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Insulation in Whitefish: July highs average about 76°F; January lows average about 17°F.

Weather and your home

In Flathead County, July highs average about 76°F and January lows about 17°F, with roughly 36 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 hailstorms, damaging thunderstorm winds and floods in Flathead County, with hail up to 2.5 inches across. After a storm, a quick roof and gutter check catches damage before it turns into a leak.

Disaster history

Flathead County has had 9 federal disaster declarations in the last 25 years, most often for wildfires; the latest was Severe Winter Storm And Straight-Line Winds (2026).

Services

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

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 Flathead County figures — more about homes in Kalispell.

Nearby

Columbia Falls · Kalispell · Eureka · Rexford · Polson · Libby · Hot Springs · Ronan