Weather forecast for tomorrow
Marietta, IL

Weather forecast for tomorrow

Sunday, May 4.

Mostly Cloudy
5:54 am

8:01 pm
CDT
Mostly Cloudy
68°F / 48°F
  • Wind: 14mph N
  • Humidity: 50%
  • Precip. probability: 6%
  • Precipitation: 0"
  • UV index: 8
Tomorrow, a dense overcast layer will shape the day’s outlook.
The maximum forecasted temperature is a delightful 68°F, while the minimum temperature will be a chilly 48.2°F.
Anticipated temperatures are trending relatively lower than May's climate norm of 72°F.
Sunrise will be at 5:54 am and sunset at 8:01 pm; tomorrow's daylight will last for 14h and 7min.

Frequently asked questions

What is the weather forecast for Marietta for tomorrow?
Tomorrow, overcast skies will be the dominant feature.
What will be the highest temperature tomorrow?
Tomorrow, the highest temperature will be 68°F, while the lowest temperature will be 48.2°F.
Tomorrow, the highest temperature will be a few degrees lower than the average maximum temperature in May. Tomorrow, the lowest temperature will be also slightly cooler than the average low temperature.
When is the sunrise / sunset tomorrow?
On Sunday, in Marietta, sunrise will be at 5:54 am and sunset at 8:01 pm (CDT).
How long will the day be tomorrow?
Tomorrow, the daylight will last for 14h and 7min.

Hourly weather forecast

12 am
  • 50°F
  • Feels like:
    46°F
Clear
Clear
  • Wind: 7mph NNE
  • Pressure: 29.97"Hg
  • Humidity: 76%
  • Precip. probability: 4%
  • Precipitation: 0"
  • Visibility: 10mi
2 am
  • 46°F
  • Feels like:
    43°F
Clear
Clear
  • Wind: 7mph N
  • Pressure: 29.97"Hg
  • Humidity: 83%
  • Precip. probability: 6%
  • Precipitation: 0"
  • Visibility: 10mi
4 am
  • 45°F
  • Feels like:
    41°F
Clear
Clear
  • Wind: 6mph N
  • Pressure: 29.97"Hg
  • Humidity: 85%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 10mi
Sunrise: 5:54 am
6 am
  • 45°F
  • Feels like:
    39°F
Sunny
Sunny
  • Wind: 7mph N
  • Pressure: 30"Hg
  • Humidity: 87%
  • Precip. probability: 7%
  • Precipitation: 0"
  • Visibility: 10mi
8 am
  • 48°F
  • Feels like:
    45°F
Sunny
Sunny
  • Wind: 9mph N
  • Pressure: 30.03"Hg
  • Humidity: 75%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
10 am
  • 55°F
  • Feels like:
    52°F
Partly Cloudy
Partly Cloudy
  • Wind: 11mph N
  • Pressure: 30.03"Hg
  • Humidity: 57%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 61°F
  • Feels like:
    57°F
Partly Cloudy
Partly Cloudy
  • Wind: 13mph NNE
  • Pressure: 30"Hg
  • Humidity: 46%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 64°F
  • Feels like:
    63°F
Partly Cloudy
Partly Cloudy
  • Wind: 14mph NNE
  • Pressure: 29.97"Hg
  • Humidity: 39%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 66°F
  • Feels like:
    66°F
Cloudy
Cloudy
  • Wind: 12mph NNE
  • Pressure: 29.94"Hg
  • Humidity: 35%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 64°F
  • Feels like:
    63°F
Cloudy
Cloudy
  • Wind: 11mph NNE
  • Pressure: 29.94"Hg
  • Humidity: 38%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 59°F
  • Feels like:
    59°F
Cloudy
Cloudy
  • Wind: 7mph NE
  • Pressure: 29.97"Hg
  • Humidity: 46%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
Sunset: 8:01 pm
10 pm
  • 54°F
  • Feels like:
    54°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 4mph NE
  • Pressure: 29.97"Hg
  • Humidity: 56%
  • Precip. probability: 0%
  • Precipitation: 0"
  • Visibility: 10mi
Tomorrow, primarily cloudy and occasionally sun-filled weather is expected.
The temperature will be between the lowest temperature of 44.6°F and the highest temperature of 66.2°F. The warmest part of the day will be from 3 pm to 5 pm.
Tomorrow, the maximum will be moderately lower than the average high for May. Forecasts show a temperature more alike with April's average minimum of 44.2°F rather than the May average of 55°F.
Updated: May 3, 2025 @ 11:17:56 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate
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