Monthly weather forecast in Boulder

SundayMondayTuesdayWednesdayThursdayFridaySaturday
5 January, Sunday. day, -1°; night, -4°; overcast6 January, Monday. day, -1°; night, -4°; partly cloudy7 January, Tuesday. day, -2°; night, -5°; overcast8 January, Wednesday. day, 0°; night, -4°; partly cloudy9 January, Thursday. day, 0°; night, -5°; partly cloudy10 January, Friday. day, -2°; night, -4°; clear11 January, Saturday. day, 5°; night, -5°; sleet
12 January, Sunday. day, 2°; night, -8°; partly cloudy13 January, Monday. day, 2°; night, -4°; mostly clear14 January, Tuesday. day, 5°; night, -2°; partly cloudy15 January, Wednesday. day, 10°; night, -1°; clear16 January, Thursday. day, 14°; night, 1°; clear17 January, Friday. day, 7°; night, -7°; snow18 January, Saturday. day, -8°; night, -18°; snow
19 January, Sunday. day, -14°; night, -20°; light snow20 January, Monday. day, -2°; night, -12°; mostly clear21 January, Tuesday. day, 2°; night, -7°; overcast22 January, Wednesday. day, 8°; night, -2°; partly cloudy23 January, Thursday. day, 10°; night, -22°; partly cloudy24 January, Friday. day, -12°; night, -19°; partly cloudy25 January, Saturday. day, -10°; night, -20°; clear
26 January, Sunday. day, -13°; night, -21°; light snow27 January, Monday. day, -12°; night, -18°; light snow28 January, Tuesday. day, -10°; night, -12°; light snow29 January, Wednesday. day, -10°; night, -15°; light snow30 January, Thursday. day, -6°; night, -9°; light snow31 January, Friday. day, -2°; night, -11°; light snow1 February, Saturday. day, -8°; night, -18°; partly cloudy
2 February, Sunday. day, -6°; night, -11°; light snow3 February, Monday. day, -6°; night, -15°; partly cloudy4 February, Tuesday. day, -3°; night, -11°; partly cloudy5 February, Wednesday. day, -1°; night, -10°; partly cloudy6 February, Thursday. day, -1°; night, -9°; partly cloudy7 February, Friday. day, -2°; night, -5°; partly cloudy8 February, Saturday. day, 0°; night, -3°; sleet

Average for 30 days

8 sunny days; 9 days with precipitation; 13 cloudy days;
air humidity 75%; 18 millimeters of precipitation (4% of annual average); Wind westerly 5 Meters per second