Weather in Collinsville, Illinois, United States

7-Day Detailed Weather Forecast for Collinsville

This Afternoon

Temperature: 82°F

Wind Speed: 6 mph

Wind Direction: W

Forecast: Mostly sunny, with a high near 82. West wind around 6 mph.

Tonight

Temperature: 60°F

Wind Speed: 5 mph

Wind Direction: S

Forecast: Mostly clear, with a low around 60. South wind around 5 mph.

Friday

Temperature: 84°F

Wind Speed: 6 to 16 mph

Wind Direction: S

Forecast: A slight chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 84. South wind 6 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

Friday Night

Temperature: 50°F

Wind Speed: 13 to 16 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms before 11pm, then showers and thunderstorms. Mostly cloudy. Low around 50, with temperatures rising to around 58 overnight. Southwest wind 13 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

Saturday

Temperature: 60°F

Wind Speed: 14 to 17 mph

Wind Direction: NW

Forecast: Showers and thunderstorms. Mostly sunny. High near 60, with temperatures falling to around 56 in the afternoon. Northwest wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

Saturday Night

Temperature: 40°F

Wind Speed: 6 to 15 mph

Wind Direction: W

Forecast: A chance of rain showers before 7pm. Mostly clear, with a low around 40. Chance of precipitation is 30%.

Sunday

Temperature: 65°F

Wind Speed: 6 to 14 mph

Wind Direction: NW

Forecast: Sunny, with a high near 65.

Sunday Night

Temperature: 43°F

Wind Speed: 3 to 8 mph

Wind Direction: NE

Forecast: Mostly clear, with a low around 43.

Monday

Temperature: 72°F

Wind Speed: 5 to 9 mph

Wind Direction: SE

Forecast: Sunny, with a high near 72.

Monday Night

Temperature: 53°F

Wind Speed: 9 mph

Wind Direction: S

Forecast: Mostly clear, with a low around 53.

Tuesday

Temperature: 78°F

Wind Speed: 8 to 14 mph

Wind Direction: SW

Forecast: Sunny, with a high near 78.

Tuesday Night

Temperature: 57°F

Wind Speed: 7 to 10 mph

Wind Direction: SW

Forecast: Partly cloudy, with a low around 57.

Wednesday

Temperature: 79°F

Wind Speed: 6 to 9 mph

Wind Direction: SW

Forecast: Sunny, with a high near 79.

Wednesday Night

Temperature: 58°F

Wind Speed: 8 mph

Wind Direction: S

Forecast: A slight chance of rain showers after 1am. Partly cloudy, with a low around 58. Chance of precipitation is 20%.