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Insulation in Mercersburg: July highs average about 86°F; January lows average about 22°F; the typical home was built around 1965 (59% before 1980).

Weather and your home

In Franklin County, July highs average about 86°F and January lows about 22°F, with roughly 43 inches of rain a year. Long, cold winters put furnaces and pipes to the test.

Storms

Over the last 10 years the National Weather Service recorded damaging thunderstorm winds, hailstorms and flash floods in Franklin County, with hail up to 1.75 inches across. After a storm, a quick roof and gutter check catches damage before it turns into a leak.

Homes here

The typical home in Franklin County was built around 1965, about 61 years ago, and 59% were built before 1980. Homes that age often need updated wiring, plumbing and roofs.

Disaster history

Franklin County has had 12 federal disaster declarations in the last 25 years, most often for hurricanes; the latest was Covid-19 Pandemic (2020).

Services

Roof repair in Mercersburg · AC & heating repair in Mercersburg · Plumbing in Mercersburg · Electrical in Mercersburg · Gutters in Mercersburg · Pest control in Mercersburg · Lawn care in Mercersburg · Pool service in Mercersburg · Siding in Mercersburg · Windows & doors in Mercersburg · Solar in Mercersburg · Generators in Mercersburg · Insulation in Mercersburg · Remodeling in Mercersburg · Kitchen remodeling in Mercersburg · Bathroom remodeling in Mercersburg · Painting in Mercersburg · Flooring in Mercersburg · Drywall in Mercersburg · Concrete & pavers in Mercersburg · Fencing in Mercersburg · Decks in Mercersburg · Tree service in Mercersburg · Pressure washing in Mercersburg · House cleaning in Mercersburg · Junk removal in Mercersburg · Garage doors in Mercersburg · Appliance repair in Mercersburg · Water & mold restoration in Mercersburg · Foundation repair in Mercersburg · Handyman in Mercersburg

Questions

How do I know my home needs insulation?

Uneven rooms, high bills and an attic you can see the joists in are the signs; older homes often have far too little.

What gives the best return?

Attic insulation and air-sealing usually pay back fastest.

These are Franklin County figures — more about homes in Chambersburg.

Nearby

McConnellsburg · Greencastle · Chambersburg · Waynesboro · Mont Alto · Valley-Hi · Orrstown · Shade Gap