Weather in Lemont, Illinois, United States

7-Day Detailed Weather Forecast for Lemont

This Afternoon

Temperature: 92°F

Wind Speed: 10 mph

Wind Direction: S

Forecast: Isolated showers and thunderstorms. Mostly sunny, with a high near 92. Heat index values as high as 99. South wind around 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.

Tonight

Temperature: 73°F

Wind Speed: 5 to 10 mph

Wind Direction: SSW

Forecast: A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Heat index values as high as 96. South southwest wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Monday

Temperature: 88°F

Wind Speed: 5 to 10 mph

Wind Direction: WSW

Forecast: A chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and thunderstorms likely. Partly sunny. High near 88, with temperatures falling to around 84 in the afternoon. West southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

Monday Night

Temperature: 66°F

Wind Speed: 5 to 10 mph

Wind Direction: NW

Forecast: Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 66. Northwest wind 5 to 10 mph. Chance of precipitation is 60%.

Tuesday

Temperature: 85°F

Wind Speed: 10 mph

Wind Direction: NW

Forecast: Sunny, with a high near 85. Northwest wind around 10 mph, with gusts as high as 20 mph.

Tuesday Night

Temperature: 65°F

Wind Speed: 5 to 10 mph

Wind Direction: WNW

Forecast: Mostly clear, with a low around 65.

Wednesday

Temperature: 87°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: Sunny, with a high near 87.

Wednesday Night

Temperature: 67°F

Wind Speed: 5 to 10 mph

Wind Direction: W

Forecast: Partly cloudy, with a low around 67.

Thursday

Temperature: 88°F

Wind Speed: 5 mph

Wind Direction: WNW

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

Thursday Night

Temperature: 68°F

Wind Speed: 5 mph

Wind Direction: ENE

Forecast: A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 68.

Independence Day

Temperature: 90°F

Wind Speed: 5 to 10 mph

Wind Direction: SSE

Forecast: Sunny, with a high near 90.

Friday Night

Temperature: 73°F

Wind Speed: 10 mph

Wind Direction: S

Forecast: Partly cloudy, with a low around 73.

Saturday

Temperature: 92°F

Wind Speed: 10 to 15 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92.

Saturday Night

Temperature: 72°F

Wind Speed: 10 to 15 mph

Wind Direction: SW

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