Hora en San Francisco
20:00:37
Amanecer: 06:15:04 
Atardecer: 19:58:4611:00:37
06:00:37
00:00:37
08:30:37
21:00:37
11:00:37
08:00:37
11:00:37
11:00:37
08:30:37
06:00:37
11:00:37
09:00:37
12:00:37
00:00:37
Diferencia horaria entre San Francisco y las principales ciudades
20:00:37
+3
23:00:37
+7
+4
+4
+4
+3
+3
+3
+2
+2
+1
+0