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Saint Marys, Indiana Weather Forecast
Saint Marys, Indiana Weather
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Weather Forecast for Saint Marys, Indiana : Floyd County
Issued: 4:16 pm EST Dec 18, 2025 Latitude: 38.3558996 Longitude: -85.8646888 View on Google Maps

MouseOver for Detail Forecast
Tonight Friday Saturday Sunday Monday Tuesday Wednesday Christmas Day
90% chance of rain & snow on Tonight 30% chance of snow on Friday Mostly Sunny on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday 30% chance of rain on Tuesday 20% chance of rain on Wednesday 20% chance of rain on Christmas Day
Low: 26°F High: 34°F High: 50°F High: 40°F High: 45°F High: 52°F High: 57°F High: 61°F
Low: 26°F Low: 28°F Low: 23°F Low: 38°F Low: 47°F Low: 53°F  
Rain & Snow Snow Mostly Sunny Mostly Sunny Mostly Sunny Rain Rain Rain
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Current Conditions at
BOWMAN FIELD ARPT - (KLOU)
48°
Feels like 44°F
Cloudy
Light Rain
as of 9:40 PM EST
Rel. Humidity: 87%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.55 in.
Flight Rule: VFR
Wind Data
9 MPH
Gust: 20 MPH
270° West
Cloud Level(s): Few at 1500ft, Broken at 6000ft, Solid Overcast at 7000ft
Current Conditions at
LOUISVILLE - (KSDF)
48°
Feels like 42°F
Cloudy
Light Rain
as of 9:21 PM EST
Rel. Humidity: 81%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 29.54 in.
Flight Rule: VFR
Wind Data
16 MPH
Gust: 24 MPH
290° West
Cloud Level(s): Scattered at 1800ft, Broken at 5500ft, Solid Overcast at 7500ft
Current Conditions at
FORT KNOX - (KFTK)
48°
Feels like 42°F
Cloudy
Rain
as of 9:37 PM EST
Rel. Humidity: 93%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 29.56 in.
Flight Rule: VFR
Wind Data
15 MPH
270° West
Cloud Level(s): Scattered at 1600ft, Scattered at 2100ft, Broken at 2800ft, Solid Overcast at 3600ft
Current Conditions at
FRANKFORT - (KFFT)
Cloudy
as of 8:53 PM EST
Pressure: 29.53 in.
Wind Data
Calm
90% chance of rain & snow Tonight Tonight... Rain and snow showers before 4am, then a slight chance of snow showers after 5am. Low around 26. West wind 9 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
30% chance of snow Friday Friday... A chance of snow showers before 9am, then a chance of flurries between 9am and 11am. Mostly cloudy through mid morning, then gradual clearing, with a high near 34. West wind 11 to 17 mph, with gusts as high as 33 mph. Chance of precipitation is 30%.
Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 26. West wind 6 to 9 mph becoming south after midnight.
Mostly Sunny on Saturday Saturday... Mostly 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 28. Southwest wind 7 to 9 mph becoming northwest after midnight.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 40.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 23.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 45.
40% chance of rain Monday Night Monday Night... A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 38.
30% chance of rain Tuesday Tuesday... A 30 percent chance of showers before 1pm. Cloudy, with a high near 52.
40% chance of rain Tuesday Night Tuesday Night... A 40 percent chance of showers. Mostly cloudy, with a low around 47.
20% chance of rain Wednesday Wednesday... A 20 percent chance of showers. Mostly cloudy, with a high near 57.
30% chance of rain Wednesday Night Wednesday Night... A 30 percent chance of showers. Mostly cloudy, with a low around 53.
20% chance of rain Christmas Day Christmas Day... A 20 percent chance of showers. Mostly cloudy, with a high near 61.
Current Radar Image


Sun Almanac for Saint Marys, Indiana
Sunrise: 07:55 AM
Sunset: 5:25 PM
Civil Sunrise:07:26 AM
Civil Sunset: 5:55 PM
Nautical Sunrise: 06:53 AM
Nautical Sunset: 6:28 PM
Astro Sunrise: 06:20 AM
Astro Sunset: 7:00 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.