Concrete & pavers in Sullivan, WI: we connect you with top-rated local concrete pros, checked by our team — their proposals come straight to your Homeshi account. Free for property owners.
Concrete & pavers in Sullivan: January lows average about 12°F; about 36 inches of rain fall a year.
In Jefferson County, July highs average about 82°F and January lows about 12°F, with roughly 36 inches of rain a year. Long, cold winters put furnaces and pipes to the test.
Over the last 10 years the National Weather Service recorded damaging thunderstorm winds, hailstorms and floods in Jefferson County, with hail up to 2.75 inches across. After a storm, a quick roof and gutter check catches damage before it turns into a leak.
Jefferson County has had 8 federal disaster declarations in the last 25 years, most often for severe storms; the latest was Severe Storms, Tornadoes, And Flooding (2026).
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25–30 years when sealed and drained well; freeze-thaw and poor drainage shorten it.
Pavers cost more but repair piece by piece; poured concrete is cheaper up front.
These are Jefferson County figures — more about homes in Watertown.
Dousman · Summit · Oconomowoc · Palmyra · Oconomowoc Lake · Johnson Creek · Lac La Belle · Jefferson