Mount Vernon, PA 9 December Weather

Altitude - 360m | 40°17′31″N,79°48′40″W | map (OSM)

Mount Vernon, PA

°F

3:30 amCloudy5mphSW

Wed, December 3, 20254:20 AM (GMT -05:00)

Tuesday Dec 9 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	22°	22°	22°	25°	30°	32°	32°	32°
wind	5mph	5mph	6mph	8mph	11mph	11mph	10mph	10mph
pressure in	28.86	28.82	28.79	28.74	28.65	28.60	28.59	28.60

Monday Dec 9 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	42°	44°	48°	49°	52°	54°	53°	51°
wind	7mph	6mph	8mph	10mph	13mph	11mph	7mph	6mph
pressure in	28.68	28.63	28.57	28.55	28.55	28.56	28.62	28.67

Saturday Dec 9 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	48°	48°	49°	51°	56°	57°	58°	58°
wind	6mph	6mph	7mph	9mph	10mph	8mph	7mph	9mph
pressure in	28.77	28.77	28.78	28.79	28.76	28.71	28.69	28.64

* Mount Vernon, PA weather for December 9 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 Mount Vernon, PA Weather for December 9, 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 9 for previous years is presented.