Weather in Granite City, Illinois, United States

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7-Day Detailed Weather Forecast for Granite City

Tonight

Temperature: 68°F

Wind Speed: 5 to 8 mph

Wind Direction: W

Forecast: A chance of showers and thunderstorms after 11pm. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 68. West wind 5 to 8 mph. Chance of precipitation is 40%.

Sunday

Temperature: 78°F

Wind Speed: 10 to 14 mph

Wind Direction: NW

Forecast: A chance of showers and thunderstorms before 8am. Partly sunny, with a high near 78. Northwest wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.

Sunday Night

Temperature: 59°F

Wind Speed: 1 to 12 mph

Wind Direction: NW

Forecast: Partly cloudy, with a low around 59. Northwest wind 1 to 12 mph.

Monday

Temperature: 79°F

Wind Speed: 0 to 6 mph

Wind Direction: NW

Forecast: Sunny, with a high near 79. Northwest wind 0 to 6 mph.

Monday Night

Temperature: 61°F

Wind Speed: 2 to 6 mph

Wind Direction: W

Forecast: Mostly clear, with a low around 61. West wind 2 to 6 mph.

Tuesday

Temperature: 84°F

Wind Speed: 5 to 12 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. Chance of precipitation is 30%.

Tuesday Night

Temperature: 63°F

Wind Speed: 2 to 10 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms. Partly cloudy, with a low around 63. Chance of precipitation is 30%.

Wednesday

Temperature: 89°F

Wind Speed: 3 to 21 mph

Wind Direction: S

Forecast: A slight chance of rain showers before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.

Wednesday Night

Temperature: 71°F

Wind Speed: 14 to 21 mph

Wind Direction: SW

Forecast: A chance of showers and thunderstorms before 7pm, then showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 80%.

Thursday

Temperature: 84°F

Wind Speed: 9 to 13 mph

Wind Direction: W

Forecast: Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 60%.

Thursday Night

Temperature: 64°F

Wind Speed: 1 to 8 mph

Wind Direction: NW

Forecast: A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 64. Chance of precipitation is 40%.

Juneteenth

Temperature: 85°F

Wind Speed: 2 to 6 mph

Wind Direction: N

Forecast: Mostly sunny, with a high near 85.

Friday Night

Temperature: 66°F

Wind Speed: 1 to 5 mph

Wind Direction: E

Forecast: Partly cloudy, with a low around 66.

Saturday

Temperature: 88°F

Wind Speed: 2 to 9 mph

Wind Direction: S

Forecast: Mostly sunny, with a high near 88.