Mercersburg is a borough in Franklin County, Pennsylvania, United States. It is located in the Cumberland Valley, a large valley between the Appalachian and Allegheny Mountains. The climate in Mercersburg is humid continental, with cold, snowy winters and hot, humid summers. The average temperature year-round is 46°F (8°C). In the winter, temperatures average around 33°F (1°C) during the day and 21°F (-6°C) at night. In the summer, the average temperature is around 73°F (23°C) during the day and 56°F (13°C) at night. Precipitation is moderate throughout the year, averaging around 37 inches (93 cm).
A - Mercersburg's Latitude is 39.827869 & Longitude is -77.903328.
A - Weather in Mercersburg is 13° today.
A - Climate Conditions in Mercersburg shows overcast clouds today.
A - Humidity in Mercersburg is 85% today.
A - Wind speed in Mercersburg is 7.06 km/h, flowing at 194° wind direction. today.
