Forsyth, Illinois — City Overview

Living in Forsyth, summers are warm, peaking at 84.5°F in Jul, while winters are cold — Feb lows average 21.0°F. Winter heating is a real budget factor — 4978 degree days means 4-5 months of meaningful energy bills. The area receives 41.6 inches of rainfall per year. Median household income: $107,944. With a 10.1% poverty rate and 93.1% homeownership, the community reflects a stable residential mix. Nearby cities: Decatur (6mi S), Clinton (15mi N), Monticello (21mi E). Air quality is Good — avg AQI 34 over the past week.

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Updated October 05, 2026.

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