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Cottage Grove, Indiana Weather Forecast
Cottage Grove, Indiana Weather
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Click for Hazardous Weather Outlook for Cottage Grove, Indiana
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Weather Forecast for Cottage Grove, Indiana : Union County
Issued: 12:38 am EST Dec 25, 2025 Latitude: 39.5964394 Longitude: -84.8616243 View on Google Maps

MouseOver for Detail Forecast
Overnight Christmas Day Friday Saturday Sunday Monday Tuesday Wednesday
60% chance of rain on Overnight Widespread Fog on Christmas Day 70% chance of rain on Friday Mostly Cloudy on Saturday 70% chance of thunderstorms on Sunday Partly Sunny on Monday Mostly Sunny on Tuesday Partly Sunny on Wednesday
Low: 50°F High: 53°F High: 60°F High: 52°F High: 62°F High: 31°F High: 26°F High: 33°F
Low: 39°F Low: 41°F Low: 46°F Low: 24°F Low: 15°F Low: 19°F  
Rain Widespread Fog Rain Mostly Cloudy Thunderstorms Partly Sunny Mostly Sunny Partly Sunny
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Current Conditions at
HAMILTON - (KHAO)
46°
Mostly Cloudy
as of 2:53 AM EST
Rel. Humidity: 75%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Few at 1100ft, Scattered at 3500ft, Broken at 5000ft
Current Conditions at
DAYTON-WRIGHT BROS - (KMGY)
50°
Cloudy
Rain
as of 3:01 AM EST
Rel. Humidity: 81%
Dew Point: 45°F
Visibility: 4 Miles
Pressure: 30.03 in.
Flight Rule: IFR
Wind Data
3 MPH
Cloud Level(s): Broken at 900ft, Solid Overcast at 1400ft
Current Conditions at
COVINGTON - (KCVG)
55°
Mostly Cloudy
Mist
as of 2:52 AM EST
Rel. Humidity: 93%
Dew Point: 54°F
Visibility: 6 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
9 MPH
220° Southwest
Cloud Level(s): Few at 5000ft, Broken at 7000ft, Broken at 9000ft
Current Conditions at
DAYTON - (KDAY)
46°
Cloudy
as of 2:56 AM EST
Rel. Humidity: 81%
Dew Point: 41°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: IFR
Wind Data
Calm
Cloud Level(s): Solid Overcast at 700ft
60% chance of rain Overnight Overnight... Showers likely, mainly before 4am. Patchy fog after 4am. Otherwise, cloudy, with a steady temperature around 50. West wind around 6 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Widespread Fog on Christmas Day Christmas Day... Widespread fog, mainly before 9am. Otherwise, mostly cloudy, with a high near 53. Northwest wind 5 to 8 mph becoming northeast in the afternoon.
40% chance of rain Thursday Night Thursday Night... A slight chance of rain before 2am, then a chance of rain after 3am. Mostly cloudy, with a low around 39. East wind around 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
70% chance of rain Friday Friday... Rain likely, mainly between 10am and 1pm. Mostly cloudy, with a high near 60. Southeast wind 9 to 11 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 41. North wind 5 to 8 mph.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 52.
30% chance of rain Saturday Night Saturday Night... A chance of showers after 1am. Mostly cloudy, with a low around 46. Chance of precipitation is 30%.
70% chance of thunderstorms Sunday Sunday... A chance of showers and thunderstorms, then showers likely after 1pm. Cloudy, with a high near 62. Chance of precipitation is 70%.
80% chance of rain Sunday Night Sunday Night... Showers. Low around 24. Chance of precipitation is 80%.
Partly Sunny on Monday Monday... Partly sunny, with a high near 31.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 15.
Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 26.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 19.
Partly Sunny on Wednesday Wednesday... Partly sunny, with a high near 33.
Current Radar Image


Sun Almanac for Cottage Grove, Indiana
Sunrise: 07:58 AM
Sunset: 5:21 PM
Civil Sunrise:07:28 AM
Civil Sunset: 5:51 PM
Nautical Sunrise: 06:54 AM
Nautical Sunset: 6:25 PM
Astro Sunrise: 06:22 AM
Astro Sunset: 6:58 PM
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