Monthly weather forecast in San Francisco

30 daysJanFebMarAprMayJunJulAugSepOctNovDec
30 daysJanFebMarAprMayJunJulAugSepOctNovDec
SundayMondayTuesdayWednesdayThursdayFridaySaturday
1 September, Sunday. day, 18°; night, 15°; partly cloudy2 September, Monday. day, 19°; night, 15°; partly cloudy3 September, Tuesday. day, 25°; night, 17°; mostly clear4 September, Wednesday. day, 24°; night, 16°; partly cloudy5 September, Thursday. day, 21°; night, 15°; partly cloudy6 September, Friday. day, 19°; night, 16°; light rain7 September, Saturday. day, 19°; night, 15°; light rain
8 September, Sunday. day, 20°; night, 15°; partly cloudy9 September, Monday. day, 19°; night, 16°; overcast10 September, Tuesday. day, 21°; night, 14°; partly cloudy11 September, Wednesday. day, 20°; night, 14°; partly cloudy12 September, Thursday. day, 19°; night, 16°; partly cloudy13 September, Friday. day, 22°; night, 17°; clear14 September, Saturday. day, 22°; night, 17°; clear
15 September, Sunday. day, 21°; night, 16°; clear16 September, Monday. day, 20°; night, 15°; clear17 September, Tuesday. day, 18°; night, 14°; clear18 September, Wednesday. day, 17°; night, 13°; light rain19 September, Thursday. day, 18°; night, 14°; clear20 September, Friday. day, 18°; night, 14°; mostly clear21 September, Saturday. day, 18°; night, 15°; partly cloudy
22 September, Sunday. day, 18°; night, 15°; clear23 September, Monday. day, 20°; night, 16°; clear24 September, Tuesday. day, 21°; night, 16°; clear25 September, Wednesday. day, 21°; night, 17°; clear26 September, Thursday. day, 21°; night, 17°; clear27 September, Friday. day, 22°; night, 16°; clear28 September, Saturday. day, 19°; night, 15°; rain
29 September, Sunday. day, 17°; night, 13°; clear30 September, Monday. day, 17°; night, 13°; clearNext, the average data for 10 years1 October, Tuesday. day, 19°; night, 17°; clear2 October, Wednesday. day, 19°; night, 17°; clear3 October, Thursday. day, 19°; night, 16°; clear4 October, Friday. day, 18°; night, 16°; clear5 October, Saturday. day, 19°; night, 16°; clear

Average for 30 days

18 sunny days; 2 days with precipitation; 10 cloudy days;
air humidity 71%; 1 millimeters of precipitation (1% of annual average); Wind westerly 5.7 Meters per second; Water temperature +16°