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City of Lacon, ILLacon, IL 7-Day Night Weather Forecast
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Lacon, IL Weather Forecast
Lacon, IL Weather Forecast Date: 637 PM CDT Sun Oct 25 2026
The area/counties/county of: Marshall, including the city of Lacon.or toggle through each period.
Tonight... Partly cloudy this evening, then becoming mostly cloudy. Lows in the lower 50s. South winds around 5 mph.
Monday... Mostly cloudy. Highs in the lower 70s. East winds around 5 mph.
Monday Night... Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 40s. East winds 5 to 10 mph with gusts up to 20 mph.
Tuesday... Partly sunny. Highs in the mid 70s. Southeast winds 5 to 10 mph.
Tuesday Night... Mostly cloudy. Lows in the mid 50s. South winds around 5 mph.
Wednesday... Mostly sunny. Highs in the mid 70s.
Wednesday Night... Mostly clear. Lows in the upper 50s.
Thursday... Mostly sunny. Highs in the upper 70s.
Thursday Night... Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the mid 50s. Chance of rain 40%.
Friday... Partly sunny with a 40% chance of showers. Highs in the upper 70s.
Friday Night... Mostly cloudy. A chance of showers in the evening. Lows in the upper 50s. Chance of rain 30%.
Saturday... Mostly cloudy with a 50% chance of showers. Highs in the lower 70s.
Saturday Night... Showers likely, mainly in the evening. Lows in the upper 50s. Chance of rain 60%.
POP = Probability of Precipitation
Lacon Radar Loop
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