San Francisco, California Weather Forecast

Local

San Francisco, CA, US

37.77493, -122.41942

Normals for September

	Temp ( °F °C )			Precip ( " mm )		Degree Days
	Min	Max	Avg	MTD	YTD	Heating	Cooling
1	56 13	70 21	63 17	0 undefined	14.49 undefined	3.5	1.1
2	56 13	70 21	63 17	0 undefined	14.49 undefined	3.5	1.1
3	56 13	70 21	63 17	0 undefined	14.49 undefined	3.4	1.1
4	56 13	70 21	63 17	0 undefined	14.49 undefined	3.4	1.1
5	56 13	70 21	63 17	0.01 undefined	14.5 undefined	3.4	1.1
6	56 13	70 21	63 17	0.01 undefined	14.5 undefined	3.4	1.1
7	56 13	70 21	63 17	0.01 undefined	14.5 undefined	3.4	1.1
8	56 13	70 21	63 17	0.01 undefined	14.5 undefined	3.3	1.1
9	56 13	70 21	63 17	0.01 undefined	14.5 undefined	3.3	1.1
10	56 13	70 21	63 17	0.01 undefined	14.5 undefined	3.2	1.1
11	56 13	70 21	63 17	0.02 undefined	14.51 undefined	3.2	1.1
12	56 13	70 21	63 17	0.02 undefined	14.51 undefined	3.2	1.1
13	56 13	70 21	63 17	0.02 undefined	14.51 undefined	3.2	1.1
14	56 13	70 21	63 17	0.02 undefined	14.51 undefined	3.1	1
15	56 13	70 21	63 17	0.03 undefined	14.52 undefined	3.1	1
16	56 13	70 21	63 17	0.03 undefined	14.52 undefined	3	1
17	56 13	70 21	63 17	0.03 undefined	14.52 undefined	3	1
18	56 13	70 21	63 17	0.03 undefined	14.52 undefined	3.1	1.1
19	56 13	70 21	63 17	0.04 undefined	14.53 undefined	3.1	1.1
20	56 13	70 21	63 17	0.04 undefined	14.53 undefined	3.1	1.1
21	56 13	71 21	63 17	0.05 undefined	14.54 undefined	3.1	1.2
22	56 13	71 21	63 17	0.05 undefined	14.54 undefined	3.2	1.2
23	56 13	71 21	63 17	0.05 undefined	14.54 undefined	3.2	1.2
24	56 13	71 21	63 17	0.06 undefined	14.55 undefined	3.2	1.2
25	56 13	71 21	63 17	0.06 undefined	14.55 undefined	3.2	1.3
26	56 13	71 21	63 17	0.07 undefined	14.56 undefined	3.2	1.3
27	56 13	71 21	63 17	0.08 undefined	14.57 undefined	3.2	1.3
28	56 13	71 21	63 17	0.08 undefined	14.57 undefined	3.2	1.3
29	55 13	71 21	63 17	0.09 undefined	14.58 undefined	3.3	1.3
30	55 13	71 21	63 17	0.1 undefined	14.59 undefined	3.3	1.4