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Riverton, Indiana Weather Forecast
Riverton, Indiana Weather
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Weather Forecast for Riverton, Indiana : Sullivan County
Issued: 12:02 pm EST Dec 18, 2025 Latitude: 39.0203202 Longitude: -87.567801 View on Google Maps

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This Afternoon Tonight Friday Saturday Sunday Monday Tuesday Wednesday
100% chance of rain on This Afternoon 60% chance of rain & snow on Tonight Mostly Cloudy on Friday Partly Sunny on Saturday Sunny on Sunday Partly Sunny on Monday 20% chance of rain on Tuesday 20% chance of rain on Wednesday
High: 55°F Low: 22°F High: 34°F High: 50°F High: 39°F High: 43°F High: 54°F High: 56°F
Low: 26°F Low: 24°F Low: 24°F Low: 36°F Low: 44°F  
Rain Rain & Snow Mostly Cloudy Partly Sunny Sunny Partly Sunny Rain Rain
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Current Conditions at
ROBINSON - (KRSV)
50°
Feels like 43°F
Cloudy
Mist
as of 10:55 AM CST
Rel. Humidity: 100%
Dew Point: 50°F
Visibility: 5 Miles
Pressure: 29.64 in.
Flight Rule: MVFR
Wind Data
20 MPH
Gust: 26 MPH
170° South
Cloud Level(s): Broken at 1000ft, Broken at 1400ft, Solid Overcast at 1900ft
Current Conditions at
LAWRENCEVILLE - (KLWV)
48°
Feels like 40°F
Cloudy
as of 10:53 AM CST
Rel. Humidity: 93%
Dew Point: 46°F
Visibility: 7 Miles
Pressure: 29.68 in.
Flight Rule: MVFR
Wind Data
23 MPH
180° South
Cloud Level(s): Solid Overcast at 1000ft
Current Conditions at
MOUNT CARMEL MUNI - (KAJG)
52°
Clear
as of 10:55 AM CST
Rel. Humidity: 93%
Dew Point: 50°F
Pressure: 29.68 in.
Wind Data
18 MPH
160° South
Current Conditions at
TERRE HAUTE - (KHUF)
50°
Feels like 44°F
Cloudy
Light Rain
as of 11:53 AM EST
Rel. Humidity: 93%
Dew Point: 48°F
Visibility: 9 Miles
Pressure: 29.63 in.
Flight Rule: MVFR
Wind Data
17 MPH
160° South
Cloud Level(s): Solid Overcast at 1200ft
100% chance of rain This Afternoon This Afternoon... Showers. High near 55. Breezy, with a south wind around 25 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
60% chance of rain & snow Tonight Tonight... Rain showers likely before midnight, then scattered snow showers between midnight and 3am. Mostly cloudy, with a low around 22. Blustery, with a west northwest wind 10 to 15 mph increasing to 17 to 22 mph after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Mostly Cloudy on Friday Friday... Mostly cloudy, then gradually becoming sunny, with a high near 34. West northwest wind 8 to 16 mph, with gusts as high as 25 mph.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 26. South wind 6 to 11 mph, with gusts as high as 21 mph.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 50. South wind 10 to 14 mph, with gusts as high as 25 mph.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 24. West southwest wind around 7 mph becoming northwest after midnight.
Sunny on Sunday Sunday... Sunny, with a high near 39. Northwest wind 5 to 7 mph.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 24. Light and variable wind becoming east southeast around 5 mph after midnight.
Partly Sunny on Monday Monday... Partly sunny, with a high near 43. Southeast wind 6 to 8 mph.
20% chance of rain Monday Night Monday Night... A 20 percent chance of rain. Mostly cloudy, with a low around 36. South wind around 7 mph.
20% chance of rain Tuesday Tuesday... A 20 percent chance of rain. Mostly cloudy, with a high near 54.
20% chance of rain Tuesday Night Tuesday Night... A 20 percent chance of rain. Mostly cloudy, with a low around 44.
20% chance of rain Wednesday Wednesday... A 20 percent chance of rain. Mostly cloudy, with a high near 56.
Current Radar Image


Sun Almanac for Riverton, Indiana
Sunrise: 08:04 AM
Sunset: 5:30 PM
Civil Sunrise:07:34 AM
Civil Sunset: 6:00 PM
Nautical Sunrise: 07:01 AM
Nautical Sunset: 6:34 PM
Astro Sunrise: 06:28 AM
Astro Sunset: 7:06 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.