7-Day Forecast 39.56°N 90.65°W (Text-Only)
NWS Forecast for: Milton IL
Issued by: National Weather Service Saint Louis, MO
Last Update: 4:01 am CDT Jun 9, 2026




Overnight: A 20 percent chance of showers. Mostly cloudy, with a low around 69. South wind around 5 mph.

Tuesday: A chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and noon. Partly sunny, with a high near 90. Heat index values as high as 103. Southwest wind 5 to 8 mph. Chance of precipitation is 30%.

Tuesday Night: Mostly clear, with a low around 72. South wind around 7 mph.

Wednesday: Sunny, with a high near 91. Heat index values as high as 101. Southwest wind 9 to 14 mph, with gusts as high as 24 mph.

Wednesday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 73. South wind 8 to 11 mph, with gusts as high as 22 mph.

Thursday: Showers likely and possibly a thunderstorm after 1pm. Sunny, with a high near 92. Chance of precipitation is 60%.

Thursday Night: Showers likely and possibly a thunderstorm before 1am. Partly cloudy, with a low around 64. Chance of precipitation is 70%.

Friday: Sunny, with a high near 83.

Friday Night: Mostly clear, with a low around 62.

Saturday: Sunny, with a high near 86.

Saturday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.

Sunday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.

Sunday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.

Monday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78.



Milton IL
 39.56°N 90.65°W (Elev. 650 ft)

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