Weather in St. Charles, Illinois, United States

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7-Day Detailed Weather Forecast for St. Charles

Overnight

Temperature: 61°F

Wind Speed: 0 mph

Wind Direction:

Forecast: Patchy fog after 2am. Mostly clear, with a low around 61. North wind around 0 mph.

Friday

Temperature: 83°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: Patchy fog before 8am. Sunny. High near 83, with temperatures falling to around 81 in the afternoon. Southwest wind 0 to 5 mph.

Friday Night

Temperature: 61°F

Wind Speed: 5 mph

Wind Direction: SSW

Forecast: Partly cloudy, with a low around 61. South southwest wind around 5 mph.

Saturday

Temperature: 82°F

Wind Speed: 5 to 10 mph

Wind Direction: SSW

Forecast: Partly sunny, with a high near 82. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

Saturday Night

Temperature: 67°F

Wind Speed: 10 to 15 mph

Wind Direction: S

Forecast: A slight chance of rain showers between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 67. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

Sunday

Temperature: 86°F

Wind Speed: 15 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms before 7am. Partly sunny, with a high near 86. Chance of precipitation is 30%.

Sunday Night

Temperature: 72°F

Wind Speed: 10 to 15 mph

Wind Direction: SSW

Forecast: A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.

Monday

Temperature: 88°F

Wind Speed: 10 mph

Wind Direction: SSW

Forecast: A slight chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88.

Monday Night

Temperature: 73°F

Wind Speed: 5 to 10 mph

Wind Direction: SSW

Forecast: A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 73.

Tuesday

Temperature: 88°F

Wind Speed: 5 to 10 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 88.

Tuesday Night

Temperature: 71°F

Wind Speed: 0 to 5 mph

Wind Direction: SSW

Forecast: A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71.

Wednesday

Temperature: 88°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm. Mostly sunny, with a high near 88.

Wednesday Night

Temperature: 70°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70.

Thursday

Temperature: 86°F

Wind Speed: 5 mph

Wind Direction: SW

Forecast: A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 86.