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Weather for Granite City, ILGranite City, IL Weather & Current Conditions

62090 Weather (Granite City, IL)

Granite City, IL WeatherCurrent Conditions and Weather for Granite City, Illinois
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Mostly Clear at Granite City (62090), temperature is 72°F22°C, dew point 57°F14°C, humidity 59%. Wind direction is NE at 6 mphat 10 km/h with visibility of 10 mi16 km. Barometric pressure is 30.1 in1019 mb. Last update: 12:06 pm.*
*Time is approximately 12:06 pm Sun, Sep 27, 2026. Time will be within 15 minutes of current local time. Granite City weather forecast data is updated every 15 minutes.

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I never liked the rain until I walked through it with you. Every thundercloud that came was one more I might not get through. But on the darkest day, there's always light, and now I see it too. But I never liked the rain until I walked through it with you. ―Clint Black
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Granite City IL Weather - 1:06 pm

Granite City Weather Forecast

Weather forecast for: Granite City IL
Last Update: 11:26 am CDT Sep 27, 2026
This Afternoon: Mostly cloudy, with a high near 75. Light northeast wind.
Tonight: Mostly cloudy, with a low around 56. North wind around 5 mph becoming calm in the evening.
Monday: Partly sunny, then gradually becoming sunny, with a high near 79. Calm wind.
Monday Night: Mostly clear, with a low around 56. Calm wind.
Tuesday: Sunny, with a high near 84. Calm wind becoming south 5 to 7 mph in the morning.
Tuesday Night: Mostly cloudy, with a low around 66.
Wednesday: Mostly cloudy, with a high near 86.
Wednesday Night: A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 70.
Thursday: Showers likely. Cloudy, with a high near 82. Chance of precipitation is 60%.
Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Friday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 77.
Friday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62.
Saturday: A 40 percent chance of showers. Partly sunny, with a high near 75.

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