Grafton, IL Weather Forecast, with current conditions, wind, air quality, and what to expect for the next 3 days.

Be prepared with the most accurate 10-day forecast for Grafton, Illinois 62037 with highs, lows, chance of precipitation from The Weather Channel and Weather.com

Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the Grafton area.

Dec 10, 2025 · Cloudy, with a low around 37. West wind 15 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. Mostly cloudy, with a temperature falling to around 34 by …

Dec 24, 2025 · Plan you week with the help of our 10-day weather forecasts and weekend weather predictions for Grafton, IL

6 days ago · Grafton, IL Weather Forecast 14 day API weather forecast for Grafton, Illinois. Note: The 7-day weather forecast for Grafton, IL is the most reliable and accurate weather forecast. …

Get accurate hourly forecasts for today, tonight, and tomorrow, along with 10-day daily forecasts and weather radar for Grafton, IL with MSN Weather.

Discover the weather conditions in Grafton & see if there is a chance of rain, snow, or sunshine. Plan your activities, travel, or work with confidence by checking out our detailed hourly …

Grafton IL weather forecast for the next 10 days. Get detailed daily conditions and hourly high and low temperatures, humidity, barometric pressure, rain or snow, sky conditions, sunrise and …

Nov 24, 2025 · Grafton, IL - Weather forecast from Theweather.com. Weather conditions with updates on temperature, humidity, wind speed, snow, pressure, etc. for Grafton, Illinois