Monthly weather forecast in Seattle

SundayMondayTuesdayWednesdayThursdayFridaySaturday
8 September, Sunday. day, 22°; night, 17°; clear9 September, Monday. day, 22°; night, 17°; clear10 September, Tuesday. day, 25°; night, 18°; clear11 September, Wednesday. day, 18°; night, 14°; rain12 September, Thursday. day, 20°; night, 13°; partly cloudy13 September, Friday. day, 19°; night, 15°; light rain14 September, Saturday. day, 19°; night, 13°; light rain
15 September, Sunday. day, 18°; night, 12°; light rain16 September, Monday. day, 19°; night, 12°; light rain17 September, Tuesday. day, 17°; night, 13°; light rain18 September, Wednesday. day, 20°; night, 12°; light rain19 September, Thursday. day, 20°; night, 14°; partly cloudy20 September, Friday. day, 22°; night, 13°; partly cloudy21 September, Saturday. day, 23°; night, 14°; mostly clear
22 September, Sunday. day, 19°; night, 13°; partly cloudy23 September, Monday. day, 22°; night, 7°; mostly clear24 September, Tuesday. day, 13°; night, 12°; rain25 September, Wednesday. day, 13°; night, 8°; rain26 September, Thursday. day, 9°; night, 8°; rain27 September, Friday. day, 8°; night, 6°; rain28 September, Saturday. day, 8°; night, 6°; rain
29 September, Sunday. day, 8°; night, 5°; rain30 September, Monday. day, 7°; night, 8°; rain1 October, Tuesday. day, 10°; night, 6°; light rain2 October, Wednesday. day, 12°; night, 13°; rain3 October, Thursday. day, 17°; night, 11°; partly cloudy4 October, Friday. day, 19°; night, 11°; clear5 October, Saturday. day, 19°; night, 8°; partly cloudy
6 October, Sunday. day, 17°; night, 8°; clear7 October, Monday. day, 17°; night, 8°; clear8 October, Tuesday. day, 19°; night, 10°; mostly clear9 October, Wednesday. day, 19°; night, 9°; mostly clear10 October, Thursday. day, 18°; night, 13°; rainNext, the average data for 10 years11 October, Friday. day, 14°; night, 11°; partly cloudy12 October, Saturday. day, 15°; night, 11°; partly cloudy

Average for 30 days

8 sunny days; 16 days with precipitation; 6 cloudy days;
air humidity 81%; 27 millimeters of precipitation (4% of annual average); Wind south-westerly 4 Meters per second