Monthly weather forecast in Ashburn
| Sunday | Monday | Tuesday | Wednesday | Thursday | Friday | Saturday |
|---|---|---|---|---|---|---|
| 3 December, Sunday. day, 9°; night, 5°; partly cloudy | 4 December, Monday. day, 10°; night, 6°; rain | 5 December, Tuesday. day, 8°; night, 7°; rain | 6 December, Wednesday. day, 6°; night, 0°; partly cloudy | 7 December, Thursday. day, 9°; night, -1°; partly cloudy | 8 December, Friday. day, 14°; night, 0°; clear | 9 December, Saturday. day, 13°; night, 8°; mostly clear |
| 10 December, Sunday. day, 16°; night, 3°; heavy rain | 11 December, Monday. day, 8°; night, -2°; clear | 12 December, Tuesday. day, 10°; night, 1°; clear | 13 December, Wednesday. day, 10°; night, 1°; partly cloudy | 14 December, Thursday. day, 8°; night, -2°; partly cloudy | 15 December, Friday. day, 9°; night, 1°; clear | 16 December, Saturday. day, 7°; night, 0°; overcast |
| 17 December, Sunday. day, 7°; night, 0°; overcast | 18 December, Monday. day, 5°; night, 6°; overcast | 19 December, Tuesday. day, 13°; night, 14°; overcast | 20 December, Wednesday. day, 11°; night, 2°; partly cloudy | 21 December, Thursday. day, 5°; night, -1°; partly cloudy | 22 December, Friday. day, 8°; night, 0°; mostly clear | 23 December, Saturday. day, 6°; night, 7°; partly cloudy |
| 24 December, Sunday. day, 4°; night, 3°; overcast | 25 December, Monday. day, 3°; night, -2°; partly cloudy | 26 December, Tuesday. day, -2°; night, -5°; partly cloudy | 27 December, Wednesday. day, -5°; night, -7°; partly cloudy | 28 December, Thursday. day, -6°; night, -9°; partly cloudy | 29 December, Friday. day, -5°; night, -8°; partly cloudy | 30 December, Saturday. day, -6°; night, -7°; partly cloudy |
| 31 December, Sunday. day, -4°; night, -9°; overcast | 1 January, Monday. day, -1°; night, -6°; clear | 2 January, Tuesday. day, 3°; night, -4°; partly cloudy | 3 January, Wednesday. day, 2°; night, -3°; partly cloudy | 4 January, Thursday. day, 2°; night, -3°; mostly clear | Next, the average data for 10 years5 January, Friday. day, 3°; night, -1°; clear | 6 January, Saturday. day, 4°; night, 0°; partly cloudy |
Average for 30 days
8 sunny days; 1 day with precipitation; 21 cloudy days;
air humidity 75%; 15 millimeters of precipitation (2% of annual average); Wind north-westerly 5 Meters per second