Thornhill, VA 18 December Weather

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

Thornhill, VA

°F

8 amCloudy5mphN

Sun, December 14, 20258:56 AM (GMT -05:00)

Thursday Dec 18 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	37°	34°	33°	37°	48°	51°	48°	49°
wind	2mph	1mph	1mph	2mph	6mph	7mph	6mph	9mph
pressure in	29.81	29.81	29.83	29.83	29.76	29.66	29.59	29.48

Wednesday Dec 18 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	42°	37°	34°	41°	48°	51°	50°	49°
wind	0mph	0mph	0mph	0mph	1mph	3mph	4mph	4mph
pressure in	29.90	29.90	29.87	29.87	29.78	29.65	29.62	29.67

Monday Dec 18 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	49°	48°	50°	48°	52°	52°	42°	36°
wind	12mph	10mph	10mph	9mph	13mph	13mph	8mph	8mph
pressure in	29.03	28.96	28.95	29.02	29.09	29.16	29.28	29.38

* Thornhill, VA weather for December 18 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 18, 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 18 for previous years is presented.