Williamstown, PA 9 December Weather

Altitude - 313m | 39°58′44″N,80°2′28″W | map (OSM)

Williamstown, PA

°F

3 pmCloudy7mphW

Tue, December 2, 20253:28 PM (GMT -05:00)

Climatic norm in Williamstown, PA Dec 9

24°
32°
41°

minimum
average
maximum

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

temperature °F	24°	23°	24°	27°	32°	35°	34°	33°
wind	4mph	4mph	4mph	6mph	9mph	10mph	8mph	8mph
pressure in	29.03	29.01	28.98	28.94	28.88	28.83	28.83	28.82

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

temperature °F	42°	47°	49°	50°	53°	55°	55°	53°
wind	5mph	5mph	7mph	9mph	11mph	10mph	7mph	4mph
pressure in	28.84	28.80	28.75	28.72	28.72	28.74	28.79	28.84

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

temperature °F	43°	45°	44°	50°	58°	61°	60°	59°
wind	4mph	4mph	5mph	6mph	9mph	7mph	6mph	8mph
pressure in	28.94	28.94	28.94	28.97	28.93	28.88	28.85	28.81

* Williamstown, 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 Williamstown, 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.