September weather forecast in South San Francisco

30 daysJanFebMarAprMayJunJulAugSepOctNovDec
30 daysJanFebMarAprMayJunJulAugSepOctNovDec
SundayMondayTuesdayWednesdayThursdayFridaySaturday
31 August, Sunday. day, 20°; night, 13°; clear1 September, Monday. day, 20°; night, 13°; clear2 September, Tuesday. day, 20°; night, 14°; clear3 September, Wednesday. day, 20°; night, 13°; partly cloudy4 September, Thursday. day, 19°; night, 13°; clear5 September, Friday. day, 20°; night, 13°; clear6 September, Saturday. day, 20°; night, 13°; clear
7 September, Sunday. day, 20°; night, 13°; clear8 September, Monday. day, 20°; night, 13°; clear9 September, Tuesday. day, 19°; night, 13°; partly cloudy10 September, Wednesday. day, 19°; night, 13°; partly cloudy11 September, Thursday. day, 20°; night, 13°; clear12 September, Friday. day, 19°; night, 13°; partly cloudy13 September, Saturday. day, 19°; night, 13°; overcast
14 September, Sunday. day, 18°; night, 13°; partly cloudy15 September, Monday. day, 18°; night, 13°; partly cloudy16 September, Tuesday. day, 18°; night, 13°; partly cloudy17 September, Wednesday. day, 19°; night, 13°; partly cloudy18 September, Thursday. day, 19°; night, 14°; rain19 September, Friday. day, 20°; night, 13°; clear20 September, Saturday. day, 20°; night, 13°; clear
21 September, Sunday. day, 20°; night, 13°; clear22 September, Monday. day, 19°; night, 13°; clear23 September, Tuesday. day, 20°; night, 13°; clear24 September, Wednesday. day, 20°; night, 13°; clear25 September, Thursday. day, 20°; night, 13°; clear26 September, Friday. day, 20°; night, 13°; clear27 September, Saturday. day, 20°; night, 13°; clear
28 September, Sunday. day, 20°; night, 13°; partly cloudy29 September, Monday. day, 19°; night, 13°; partly cloudy30 September, Tuesday. day, 19°; night, 13°; partly cloudy1 October, Wednesday. day, 20°; night, 13°; clear2 October, Thursday. day, 19°; night, 13°; clear3 October, Friday. day, 19°; night, 13°; clear4 October, Saturday. day, 19°; night, 13°; clear

South San Francisco September

17 sunny days; 1 day with precipitation; 1 cloudy day;
air humidity 80%; 4 millimeters of precipitation (1% of annual average); Wind westerly 3.2 Meters per second; Water temperature +17°