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WeatherLiveIllinoisJohnston City10-Day Forecast

Johnston City, IL 10-Day Forecast

10-day forecast · Johnston City

Day-by-day outlook up to 14 days: highs, lows, precipitation totals, wind and UV. Planning further ahead? Open the 30-day outlook →

Day by day — Johnston City

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10-day outlook for Johnston City
Over the next ten days Johnston City peaks at 42° on Friday and bottoms out at 17° on Saturday. The second half of the period runs about 12° warmer than the first — the pattern is trending up. Rain totals come to essentially nothing across the ten days.
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Updated: 1:21 PM