Hamilton, Illinois Weather
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Weather Forecast for Hamilton, Illinois : Hancock County
Issued: 12:46 pm CDT Jun 2, 2025 Latitude: 40.3964333 Longitude: -91.3390389 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Tuesday Wednesday Thursday Friday Saturday Sunday
Smoke on This Afternoon Smoke on Tonight 40% chance of thunderstorms on Tuesday 50% chance of thunderstorms on Wednesday 30% chance of on Thursday 30% chance of rain on Friday Partly Sunny on Saturday 40% chance of rain on Sunday
High: 89°F Low: 70°F High: 78°F High: 72°F High: 77°F High: 80°F High: 80°F High: 79°F
Low: 61°F Low: 60°F Low: 63°F Low: 60°F Low: 62°F  
Smoke Smoke Thunderstorms Thunderstorms Partly Sunny Rain Partly Sunny Rain
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Current Conditions at
KEOKUK MUNICIPAL - (KEOK)
82°
Clear
as of 12:35 PM CDST
Rel. Humidity: 58%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
9 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
FORT MADISON - (KFSW)
82°
Clear
as of 12:35 PM CDST
Rel. Humidity: 54%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
10 MPH
150° Southeast
Cloud Level(s): Clear
Smoke on This Afternoon This Afternoon... Patchy smoke. Mostly sunny, with a high near 89. South wind 10 to 15 mph, with gusts as high as 20 mph.
Smoke on Tonight Tonight... Patchy smoke before 10pm. Partly cloudy, with a low around 70. South wind around 10 mph, with gusts as high as 20 mph.
40% chance of thunderstorms Tuesday Tuesday... A 40 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 78. South wind around 15 mph, with gusts as high as 25 mph.
90% chance of thunderstorms Tuesday Night Tuesday Night... Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 61. Southwest wind around 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
50% chance of thunderstorms Wednesday Wednesday... A chance of showers and thunderstorms. Mostly cloudy, with a high near 72. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
30% chance of rain Wednesday Night Wednesday Night... A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 60.
30% chance of Thursday Thursday... A 30 percent chance of showers after 1pm. Partly sunny, with a high near 77.
40% chance of thunderstorms Thursday Night Thursday Night... A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63.
30% chance of rain Friday Friday... A 30 percent chance of showers. Mostly sunny, with a high near 80.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 60.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 80.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 62.
40% chance of rain Sunday Sunday... A 40 percent chance of showers. Mostly sunny, with a high near 79.
Sun Almanac for Hamilton, Illinois
Sunrise: 05:37 AM
Sunset: 8:30 PM
Civil Sunrise:05:04 AM
Civil Sunset: 9:03 PM
Nautical Sunrise: 04:23 AM
Nautical Sunset: 9:44 PM
Astro Sunrise: 03:36 AM
Astro Sunset: 10:31 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.