Weather World
City of Newton, ILNewton, IL 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Newton, IL Weather Forecast
Newton, IL Weather Forecast Date: 1037 AM CDT Mon Sep 21 2026
The area/counties/county of: Jasper, including the city of Newton.or toggle through each period.
Rest of Today... Cloudy. A slight chance of showers late this morning. Much cooler with highs in the mid 70s. Northeast winds 5 to 10 mph. Chance of rain 20%.
Tonight... Mostly cloudy. Lows in the upper 50s. Northeast winds 5 to 10 mph.
Tuesday... Partly sunny. Highs in the lower 70s. Northeast winds around 10 mph.
Tuesday Night... Mostly cloudy. Lows in the mid 50s. Northeast winds 5 to 10 mph.
Wednesday... Mostly sunny. Highs in the lower 70s. North winds around 10 mph.
Wednesday Night... Partly cloudy. Lows in the lower 50s. Highs in the upper 70s.
Thursday... Partly cloudy. Lows in the lower 50s. Highs in the upper 70s.
Friday... Partly cloudy. Lows in the lower 50s. Highs in the upper 70s.
Saturday... Partly cloudy. Lows in the lower 50s. Highs in the upper 70s.
POP = Probability of Precipitation
Newton Radar Loop
Use the map search tool if you want to place a location marker on the radar map...