Keystone, PA 21 October Weather

Altitude - 668m | 39°48′22″N,78°59′10″W | map (OSM)

Keystone, PA

°F

11:30 amPartly Cloudy11mphS

Fri, October 10, 202512:18 PM (GMT -04:00)

Tuesday Oct 21 2025	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	47°	45°	42°	45°	54°	59°	57°	50°
wind	4mph	3mph	3mph	3mph	6mph	7mph	6mph	4mph
pressure in	27.79	27.79	27.79	27.80	27.81	27.81	27.81	27.80

Monday Oct 21 2024	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	47°	44°	44°	47°	63°	72°	66°	56°
wind	5mph	4mph	4mph	4mph	4mph	4mph	4mph	3mph
pressure in	27.94	27.93	27.94	27.96	28.00	27.98	27.97	27.96

Saturday Oct 21 2023	12 am	3 am	6 am	9 am	12 pm	3 pm	6 pm	9 pm

temperature °F	47°	47°	46°	46°	47°	47°	47°	44°
wind	8mph	10mph	12mph	13mph	17mph	20mph	16mph	13mph
pressure in	27.22	27.20	27.22	27.25	27.28	27.28	27.30	27.34

* Keystone, PA weather for October 21 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 Keystone, PA Weather for October 21, as well as compare air temperature with the climate norm for this date. Perhaps you will be interested - for comparison, the actual weather on October 21 for previous years is presented.