Weather WorldPlatteville, WI 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Platteville, WI Weather Forecast
Platteville, WI Weather Forecast Date: 126 AM CDT Mon Sep 21 2026
The area/counties/county of: Grant, including the city of Platteville.or toggle through each period.
Rest of Tonight... Mostly cloudy. Near steady temperature in the mid 50s. Northeast winds 10 to 15 mph.
Monday... Mostly cloudy. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Northeast winds 10 to 15 mph. Chance of rain 30%.
Monday Night... Mostly cloudy with a 50% chance of showers. Lows in the upper 40s. Northeast winds 5 to 10 mph.
Tuesday... Partly sunny. Highs in the lower 60s. East winds 5 to 10 mph.
Tuesday Night... Partly cloudy in the evening, then becoming mostly clear. Lows in the mid 40s. Northeast winds 5 to 10 mph.
Wednesday... Partly cloudy. Highs in the mid 60s. Lows in the upper 40s.
Wednesday Night... Partly cloudy. Highs in the mid 60s. Lows in the upper 40s.
Thursday... Mostly cloudy. Highs in the upper 60s. Lows in the lower 50s.
Friday... Mostly cloudy. Highs in the upper 60s. Lows in the lower 50s.
Saturday... Mostly cloudy. Highs in the upper 60s. Lows in the lower 50s.
POP = Probability of Precipitation
Platteville Radar Loop
Use the map search tool if you want to place a location marker on the radar map...