Weather in Collinsville, Illinois, United States

7-Day Detailed Weather Forecast for Collinsville

This Afternoon

Temperature: 86°F

Wind Speed: 6 mph

Wind Direction: N

Forecast: Scattered showers and thunderstorms before 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 86, with temperatures falling to around 82 in the afternoon. North wind around 6 mph. Chance of precipitation is 60%.

Tonight

Temperature: 72°F

Wind Speed: 5 mph

Wind Direction: E

Forecast: A chance of showers and thunderstorms before 5am, then patchy fog and scattered showers and thunderstorms. Mostly cloudy, with a low around 72. East wind around 5 mph. Chance of precipitation is 60%.

Friday

Temperature: 87°F

Wind Speed: 3 to 7 mph

Wind Direction: SE

Forecast: Patchy fog and scattered showers and thunderstorms before 7am, then patchy fog and scattered showers and thunderstorms between 7am and 1pm, then scattered showers and thunderstorms. Partly sunny, with a high near 87. Southeast wind 3 to 7 mph. Chance of precipitation is 50%.

Friday Night

Temperature: 74°F

Wind Speed: 6 mph

Wind Direction: S

Forecast: Scattered showers and thunderstorms before 4am, then scattered showers and thunderstorms. Mostly cloudy, with a low around 74. South wind around 6 mph. Chance of precipitation is 50%.

Saturday

Temperature: 93°F

Wind Speed: 7 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms. Partly sunny, with a high near 93. South wind around 7 mph. Chance of precipitation is 40%.

Saturday Night

Temperature: 76°F

Wind Speed: 2 to 6 mph

Wind Direction: S

Forecast: A chance of showers and thunderstorms. Partly cloudy, with a low around 76. Chance of precipitation is 40%.

Sunday

Temperature: 94°F

Wind Speed: 2 to 6 mph

Wind Direction: SW

Forecast: A slight chance of rain showers before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 94. Chance of precipitation is 40%.

Sunday Night

Temperature: 76°F

Wind Speed: 6 mph

Wind Direction: SE

Forecast: A chance of showers and thunderstorms. Partly cloudy, with a low around 76. Chance of precipitation is 40%.

Monday

Temperature: 95°F

Wind Speed: 7 mph

Wind Direction: S

Forecast: A slight chance of showers and thunderstorms. Mostly sunny, with a high near 95. Chance of precipitation is 20%.

Monday Night

Temperature: 78°F

Wind Speed: 6 mph

Wind Direction: S

Forecast: A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 78. Chance of precipitation is 20%.

Tuesday

Temperature: 97°F

Wind Speed: 7 mph

Wind Direction: S

Forecast: Sunny, with a high near 97.

Tuesday Night

Temperature: 79°F

Wind Speed: 6 mph

Wind Direction: S

Forecast: Mostly clear, with a low around 79.

Wednesday

Temperature: 97°F

Wind Speed: 6 mph

Wind Direction: SW

Forecast: Sunny, with a high near 97.

Wednesday Night

Temperature: 78°F

Wind Speed: 6 mph

Wind Direction: S

Forecast: Mostly clear, with a low around 78.