Thornhill, VA 20 December Weather

Altitude - 106m | 38°9′14″N,77°58′5″W | map (OSM)

Thornhill, VA

°F

4:30 pmPartly Cloudy13mphNW

Sun, December 14, 20255:05 PM (GMT -05:00)

Saturday Dec 20 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	25°	23°	21°	27°	36°	39°	35°	35°
wind	2mph	2mph	1mph	3mph	5mph	6mph	5mph	7mph
pressure in	29.91	29.93	29.95	29.98	29.92	29.87	29.84	29.81

Friday Dec 20 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	32°	33°	34°	35°	40°	43°	38°	34°
wind	0mph	1mph	1mph	1mph	1mph	2mph	2mph	2mph
pressure in	29.79	29.73	29.71	29.67	29.58	29.51	29.55	29.60

Wednesday Dec 20 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	24°	22°	19°	29°	42°	46°	36°	29°
wind	1mph	0mph	0mph	1mph	2mph	1mph	1mph	1mph
pressure in	30.05	30.05	30.06	30.10	30.08	30.03	30.04	30.05

* Thornhill, VA weather for December 20 is prepared on the basis of GFS data and is intended for personal use in the "as is" (as is) format. You can see on this page Thornhill, VA Weather for December 20, as well as compare air temperature with the climate norm for this date. Perhaps you will be interested - for comparison, the actual weather on December 20 for previous years is presented.