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Insulation in Speedway: July highs average about 84°F; January lows average about 20°F.

Weather and your home

In Marion County, July highs average about 84°F and January lows about 20°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 floods in Marion County, with hail up to 2 inches across. After a storm, a quick roof and gutter check catches damage before it turns into a leak.

Disaster history

Marion County has had 16 federal disaster declarations in the last 25 years, most often for severe storms; the latest was Severe Storms, Straight-Line Winds, Tornadoes, And Flooding (2026).

Services

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

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 Marion County figures — more about homes in Lawrence.

Nearby

Wynnedale · Spring Hill · Clermont · Rocky Ripple · Crows Nest · North Crows Nest · Brownsburg · Meridian Hills