Weather forecast for 10 days
Marietta, IL

Weather forecast for the weekend

Saturday, May 3.

Mostly Sunny
5:55 am

8:00 pm
CDT
Mostly Sunny
70°F / 45°F
  • Wind: 8mph WNW
  • Humidity: 49%
  • Precip. probability: 5%
  • Precipitation: 0"
  • UV index: 8
On Saturday, May 3, sunshine will prevail for most of the day.
Temperatures are expected to peak at a delightful 69.8°F and drop to a minimum of a brisk 44.6°F.
The day’s maximum of 69.8°F shows a shift toward May's pattern over April's.
Sunrise will be at 5:55 am and sunset at 8:00 pm; the daylight will last for 14h and 5min.

Sunday, May 4.

Mostly Sunny
5:54 am

8:01 pm
CDT
Mostly Sunny
75°F / 50°F
  • Wind: 11mph SSE
  • Humidity: 49%
  • Precip. probability: 8%
  • Precipitation: 0"
  • UV index: 8
On Sunday, May 4, dry and sunny weather is expected throughout the day.
The maximum temperature will be a temperate 75.2°F, while the minimum temperature will be a fresh 50°F.
On Sunday, the forecasted high will be higher and closer to May's typical value of 72°F than April's 61.3°F.
Sunrise will be at 5:54 am and sunset at 8:01 pm; the daylight will last for 14h and 7min.

Frequently asked questions

What is the weather forecast for Marietta for Saturday?
On Saturday, open skies and radiant sunshine are expected.
What will be the maximum temperature on Saturday?
On Saturday, the maximum temperature will be 69.8°F, while the minimum temperature will be 44.6°F.
What is the weather forecast for Marietta for Sunday?
On Sunday, open skies and radiant sunshine are expected.
What will be the highest temperature on Sunday?
On Sunday, the highest temperature will be 75.2°F, while the lowest temperature will be 50°F.
What is the weather forecast for Marietta for the next ten days?
In Marietta, weather will be unstable, and a combination of sun-filled, rain-soaked, overcast and thunderstorm-prone weather is expected for the next ten days.
Will it rain in the next ten days?
Rainfall is predicted for Wednesday through Friday in Marietta. With moderate precipitation of 0.59", Wednesday will be the day with the most rainfall.
How hot will it be in the next ten days?
The maximum temperature will vary between 66.2°F and 86°F, as the minimum temperature will vary between 44.6°F and 66.2°F.
What will be the hottest and the coldest days?
Today is the hottest day, with a maximum temperature of 86°F. With a maximum temperature of 66.2°F, Wednesday will be the coldest day.

Long-term weather forecast

MonApr 28.
  • 86°F
  • 66°F
Mostly Sunny / Wind
Mostly Sunny / Wind
  • Wind: 23mph S
  • Humidity: 55%
  • UV index: 7
  • Precip. probability: 2%
  • Precipitation: 0"
  • 6:02 am 7:55 pm CDT
TueApr 29.
  • 70°F
  • 52°F
Cloudy
Cloudy
  • Wind: 17mph WNW
  • Humidity: 59%
  • UV index: 5
  • Precip. probability: 15%
  • Precipitation: 0"
  • 6:00 am 7:56 pm CDT
WedApr 30.
  • 66°F
  • 59°F
Rain
Rain
  • Wind: 12mph ESE
  • Humidity: 77%
  • UV index: 3
  • Precip. probability: 67%
  • Precipitation: 0.59"
  • 5:59 am 7:57 pm CDT
ThuMay 1.
  • 70°F
  • 52°F
Scattered Thunderstorms
Scattered Thunderstorms
  • Wind: 11mph WSW
  • Humidity: 82%
  • UV index: 3
  • Precip. probability: 57%
  • Precipitation: 0.31"
  • 5:58 am 7:58 pm CDT
FriMay 2.
  • 68°F
  • 45°F
PM Showers
PM Showers
  • Wind: 15mph WNW
  • Humidity: 58%
  • UV index: 7
  • Precip. probability: 38%
  • Precipitation: 0.04"
  • 5:57 am 7:59 pm CDT
SatMay 3.
  • 70°F
  • 45°F
Mostly Sunny
Mostly Sunny
  • Wind: 8mph WNW
  • Humidity: 49%
  • UV index: 8
  • Precip. probability: 5%
  • Precipitation: 0"
  • 5:55 am 8:00 pm CDT
SunMay 4.
  • 75°F
  • 50°F
Mostly Sunny
Mostly Sunny
  • Wind: 11mph SSE
  • Humidity: 49%
  • UV index: 8
  • Precip. probability: 8%
  • Precipitation: 0"
  • 5:54 am 8:01 pm CDT
MonMay 5.
  • 79°F
  • 55°F
Mostly Sunny
Mostly Sunny
  • Wind: 11mph SSE
  • Humidity: 47%
  • UV index: 8
  • Precip. probability: 7%
  • Precipitation: 0"
  • 5:53 am 8:03 pm CDT
TueMay 6.
  • 82°F
  • 59°F
Mostly Sunny
Mostly Sunny
  • Wind: 10mph S
  • Humidity: 47%
  • UV index: 8
  • Precip. probability: 12%
  • Precipitation: 0"
  • 5:52 am 8:04 pm CDT
WedMay 7.
  • 82°F
  • 59°F
Mostly Sunny
Mostly Sunny
  • Wind: 10mph S
  • Humidity: 49%
  • UV index: 8
  • Precip. probability: 14%
  • Precipitation: 0"
  • 5:51 am 8:05 pm CDT
Over the course of the next ten days, expect shifting weather, and a mix of sun-filled, rain-soaked, cloudy and unstable weather is anticipated.
Rainfall is predicted for Wednesday through Friday.
Noticeable swings in temperature are expected over the next several days. The temperature is expected to swing from 66.2°F up to 86°F, while there will be also a marked difference in overnight low temperatures, as nighttime lows are forecast to fall between 44.6°F and 66.2°F.
The hottest day is today, with a maximum temperature of 86°F; expect the coldest day on Wednesday with a high of 66.2°F.
Updated: Apr 28, 2025 @ 15:39:04 UTC
Published by: Weather U.S. | About Us
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