Brighton, Illinois — City Overview

Living in Brighton, summers are hot, with Jul highs around 86.5°F, while winters are cold — Feb lows average 23.8°F. Winter heating is a real budget factor — 4486 degree days means 4-5 months of meaningful energy bills. The area receives 52.0 inches of rainfall per year. Median household income: $71,786. With a 15.6% poverty rate and 83.2% homeownership, the community reflects a stable residential mix. Nearby cities: Godfrey (6mi SW), Bethalto (10mi SE), Alton (11mi S). Air quality is Good — avg AQI 47 over the past week.

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Updated September 01, 2026.

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