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Generators in St. John: St. Louis County has seen hailstorms and damaging thunderstorm winds in the last 10 years, with hail up to 2.5 inches.

Weather and your home

In St. Louis County, July highs average about 88°F and January lows about 23°F, with roughly 42 inches of rain a year.

Storms

Over the last 10 years the National Weather Service recorded hailstorms, damaging thunderstorm winds and flash floods in St. Louis 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.

Homes here

The typical home in St. Louis County was built around 1965, about 61 years ago, and 72% were built before 1980. Homes that age often need updated wiring, plumbing and roofs.

Disaster history

St. Louis County has had 22 federal disaster declarations in the last 25 years, most often for severe storms; the latest was Severe Storms, Straight-Line Winds, Tornadoes, And Flooding (2025).

Services

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

Questions

What size generator do I need?

Enough for the fridge, heating or cooling, lights and medical equipment; the pro sizes it from what you want running.

Standby or portable?

A standby generator starts on its own in an outage; portable is cheaper but has to be wheeled out and fuelled.

These are St. Louis County figures — more about homes in Florissant.

Nearby

Charlack · Sycamore Hills · Bel-Ridge · Breckenridge Hills · Woodson Terrace · Edmundson · Overland · Vinita Park