Weather forecast for today
Marietta, IL

Weather forecast for today

Tuesday, Jun 17.

Partly Cloudy
5:29 am

8:36 pm
CDT
Partly Cloudy
88°F / 70°F
  • Wind: 8mph SSW
  • Humidity: 70%
  • Precip. probability: 15%
  • Precipitation: 0.24"
  • UV index: 8
On Tuesday, in Marietta, expect partly sunny skies with periods of cloudiness.
The chance of rainfall for today is low, and light precipitation is predicted. Anticipated temperatures will peak at a blazing 87.8°F and dip to a minimum of a delightful 69.8°F.
The maximum heat index, which reflects the perceived temperature due to humidity levels, is estimated at a torrid 100.4°F. Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
The forecast high of 87.8°F is more in line with July's average of 82.8°F than June's 80.8°F.
Sunrise was at 5:29 am and sunset will be at 8:36 pm; the daylight will last for 15h and 7min.

Current condition

Sunny
6:40 am CDT
Sunny
  • 70°F
  • Feels like: 70°F
  • Wind: 4mph SW
  • Humidity: 95%
  • Dewpoint: 68°F
  • Pressure: 29.84"Hg
  • Precipitation: 0"
  • Visibility: 7mi
  • UV index: 0
Currently, in Marietta, no clouds in the sky, just uninterrupted sunshine.
The temperature is a pleasant 69.8°F. The present temperature is at its lowest of the day.

Weather radar - Marietta, IL

Doppler radar displays precipitation for the past 2h and forecasts the next 30min

Frequently asked questions

What is the current temperature?
At 6:40 am CDT, the temperature is 69.8°F.
What is the weather forecast for Marietta for today?
Today, in Marietta, expect a partly sunny afternoon with variable cloud cover.
Will it rain today?
With a probability of 15%, light precipitation of 0.24" is forecasted.
What will be the maximum temperature today?
Today, the maximum temperature will be 87.8°F, while the minimum temperature will be 69.8°F. The maximum heat index, which adjusts the air temperature based on humidity, is computed to be 100.4°F.
The maximum temperature will be slightly warmer than the average highest temperature of 80.8°F in June. The lowest temperature will be also moderately higher than the average low of 63.7°F.
What time are sunrise and sunset today?
On Tuesday, in Marietta, sunrise was at 5:29 am and sunset will be at 8:36 pm (CDT).
How many hours of daylight will Marietta have today?
In Marietta, today, there will be 15h and 7min of daylight.

Hourly weather forecast

7 am
  • 70°F
  • Feels like:
    70°F
Mostly Sunny
Mostly Sunny
  • Wind: 4mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 94%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 9mi
8 am
  • 73°F
  • Feels like:
    73°F
Mostly Sunny
Mostly Sunny
  • Wind: 5mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 89%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 9mi
9 am
  • 77°F
  • Feels like:
    77°F
Mostly Sunny
Mostly Sunny
  • Wind: 7mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 82%
  • Precip. probability: 2%
  • Precipitation: 0"
  • Visibility: 9mi
10 am
  • 81°F
  • Feels like:
    84°F
Mostly Sunny
Mostly Sunny
  • Wind: 7mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 73%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
11 am
  • 82°F
  • Feels like:
    86°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 67%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
12 pm
  • 84°F
  • Feels like:
    90°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SSW
  • Pressure: 29.83"Hg
  • Humidity: 63%
  • Precip. probability: 1%
  • Precipitation: 0"
  • Visibility: 10mi
1 pm
  • 86°F
  • Feels like:
    91°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph SSW
  • Pressure: 29.8"Hg
  • Humidity: 60%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
2 pm
  • 86°F
  • Feels like:
    91°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph SSW
  • Pressure: 29.8"Hg
  • Humidity: 59%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
3 pm
  • 86°F
  • Feels like:
    91°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph SSW
  • Pressure: 29.77"Hg
  • Humidity: 58%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
4 pm
  • 86°F
  • Feels like:
    91°F
Partly Cloudy
Partly Cloudy
  • Wind: 7mph SW
  • Pressure: 29.77"Hg
  • Humidity: 57%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
5 pm
  • 86°F
  • Feels like:
    91°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 8mph SSW
  • Pressure: 29.74"Hg
  • Humidity: 58%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
6 pm
  • 84°F
  • Feels like:
    90°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 7mph SSW
  • Pressure: 29.74"Hg
  • Humidity: 61%
  • Precip. probability: 3%
  • Precipitation: 0"
  • Visibility: 10mi
7 pm
  • 82°F
  • Feels like:
    88°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 6mph SSW
  • Pressure: 29.71"Hg
  • Humidity: 65%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 10mi
8 pm
  • 81°F
  • Feels like:
    86°F
Few Showers
Few Showers
  • Wind: 4mph SSW
  • Pressure: 29.71"Hg
  • Humidity: 73%
  • Precip. probability: 30%
  • Precipitation: 0.04"
  • Visibility: 10mi
Sunset: 8:36 pm
9 pm
  • 79°F
  • Feels like:
    82°F
Few Showers
Few Showers
  • Wind: 4mph S
  • Pressure: 29.74"Hg
  • Humidity: 79%
  • Precip. probability: 30%
  • Precipitation: 0.04"
  • Visibility: 9mi
10 pm
  • 77°F
  • Feels like:
    81°F
Mostly Cloudy
Mostly Cloudy
  • Wind: 4mph S
  • Pressure: 29.74"Hg
  • Humidity: 83%
  • Precip. probability: 15%
  • Precipitation: 0"
  • Visibility: 9mi
11 pm
  • 75°F
  • Feels like:
    77°F
Cloudy
Cloudy
  • Wind: 4mph S
  • Pressure: 29.74"Hg
  • Humidity: 87%
  • Precip. probability: 24%
  • Precipitation: 0"
  • Visibility: 9mi
Today, in Marietta, a combination of overcast, sunny and rainy weather is anticipated.
With minimal precipitation of 0.04", rainfall is forecasted at 8 pm and 9 pm.
The temperature will vary between the lowest temperature of 69.8°F and the highest temperature of 86°F. The hottest part of the day will be from 1 pm to 5 pm.
The maximum is expected to resemble July's average high of 82.8°F rather than June's. The expected low will be also more similar to what’s common in July than the current June average of 63.7°F.
Updated: Jun 17, 2025 @ 11:40:24 UTC
Published by: Weather U.S. | About Us
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Weather Forecasting & Climate

Marietta, Illinois, USA

  • en: Marietta, Illinois, USA
  • es: Marietta, Illinois, EE.UU.
  • hr: Marijeta, Ilinois, SAD
  • sr: Marijeta, Ilinois, SAD
  • zh: 玛丽埃塔, 伊利诺伊, 美国
  • Latitude: 40.501152°
  • Longitude: -90.392626°
  • Elevation: 650 ft
  • Current time: 6:40am CDT
  • Sunrise: 5:29 am CDT
  • Sunset: 8:36 pm CDT
  • Timezone: America/Chicago
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