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Petersville, Illinois Weather Forecast
Petersville, Illinois Weather
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Weather Forecast for Petersville, Illinois : Mercer County
Issued: 2:11 pm CST Dec 17, 2025 Latitude: 41.2794761 Longitude: -90.9384777 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Thursday Friday Saturday Sunday Monday Tuesday
Mostly Sunny on This Afternoon 70% chance of rain on Tonight 100% chance of rain & snow on Thursday Mostly Sunny on Friday Partly Sunny on Saturday Sunny on Sunday Partly Sunny on Monday Partly Sunny on Tuesday
High: 38°F Low: 44 °F High: 27 °F High: 31°F High: 43°F High: 35°F High: 42°F High: 47°F
Low: 12°F Low: 24°F Low: 18°F Low: 25°F Low: 34°F  
Mostly Sunny Rain Rain & Snow Mostly Sunny Partly Sunny Sunny Partly Sunny Partly Sunny
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Current Conditions at
MUSCATINE - (KMUT)
39°
Mostly Cloudy
as of 2:35 PM CST
Rel. Humidity: 80%
Dew Point: 34°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
7 MPH
150° Southeast
Current Conditions at
MOLINE - (KMLI)
39°
Clear
as of 1:52 PM CST
Rel. Humidity: 64%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
DAVENPORT - (KDVN)
36°
Clear
as of 1:52 PM CST
Rel. Humidity: 80%
Dew Point: 30°F
Visibility: 10 Miles
Flight Rule: VFR
Wind Data
5 MPH
320° Northwest
Cloud Level(s): Clear
Current Conditions at
BURLINGTON - (KBRL)
39°
Clear
as of 1:53 PM CST
Rel. Humidity: 69%
Dew Point: 30°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
3 MPH
120° Southeast
Cloud Level(s): Clear
Mostly Sunny on This Afternoon This Afternoon... Mostly sunny, with a high near 38. Southeast wind 5 to 10 mph.

70% chance of rain Tonight Tonight... Rain likely, mainly after 5am. Increasing clouds, with a temperature rising to around 44 by 4am. South wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

100% chance of rain & snow Thursday Thursday... Rain before 3pm, then a slight chance of snow showers between 3pm and 5pm. Temperature falling to around 27 by 5pm. Breezy, with a southwest wind 15 to 25 mph becoming west in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

30% chance of snow Thursday Night Thursday Night... Scattered snow showers, mainly before 7pm. Mostly cloudy, with a low around 12. Wind chill values as low as zero. Breezy, with a west wind 20 to 25 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 30%.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 31.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 24.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 43.

Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 18.

Sunny on Sunday Sunday... Sunny, with a high near 35.

Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 25.

Partly Sunny on Monday Monday... Partly sunny, with a high near 42.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 34.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 47.

Current Radar Image


Sun Almanac for Petersville, Illinois
Sunrise: 07:24 AM
Sunset: 4:36 PM
Civil Sunrise:06:53 AM
Civil Sunset: 5:07 PM
Nautical Sunrise: 06:18 AM
Nautical Sunset: 5:42 PM
Astro Sunrise: 05:44 AM
Astro Sunset: 6:16 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.