Monthly weather forecast in West Yellowstone

SundayMondayTuesdayWednesdayThursdayFridaySaturday
18 August, Sunday. day, 21°; night, 13°; clear19 August, Monday. day, 26°; night, 7°; light rain20 August, Tuesday. day, 27°; night, 6°; light rain21 August, Wednesday. day, 24°; night, 4°; partly cloudy22 August, Thursday. day, 27°; night, 10°; mostly clear23 August, Friday. day, 24°; night, 11°; mostly clear24 August, Saturday. day, 15°; night, 6°; light rain
25 August, Sunday. day, 14°; night, 4°; light rain26 August, Monday. day, 21°; night, 6°; partly cloudy27 August, Tuesday. day, 23°; night, 6°; clear28 August, Wednesday. day, 22°; night, 6°; partly cloudy29 August, Thursday. day, 24°; night, 9°; clear30 August, Friday. day, 24°; night, 10°; clear31 August, Saturday. day, 24°; night, 14°; mostly clear
1 September, Sunday. day, 27°; night, 14°; mostly clear2 September, Monday. day, 26°; night, 15°; clear3 September, Tuesday. day, 26°; night, 11°; clear4 September, Wednesday. day, 25°; night, 11°; clear5 September, Thursday. day, 23°; night, 10°; clear6 September, Friday. day, 23°; night, 11°; clear7 September, Saturday. day, 24°; night, 7°; clear
8 September, Sunday. day, 24°; night, 12°; clear9 September, Monday. day, 24°; night, 14°; clear10 September, Tuesday. day, 18°; night, 8°; rain11 September, Wednesday. day, 21°; night, 10°; mostly clear12 September, Thursday. day, 23°; night, 12°; clear13 September, Friday. day, 22°; night, 11°; clear14 September, Saturday. day, 22°; night, 12°; partly cloudy
15 September, Sunday. day, 18°; night, 10°; rain16 September, Monday. day, 16°; night, 7°; partly cloudy17 September, Tuesday. day, 18°; night, 6°; clearNext, the average data for 10 years18 September, Wednesday. day, 14°; night, 8°; partly cloudy19 September, Thursday. day, 14°; night, 7°; clear20 September, Friday. day, 14°; night, 8°; partly cloudy21 September, Saturday. day, 13°; night, 8°; rain

Average for 30 days

20 sunny days; 5 days with precipitation; 5 cloudy days;
air humidity 42%; 4 millimeters of precipitation (1% of annual average); Wind south-westerly 4.5 Meters per second