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Warm in January, Cool in JulyHeating and cooling a house in Fort Wayne, Indiana
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A year of heating and cooling a Fort Wayne house, in photographs

Allen County winters and sticky summers ask different things of a house. Each month below opens on the job that month brings.

Normal daily high and low for each month, in °F, at Fort Wayne International: NOAA 1991–2020 normals. Tap a month to turn to its page.

January

33° high, 18° low · 10.8 in snow

A large Craftsman-style house with snow on its roof and lawn on Parnell Avenue, Fort WayneSnow on the furnace ventsA normal January brings 10.8 inches of snow. Two plastic pipes must stay clear.When the furnace quits

February

37° high, 21° low · 7.8 in snow

A curving snowy street with a street lamp, bare trees and a low house in Indian Village, Fort WayneFrozen pipes in a cold snapWarm air has to reach the plumbing. Keep heat at 55°F or above when away.Space heaters in a cold house

March

48° high, 29° low · 4.6 in snow

Looking along a snowy street of houses and bare trees in Southwood Park, Fort WayneThe winter gas billNIPSCO projected $171 for January. March was still expected to top December.

April

61° high, 39° low · last freeze about Apr 24

A tall red brick house with a corner turret among new spring leaves in Fort Wayne's West EndWhat a furnace replacement really involvesA new furnace starts with a Manual J calculation and ends with a startup check.Furnace or heat pump in a Fort Wayne winter

May

72° high, 50° low

A brick and timber house with a tall stone chimney behind a green lawn in Fort WayneGetting central air ready in MayFort Wayne's normal high jumps from 72.2°F in May to 81.0°F in June.

June

81° high, 60° low

A brick colonial with black shutters among big trees and a mown lawn in Wildwood Park, Fort WayneDamp basements and sticky rooms in JuneEPA's line for indoor humidity is below 60 percent; a $10 to $50 meter checks it.

July

84° high, 64° low

Colorful older houses with deep porches in a row in the Williams-Woodland Park district of Fort WayneWhen the AC cannot keep up in JulyJuly's normal high is 84.1°F, yet the record here is 106°F, from June 2012.

August

82° high, 61° low

Small houses under tall trees on Liberty Drive, Fort Wayne, in full summer leafDucts in basements and attics in AugustENERGY STAR: about 20 to 30 percent of duct air is lost to leaks.Ranch houses and new builds around Fort Wayne

September

76° high, 53° low

A curving pale drive under tall green trees in Fort WayneRebates and tax credits for a Fort Wayne houseThe federal credit ended with 2025. Indiana Energy Saver rebates reach $18,000, by income and savings.HVAC permits and licenses in Allen County

October

64° high, 43° low · first freeze about Oct 21

A red brick Victorian house with a round tower on West Wayne Street, Fort WayneA furnace check before the first frostFort Wayne's first 32°F night comes around October 21. Filter and CO alarms come first.Old boilers and radiators in older Fort Wayne houses

November

49° high, 33° low · 1.9 in snow

A brown bungalow with a wide porch roof and a little snow on its lawn in Warsaw, Indiana, west of Fort WayneDry air and humidifiers in a Fort Wayne winterJanuary's dew point averages 20.3°F here. A $10 to $50 meter beats guessing.

December

38° high, 24° low · 7.6 in snow

A brick house and garage behind a snow-covered lawn under bare trees in Wildwood Park, Fort WayneDrafts and cold floorsHalf of Fort Wayne's homes predate 1972. Look for cold-floor leaks in the basement first.