September weather forecast in Ottawa

SundayMondayTuesdayWednesdayThursdayFridaySaturday
1 September, Sunday. day, 23°; night, 17°; clear2 September, Monday. day, 22°; night, 17°; clear3 September, Tuesday. day, 22°; night, 16°; partly cloudy4 September, Wednesday. day, 20°; night, 17°; clear5 September, Thursday. day, 21°; night, 15°; partly cloudy6 September, Friday. day, 21°; night, 16°; clear7 September, Saturday. day, 20°; night, 16°; rain
8 September, Sunday. day, 20°; night, 15°; clear9 September, Monday. day, 19°; night, 14°; rain10 September, Tuesday. day, 20°; night, 15°; partly cloudy11 September, Wednesday. day, 18°; night, 14°; clear12 September, Thursday. day, 18°; night, 14°; rain13 September, Friday. day, 19°; night, 12°; rain14 September, Saturday. day, 18°; night, 14°; clear
15 September, Sunday. day, 15°; night, 13°; rain16 September, Monday. day, 17°; night, 10°; clear17 September, Tuesday. day, 18°; night, 12°; partly cloudy18 September, Wednesday. day, 18°; night, 12°; partly cloudy19 September, Thursday. day, 19°; night, 12°; clear20 September, Friday. day, 19°; night, 14°; clear21 September, Saturday. day, 18°; night, 14°; clear
22 September, Sunday. day, 18°; night, 13°; partly cloudy23 September, Monday. day, 18°; night, 12°; clear24 September, Tuesday. day, 18°; night, 13°; clear25 September, Wednesday. day, 18°; night, 13°; clear26 September, Thursday. day, 20°; night, 14°; rain27 September, Friday. day, 18°; night, 14°; rain28 September, Saturday. day, 17°; night, 14°; partly cloudy
29 September, Sunday. day, 14°; night, 10°; rain30 September, Monday. day, 14°; night, 10°; clear1 October, Tuesday. day, 14°; night, 10°; overcast2 October, Wednesday. day, 14°; night, 10°; overcast3 October, Thursday. day, 15°; night, 11°; overcast4 October, Friday. day, 14°; night, 11°; partly cloudy5 October, Saturday. day, 13°; night, 10°; rain

Ottawa September

15 sunny days; 8 days with precipitation; 7 cloudy days;
air humidity 70%; 82 millimeters of precipitation (8% of annual average); Wind westerly 3.5 Meters per second