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Hourly Forecast
Daylight Hours
05:40
Sunrise
20:18
Sunset
Daily Forecast
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Wednesday
Thursday
Friday
Saturday
Sunday
Monday
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Resources
UV Index
Humidity
Frequently asked questions about weather in Granite City
How warm does it get in Granite City?
The warmest month in Granite City is July, with average high temperatures of 31°C. The average temperature during this period is around 26°C.
How cold does it get in Granite City?
The coldest month in Granite City is January, with average low temperatures of -3°C. The average temperature during this period is around 0°C.
What is the wettest time of year in Granite City?
The wettest month in Granite City is May, with an average of 126mm of precipitation.
What is the driest time of year in Granite City?
The driest month in Granite City is February, with an average of 68mm of precipitation.
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