Weather in Lemont, Illinois, United States

7-Day Detailed Weather Forecast for Lemont

Overnight

Temperature: 34°F

Wind Speed: 15 to 20 mph

Wind Direction: SW

Forecast: A slight chance of rain showers after 3am. Cloudy. Low around 34, with temperatures rising to around 39 overnight. Southwest wind 15 to 20 mph, with gusts as high as 40 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Friday

Temperature: 37°F

Wind Speed: 20 to 25 mph

Wind Direction: WSW

Forecast: A chance of rain before 7am, then a chance of rain and snow between 7am and noon, then a chance of snow showers. Mostly cloudy. High near 37, with temperatures falling to around 33 in the afternoon. West southwest wind 20 to 25 mph, with gusts as high as 50 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Friday Night

Temperature: 26°F

Wind Speed: 10 to 20 mph

Wind Direction: WNW

Forecast: Partly cloudy, with a low around 26. West northwest wind 10 to 20 mph, with gusts as high as 35 mph.

Saturday

Temperature: 37°F

Wind Speed: 10 to 15 mph

Wind Direction: WNW

Forecast: Partly sunny, with a high near 37. West northwest wind 10 to 15 mph.

Saturday Night

Temperature: 25°F

Wind Speed: 10 to 15 mph

Wind Direction: WNW

Forecast: A slight chance of snow after midnight. Mostly cloudy, with a low around 25. West northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Sunday

Temperature: 32°F

Wind Speed: 15 to 20 mph

Wind Direction: NW

Forecast: A slight chance of snow before noon. Mostly cloudy, with a high near 32. Chance of precipitation is 20%.

Sunday Night

Temperature: 20°F

Wind Speed: 15 mph

Wind Direction: NW

Forecast: A slight chance of snow after midnight. Mostly cloudy, with a low around 20.

Monday

Temperature: 32°F

Wind Speed: 5 to 15 mph

Wind Direction: NNW

Forecast: Partly sunny, with a high near 32.

Monday Night

Temperature: 20°F

Wind Speed: 5 mph

Wind Direction: WNW

Forecast: Mostly cloudy, with a low around 20.

Tuesday

Temperature: 41°F

Wind Speed: 5 to 15 mph

Wind Direction: SSW

Forecast: Partly sunny, with a high near 41.

Tuesday Night

Temperature: 35°F

Wind Speed: 15 mph

Wind Direction: SSW

Forecast: Mostly cloudy, with a low around 35.

Wednesday

Temperature: 49°F

Wind Speed: 10 to 15 mph

Wind Direction: WSW

Forecast: A slight chance of rain. Partly sunny, with a high near 49.

Wednesday Night

Temperature: 26°F

Wind Speed: 5 to 10 mph

Wind Direction: NW

Forecast: A slight chance of rain before midnight, then a slight chance of snow. Partly cloudy, with a low around 26.

Thursday

Temperature: 46°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: A slight chance of rain and snow. Mostly sunny, with a high near 46.