20 | 15 17 21 | 12 14 18 | 8 12 16 |
2 | 8 11 16 | 8 11 15 | 9 12 14 | 10 13 19 | 11 15 19 | 12 15 18 | 14 16 19 | 15 17 19 | 15 18 25 | 14 17 23 | 11 14 18 | 8 12 16 |
3 | 8 10 13 | 8 11 14 | 9 12 14 | 9 12 17 | 11 15 21 | 12 15 18 | 13 16 20 | 15 16 19 | 14 17 21 | 13 16 21 | 12 15 18 | 9 11 15 |
4 | 6 10 13 | 9 11 15 | 9 11 14 | 9 12 14 | 11 14 19 | 13 15 19 | 14 16 19 | 14 17 22 | 14 17 25 | 13 16 19 | 10 14 19 | 8 11 14 |
5 | 8 10 12 | 9 12 16 | 8 11 15 | 9 12 15 | 12 14 18 | 13 15 19 | 14 16 17 | 14 17 20 | 14 17 23 | 13 16 21 | 10 14 19 | 8 12 16 |
6 | 7 10 14 | 9 11 18 | 9 11 14 | 9 12 16 | 12 14 17 | 13 15 19 | 14 16 17 | 15 17 19 | 14 18 25 | 13 16 21 | 11 14 19 | 8 12 15 |
7 | 6 10 13 | 9 12 14 | 9 11 13 | 10 12 15 | 12 14 24 | 12 15 18 | 14 16 17 | 15 16 19 | 15 18 23 | 14 16 22 | 11 14 16 | 6 11 14 |
8 | 7 10 13 | 8 11 14 | 8 11 16 | 9 12 13 | 11 14 22 | 12 15 18 | 14 16 20 | 14 17 20 | 15 17 22 | 14 16 24 | 10 14 17 | 5 11 15 |
9 | 7 10 15 | 9 11 15 | 9 12 17 | 8 12 14 | 11 13 16 | 12 15 18 | 13 16 21 | 15 17 24 | 15 17 20 | 14 16 21 | 10 13 16 | 5 11 15 |
10 | 6 10 14 | 7 11 15 | 8 12 18 | 9 13 17 | 11 13 15 | 13 15 21 | 12 16 20 | 15 17 23 | 15 17 20 | 13 16 19 | 10 13 16 | 7 11 16 |
11 | 7 11 13 | 8 11 14 | 6 12 19 | 10 12 15 | 11 13 16 | 13 15 20 | 12 16 18 | 15 17 20 | 15 17 21 | 12 16 20 | 9 13 16 | 7 11 14 |
12 | 6 10 14 | 6 11 16 | 7 12 17 | 10 13 18 | 12 13 19 | 13 15 21 | 14 17 20 | 14 17 19 | 14 17 24 | 14 16 25 | 9 13 16 | 8 11 16 |
13 | 6 10 16 | 9 11 15 | 8 12 15 | 10 13 21 | 11 13 18 | 12 16 19 | 14 17 21 | 15 17 19 | 14 17 24 | 15 17 24 | 9 14 17 | 8 11 14 |
14 | 4 10 14 | 8 11 15 | 10 13 15 | 9 12 16 | 10 14 19 | 14 16 26 | 14 16 20 | 15 16 18 | 14 17 21 | 13 17 23 | 9 14 17 | 8 11 16 |
15 | 6 10 14 | 8 11 14 | 8 12 17 | 9 12 18 | 11 15 25 | 13 16 25 | 15 16 22 | 14 16 18 | 14 16 20 | 13 16 21 | 9 14 21 | 8 11 14 |
16 | 6 10 14 | 7 11 15 | 10 13 20 | 9 13 19 | 11 15 24 | 12 15 18 | 14 16 20 | 15 17 20 | 13 16 19 | 14 16 20 | 11 14 17 | 6 10 15 |
17 | 6 10 15 | 8 11 17 | 9 13 20 | 10 13 16 | 12 15 26 | 13 16 21 | 14 16 18 | 15 16 19 | 14 17 20 | 14 17 21 | 10 14 17 | 6 10 13 |
18 | 7 10 13 | 6 11 15 | 9 12 17 | 10 12 15 | 12 14 22 | 14 16 19 | 14 17 20 | 15 16 18 | 14 17 23 | 13 16 20 | 10 13 17 | 7 10 13 |
19 | 8 10 13 | 6 11 15 | 9 13 19 | 10 13 16 | 12 14 18 | 14 16 19 | 14 17 20 | 14 16 19 | 14 18 24 | 12 16 20 | 10 13 16 | 7 10 14 |
20 | 8 10 13 | 7 11 14 | 10 13 17 | 9 13 21 | 12 15 18 | 13 16 23 | 14 17 20 | 14 16 20 | 14 18 22 | 12 15 18 | 9 13 17 | 6 10 16 |
21 | 8 10 13 | 8 11 15 | 9 12 16 | 9 13 22 | 12 14 19 | 13 17 26 | 14 17 21 | 14 17 19 | 14 17 21 | 12 15 19 | 10 13 17 | 4 10 15 |
22 | 7 10 13 | 9 11 15 | 10 12 16 | 11 14 20 | 12 14 20 | 13 16 22 | 14 17 23 | 15 17 20 | 14 16 25 | 12 15 19 | 9 12 16 | 4 11 16 |
23 | 7 10 14 | 8 11 13 | 8 12 17 | 12 14 17 | 12 15 18 | 13 15 18 | 14 17 24 | 14 17 20 | 14 17 20 | 13 15 20 | 10 13 16 | 4 10 15 |
24 | 7 10 13 | 9 11 15 | 9 12 15 | 11 14 17 | 11 15 18 | 13 16 20 | 14 17 21 | 13 17 24 | 14 17 22 | 13 16 19 | 7 12 15 | 7 10 14 |
25 | 8 11 14 | 5 11 14 | 9 12 18 | 11 14 19 | 12 14 18 | 14 16 23 | 15 16 20 | 14 17 25 | 14 17 22 | 13 16 22 | 7 12 14 | 7 10 14 |
26 | 8 11 15 | 6 11 15 | 10 12 15 | 11 14 22 | 12 14 17 | 14 16 25 | 15 16 19 | 15 17 21 | 14 17 20 | 13 15 22 | 7 12 18 | 6 10 14 |
27 | 8 11 14 | 7 11 16 | 10 12 14 | 10 14 23 | 12 14 20 | 14 17 26 | 14 16 20 | 14 17 21 | 13 17 22 | 12 15 21 | 9 12 15 | 7 10 14 |
28 | 6 10 13 | 8 11 15 | 10 12 16 | 10 13 18 | 11 15 19 | 14 17 22 | 14 16 19 | 14 17 24 | 14 17 26 | 12 15 21 | 9 12 15 | 7 10 16 |
29 | 5 10 14 | 10 11 11 | 10 13 17 | 11 14 20 | 11 15 19 | 14 17 21 | 15 16 19 | 14 18 25 | 13 17 24 | 12 14 19 | 7 12 16 | 6 10 14 |
30 | 6 11 13 | 10 13 17 | 11 14 26 | 13 15 19 | 14 17 20 | 15 17 20 | 14 17 22 | 14 17 21 | 11 14 17 | 7 12 17 | 7 11 15 | |
31 | 7 10 13 | 9 13 18 | 12 15 25 | 14 17 23 | 14 17 20 | 11 14 17 | 8 11 17 |