Mertztown, PA 21 October Weather

Altitude - 149m | 40°30′22″N,75°39′54″W | map (OSM)

Mertztown, PA

°F

12 pmFair8mphN

Thu, October 9, 202512:37 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	49°	47°	45°	49°	57°	61°	58°	52°
wind	3mph	3mph	3mph	4mph	7mph	7mph	6mph	3mph
pressure in	29.49	29.49	29.51	29.52	29.51	29.51	29.52	29.54

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

temperature °F	48°	45°	41°	49°	70°	79°	73°	61°
wind	1mph	1mph	1mph	2mph	4mph	5mph	5mph	2mph
pressure in	29.71	29.69	29.69	29.72	29.71	29.67	29.67	29.69

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

temperature °F	56°	55°	54°	55°	58°	59°	56°	53°
wind	2mph	2mph	5mph	9mph	13mph	16mph	15mph	13mph
pressure in	28.91	28.86	28.84	28.84	28.84	28.86	28.91	29.00

* Mertztown, 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 Mertztown, 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.