Weather Forecast for
Zip Code 62037 Grafton, IL

This Afternoon: Isolated showers and thunderstorms. Mostly cloudy, with a high near 82. South wind around 8 mph. Chance of precipitation is 20%.

Tonight: Showers and thunderstorms likely, mainly before 4am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 64. South wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 60%.

Sunday: Scattered showers and thunderstorms before 9am, then isolated showers between 9am and 10am. Partly sunny, with a high near 75. North wind 11 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

Sunday Night: Partly cloudy, with a low around 55. Northwest wind 5 to 8 mph becoming calm in the evening.

Monday: Sunny, with a high near 76. Calm wind becoming west around 6 mph in the afternoon.

Monday Night: Mostly clear, with a low around 58.

Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80.

Tuesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 60. Chance of precipitation is 20%.

Wednesday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.

Wednesday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 68. Breezy. Chance of precipitation is 90%.

Thursday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80.

Thursday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60.

Juneteenth: Mostly sunny, with a high near 83.

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

Saturday: A 20 percent chance of showers and thunderstorms. Sunny, with a high near 86.

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