Mendon, Illinois Weather
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Weather Forecast for Mendon, Illinois : Adams County
Issued: 11:52 am CDT Jun 2, 2025 Latitude: 40.0883795 Longitude: -91.2837565 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 60% chance of thunderstorms on Wednesday 30% chance of thunderstorms on Thursday 40% chance of thunderstorms on Friday 20% chance of on Saturday 40% chance of thunderstorms on Sunday
High: 89°F Low: 69°F High: 83°F High: 72°F High: 77°F High: 80°F High: 79°F High: 79°F
Low: 63°F Low: 61°F Low: 63°F Low: 61°F Low: 63°F  
Mostly Sunny Cloudy Thunderstorms Thunderstorms Thunderstorms Thunderstorms Partly Sunny 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
KEOKUK MUNICIPAL - (KEOK)
82°
Clear
as of 12:55 PM CDST
Rel. Humidity: 58%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
10 MPH
210° Southwest
Cloud Level(s): Clear
Current Conditions at
FORT MADISON - (KFSW)
82°
Clear
as of 12:55 PM CDST
Rel. Humidity: 54%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
12 MPH
180° 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 89. South wind 10 to 13 mph, with gusts as high as 20 mph.
Cloudy on Tonight Tonight... Partly cloudy, with a low around 69. South wind 10 to 14 mph, with gusts as high as 23 mph.
60% chance of thunderstorms Tuesday Tuesday... A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a high near 83. South wind 14 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
90% chance of thunderstorms Tuesday Night Tuesday Night... Showers and thunderstorms before 10pm, then showers and possibly a thunderstorm after 10pm. Low around 63. Southwest wind 10 to 13 mph becoming northwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 90%.
60% 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. North wind around 10 mph. Chance of precipitation is 60%.
30% chance of rain Wednesday Night Wednesday Night... A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 61.
30% 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 77. Chance of precipitation is 30%.
40% chance of thunderstorms Thursday Night Thursday Night... A 40 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 80.
20% chance of thunderstorms Friday Night Friday Night... A slight chance of showers and thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 20%.
20% chance of Saturday Saturday... A 20 percent chance of showers. Partly 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 63.
40% chance of thunderstorms Sunday Sunday... A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79.
Current Radar Image


Sun Almanac for Mendon, Illinois
Sunrise: 05:37 AM
Sunset: 8:29 PM
Civil Sunrise:05:05 AM
Civil Sunset: 9:01 PM
Nautical Sunrise: 04:24 AM
Nautical Sunset: 9:42 PM
Astro Sunrise: 03:38 AM
Astro Sunset: 10:29 PM
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