Monthly weather forecast in Thunder Bay

SundayMondayTuesdayWednesdayThursdayFridaySaturday
15 September, Sunday. day, 15°; night, 10°; partly cloudy16 September, Monday. day, 15°; night, 12°; clear17 September, Tuesday. day, 13°; night, 12°; partly cloudy18 September, Wednesday. day, 15°; night, 10°; partly cloudy19 September, Thursday. day, 17°; night, 13°; clear20 September, Friday. day, 14°; night, 13°; rain21 September, Saturday. day, 21°; night, 13°; rain
22 September, Sunday. day, 17°; night, 7°; mostly clear23 September, Monday. day, 16°; night, 10°; partly cloudy24 September, Tuesday. day, 18°; night, 11°; partly cloudy25 September, Wednesday. day, 23°; night, 12°; mostly clear26 September, Thursday. day, 23°; night, 12°; clear27 September, Friday. day, 22°; night, 14°; clear28 September, Saturday. day, 21°; night, 13°; partly cloudy
29 September, Sunday. day, 23°; night, 13°; partly cloudy30 September, Monday. day, 20°; night, 12°; partly cloudy1 October, Tuesday. day, 20°; night, 14°; partly cloudy2 October, Wednesday. day, 18°; night, 11°; partly cloudy3 October, Thursday. day, 16°; night, 16°; partly cloudy4 October, Friday. day, 18°; night, 17°; partly cloudy5 October, Saturday. day, 16°; night, 14°; light rain
6 October, Sunday. day, 17°; night, 16°; partly cloudy7 October, Monday. day, 17°; night, 16°; partly cloudy8 October, Tuesday. day, 16°; night, 14°; partly cloudy9 October, Wednesday. day, 14°; night, 12°; partly cloudy10 October, Thursday. day, 13°; night, 12°; partly cloudy11 October, Friday. day, 12°; night, 12°; partly cloudy12 October, Saturday. day, 12°; night, 12°; partly cloudy
13 October, Sunday. day, 13°; night, 12°; partly cloudy14 October, Monday. day, 13°; night, 10°; partly cloudy15 October, Tuesday. day, 6°; night, 6°; rain16 October, Wednesday. day, 7°; night, 6°; partly cloudy17 October, Thursday. day, 9°; night, 8°; clear18 October, Friday. day, 10°; night, 8°; clear19 October, Saturday. day, 7°; night, 1°; partly cloudy

Average for 30 days

7 sunny days; 2 days with precipitation; 21 cloudy days;
air humidity 73%; 5 millimeters of precipitation (1% of annual average); Wind south-westerly 4.5 Meters per second; Water temperature +13°