Weather forecast for 10 days
Granite City, IL

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Weather forecast for the weekend

Saturday, May 3.

Mostly Sunny
5:58 am

7:56 pm
CDT
Mostly Sunny
64°F / 46°F
  • Wind: 10mph N
  • Humidity: 66%
  • Precip. probability: 24%
  • Precipitation: 0.12"
  • UV index: 8
On Saturday, May 3, open skies and radiant sunshine are expected.
Minimal precipitation is forecasted. The temperature scale will run from a maximum of a comfortable 64.4°F to a minimum of a chilly 46.4°F.
On Saturday, the predicted high will correspond with the regular April temperature of 65.1°F.
Sunrise will be at 5:58 am and sunset at 7:56 pm; the daylight will last for 13h and 58min.

Sunday, May 4.

Sunny
5:57 am

7:57 pm
CDT
Sunny
66°F / 48°F
  • Wind: 9mph NE
  • Humidity: 57%
  • Precip. probability: 10%
  • Precipitation: 0"
  • UV index: 8
On Sunday, May 4, conditions remain stable and sunny, with little cloud presence.
Rainfall is not forecasted. The temperature is expected to vary between an enjoyable 66.2°F and a brisk 48.2°F.
Sunday's highest temperature is anticipated to match the regular high for April at 65.1°F.
Sunrise will be at 5:57 am and sunset at 7:57 pm; the daylight will last for 14h and 0min.

Frequently asked questions

What is the weather forecast for Granite City for Saturday?
On Saturday, sunshine will lead the day, with clouds making only brief appearances.
Will it rain on Saturday?
On Saturday, there is a low chance of minimal precipitation in Granite City.
What will be the maximum temperature in Granite City on Saturday?
On Saturday, the highest temperature will be 64.4°F, while the lowest temperature will be 46.4°F.
What is the weather forecast for Granite City for Sunday?
On Sunday, sunshine is forecasted under mostly clear skies.
Will it rain on Sunday?
No, it will not rain on Sunday.
What will be the maximum temperature on Sunday?
On Sunday, the maximum temperature will be 66.2°F, while the minimum temperature will be 48.2°F.
What is the weather forecast for Granite City for the next ten days?
In Granite City, weather will be unstable, and a combination of clear, gloomy, rain-soaked and unstable weather is predicted for the next ten days.
Will it rain in the next ten days?
Rainfall is expected on Wednesday through Saturday in Granite City. With moderate precipitation of 0.71", Thursday will be the day with the most rainfall.
How warm will it be in the next ten days?
The maximum temperature will range between 64.4°F and 77°F, as the minimum temperature will vary between 46.4°F and 62.6°F.
What will be the warmest and the coldest days?
With a maximum temperature of 77°F, Tuesday through next Friday will be the warmest days. With a maximum temperature of 64.4°F, Saturday will be the coldest day.

Long-term weather forecast

WedApr 30.
  • 72°F
  • 63°F
AM Rain
AM Rain
  • Wind: 9mph ESE
  • Humidity: 84%
  • UV index: 4
  • Precip. probability: 95%
  • Precipitation: 0.04"
  • 6:02 am 7:53 pm CDT
ThuMay 1.
  • 72°F
  • 57°F
Thunderstorms
Thunderstorms
  • Wind: 12mph SW
  • Humidity: 78%
  • UV index: 5
  • Precip. probability: 63%
  • Precipitation: 0.71"
  • 6:00 am 7:54 pm CDT
FriMay 2.
  • 68°F
  • 50°F
PM Showers
PM Showers
  • Wind: 9mph WNW
  • Humidity: 72%
  • UV index: 5
  • Precip. probability: 45%
  • Precipitation: 0.24"
  • 5:59 am 7:55 pm CDT
SatMay 3.
  • 64°F
  • 46°F
Mostly Sunny
Mostly Sunny
  • Wind: 10mph N
  • Humidity: 66%
  • UV index: 8
  • Precip. probability: 24%
  • Precipitation: 0.12"
  • 5:58 am 7:56 pm CDT
SunMay 4.
  • 66°F
  • 48°F
Sunny
Sunny
  • Wind: 9mph NE
  • Humidity: 57%
  • UV index: 8
  • Precip. probability: 10%
  • Precipitation: 0"
  • 5:57 am 7:57 pm CDT
MonMay 5.
  • 72°F
  • 50°F
Sunny
Sunny
  • Wind: 8mph ENE
  • Humidity: 56%
  • UV index: 8
  • Precip. probability: 6%
  • Precipitation: 0"
  • 5:56 am 7:58 pm CDT
TueMay 6.
  • 77°F
  • 55°F
Mostly Sunny
Mostly Sunny
  • Wind: 8mph E
  • Humidity: 57%
  • UV index: 8
  • Precip. probability: 6%
  • Precipitation: 0"
  • 5:55 am 7:59 pm CDT
WedMay 7.
  • 77°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Wind: 8mph E
  • Humidity: 60%
  • UV index: 8
  • Precip. probability: 15%
  • Precipitation: 0"
  • 5:54 am 8:00 pm CDT
ThuMay 8.
  • 77°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Wind: 10mph NE
  • Humidity: 61%
  • UV index: 8
  • Precip. probability: 17%
  • Precipitation: 0"
  • 5:53 am 8:00 pm CDT
FriMay 9.
  • 77°F
  • 57°F
Partly Cloudy
Partly Cloudy
  • Wind: 9mph ENE
  • Humidity: 60%
  • UV index: 8
  • Precip. probability: 21%
  • Precipitation: 0"
  • 5:52 am 8:01 pm CDT
And a mix of sun-filled, cloud-filled, rainy and stormy weather is forecasted.
Rainfall is anticipated on Wednesday through Saturday.
The temperature will vary considerably across the forecast period. The maximum temperature will vary between 64.4°F and 77°F, while there will be also a marked difference in overnight low temperatures, as the lowest temperatures will be recorded between 46.4°F and 62.6°F.
Tuesday through next Friday, with the highest temperature of 77°F, will be the warmest days; the lowest daytime temperature of the period will be reached on Saturday, peaking at 64.4°F.
Updated: Apr 30, 2025 @ 06:34:09 UTC
Published by: Weather U.S. | About Us
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