United States · 1991–2020 normal
Mount Vernon in
December.
Typical December weather in Mount Vernon: 14°C by day, 2.6°C at night, 119 mm of rain over 7 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high14°C
Typical low2.6°C
Rain119 mm
Wet days7
Comfort score 29 this month (April leads the year at 80). Daylight is calculated as 9 h 58 from latitude 33.19°.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4713032
- NOAA station
- USC00416119 · MT VERNON
- Station distance
- 0.9 km from the place centre
- Coverage
- Strong coverage · 30 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.