United States · 1991–2020 normal

Ashburn in
December.

Typical December weather in Ashburn: 16.3°C by day, 3.1°C at night, 96 mm of rain over 5.8 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high16.3°C
Typical low3.1°C
Rain96 mm
Wet days5.8

Comfort score 42 this month (October leads the year at 84). Daylight is calculated as 10 h 05 from latitude 31.71°.

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 4180316
NOAA station
USC00090406 · ASHBURN 3 ENE
Station distance
2.9 km from the place centre
Coverage
Good coverage · 18 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.