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Weather and your home

In Sullivan County, July highs average about 86°F and January lows about 16°F, with roughly 39 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 Sullivan 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

Sullivan County has had 21 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 Green Castle · AC & heating repair in Green Castle · Plumbing in Green Castle · Electrical in Green Castle · Gutters in Green Castle · Pest control in Green Castle · Lawn care in Green Castle · Pool service in Green Castle · Siding in Green Castle · Windows & doors in Green Castle · Solar in Green Castle · Generators in Green Castle · Insulation in Green Castle · Remodeling in Green Castle · Kitchen remodeling in Green Castle · Bathroom remodeling in Green Castle · Painting in Green Castle · Flooring in Green Castle · Drywall in Green Castle · Concrete & pavers in Green Castle · Fencing in Green Castle · Decks in Green Castle · Tree service in Green Castle · Pressure washing in Green Castle · House cleaning in Green Castle · Junk removal in Green Castle · Garage doors in Green Castle · Appliance repair in Green Castle · Water & mold restoration in Green Castle · Foundation repair in Green Castle · Handyman in Green Castle

These are Sullivan County figures — more about homes in Milan.

Nearby

Green City · Novinger · Pollock · Milan · Worthington · Kirksville · Unionville · Greentop