🇺🇸 Chicago vs 🇺🇸 Pittsburgh

Weather Comparison

Current Weather Right Now

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Chicago

few clouds

50°F

Few Clouds

Feels like 44°F

H 51°F / L 48°F

Humidity: 47%

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Pittsburgh

overcast clouds

47°F

Overcast Clouds

Feels like 40°F

H 48°F / L 45°F

Humidity: 66%

Climate Overview

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Chicago

Humid continental — cold harsh winters, hot humid summers, severe storms

Best monthsMay, June, September
AvoidJanuary, February, March (brutal cold)
Annual rain38 inches (965 mm)

Chicago lives up to its Windy City nickname. Lake Michigan creates its own microclimate — cooler summers and heavier lake-effect snow in winter. Summers are warm but brief; winters are among the harshest of any major American city.

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Pittsburgh

Pittsburgh at the confluence of three rivers has a full humid continental climate shaped dramatically by its river valley topography. The city's steep hills and three rivers (Ohio, Monongahela, Allegheny) create dozens of distinct microclimates between hilltop neighborhoods and valley bottoms. Fog and overcast skies are common and the city historically had severe air pollution (now dramatically improved).

Seasonal Comparison

Season🇺🇸 Chicago🇺🇸 Pittsburgh
Spring

35–65°F

March–May

Summer

70–84°F

June–August

Fall

45–68°F

September–November

Winter

17–32°F

December–February

Chicago vs Pittsburgh: Frequently Asked Questions

Does Chicago or Pittsburgh have better weather?

Chicago and Pittsburgh have very different climates. Humid continental — cold harsh winters, hot humid summers, severe storms Pittsburgh: Pittsburgh at the confluence of three rivers has a full humid continental climate shaped dramaticall. The best city depends on your preferred season and temperature range.

When is the best time to visit Chicago vs Pittsburgh?

Best time for Chicago: May, June, September. Best time for Pittsburgh: spring and fall.

More Comparisons

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