Mount Sterling, Illinois Weather
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Weather Forecast for Mount Sterling, Illinois : Brown County
Issued: 1:22 pm CDT Jun 2, 2025 Latitude: 39.9872707 Longitude: -90.763463 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Tuesday Wednesday Thursday Friday Saturday Sunday
Mostly Sunny on This Afternoon Cloudy on Tonight 60% chance of thunderstorms on Tuesday 70% chance of thunderstorms on Wednesday 40% chance of thunderstorms on Thursday 40% chance of thunderstorms on Friday 20% chance of rain on Saturday 40% chance of thunderstorms on Sunday
High: 88°F Low: 67°F High: 83°F High: 72°F High: 78°F High: 79°F High: 79°F High: 78°F
Low: 63°F Low: 60°F Low: 63°F Low: 60°F Low: 61°F  
Mostly Sunny Cloudy Thunderstorms Thunderstorms Thunderstorms Thunderstorms Rain Thunderstorms
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Current Conditions at
QUINCY - (KUIN)
82°
Clear
as of 12:54 PM CDST
Rel. Humidity: 54%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
10 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
PITTSFIELD - (KPPQ)
82°
Clear
as of 12:55 PM CDST
Rel. Humidity: 61%
Dew Point: 68°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
9 MPH
150° Southeast
Cloud Level(s): Clear
Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
81°
Clear
as of 12:55 PM CDST
Rel. Humidity: 54%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
10 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
82°
Clear
as of 12:55 PM CDST
Rel. Humidity: 54%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.97 in.
Flight Rule: VFR
Wind Data
9 MPH
180° South
Cloud Level(s): Clear
Mostly Sunny on This Afternoon This Afternoon... Mostly sunny, with a high near 88. South wind around 11 mph.
Cloudy on Tonight Tonight... Partly cloudy, with a low around 67. South wind around 11 mph, with gusts as high as 21 mph.
60% chance of thunderstorms Tuesday Tuesday... A chance of showers before 1pm, then showers likely and possibly a thunderstorm between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 83. South wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
80% chance of thunderstorms Tuesday Night Tuesday Night... Showers and possibly a thunderstorm. Low around 63. South wind 8 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
70% chance of thunderstorms Wednesday Wednesday... Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 72. Northwest wind around 9 mph becoming north in the afternoon. Chance of precipitation is 70%.
40% chance of rain Wednesday Night Wednesday Night... A 40 percent chance of showers. Mostly cloudy, with a low around 60.
40% chance of thunderstorms Thursday Thursday... A slight chance of showers before 10am, then a slight chance of showers and thunderstorms between 10am and 1pm, then a chance of showers after 1pm. Mostly cloudy, with a high near 78. Chance of precipitation is 40%.
50% chance of thunderstorms Thursday Night Thursday Night... A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 63.
40% chance of thunderstorms Friday Friday... A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79.
30% chance of thunderstorms Friday Night Friday Night... A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 60. Chance of precipitation is 30%.
20% chance of rain Saturday Saturday... A 20 percent chance of showers. Mostly sunny, with a high near 79.
30% chance of thunderstorms Saturday Night Saturday Night... A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
40% chance of thunderstorms Sunday Sunday... A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Current Radar Image


Sun Almanac for Mount Sterling, Illinois
Sunrise: 05:36 AM
Sunset: 8:27 PM
Civil Sunrise:05:03 AM
Civil Sunset: 8:59 PM
Nautical Sunrise: 04:23 AM
Nautical Sunset: 9:39 PM
Astro Sunrise: 03:36 AM
Astro Sunset: 10:26 PM
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