National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Lafayette, Purdue University Airport (KLAF)

Lat: 40.41°NLon: 86.95°WElev: 604ft.

Overcast

63°F

17°C

Humidity 65%
Wind Speed E 7 mph
Barometer 30.25 in (1024.1 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 1 Nov 7:54 pm EST
Extended Forecast for

Dayton IN

  • Tonight

    Tonight: Scattered sprinkles between 11pm and 4am, then patchy drizzle after 4am. Cloudy, with a low around 55. South southeast wind 5 to 7 mph.

    Low: 55 °F

    Cloudy then
    Patchy
    Drizzle

  • Monday

    Monday: Patchy drizzle before 9am, then isolated showers between 9am and 1pm. Cloudy, with a high near 67. South wind 8 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 67 °F

    Patchy
    Drizzle

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 59. South wind around 14 mph, with gusts as high as 24 mph.

    Low: 59 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 76. Breezy, with a south wind 16 to 21 mph, with gusts as high as 30 mph.

    High: 76 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Showers, mainly after 1am. Low around 60. South wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 60 °F

    Chance
    Showers then
    Showers

  • Wednesday

    Wednesday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 70. South wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 70 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before 1am. Partly cloudy, with a low around 47. Southwest wind 5 to 8 mph.

    Low: 47 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: A 20 percent chance of rain after 1pm. Partly sunny, with a high near 64. Southwest wind 5 to 10 mph.

    High: 64 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 45. West wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Tonight
Scattered sprinkles between 11pm and 4am, then patchy drizzle after 4am. Cloudy, with a low around 55. South southeast wind 5 to 7 mph.
Monday
Patchy drizzle before 9am, then isolated showers between 9am and 1pm. Cloudy, with a high near 67. South wind 8 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 59. South wind around 14 mph, with gusts as high as 24 mph.
Tuesday
Partly sunny, with a high near 76. Breezy, with a south wind 16 to 21 mph, with gusts as high as 30 mph.
Tuesday Night
Showers, mainly after 1am. Low around 60. South wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 70. South wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 20 percent chance of rain before 1am. Partly cloudy, with a low around 47. Southwest wind 5 to 8 mph.
Thursday
A 20 percent chance of rain after 1pm. Partly sunny, with a high near 64. Southwest wind 5 to 10 mph.
Thursday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 45. West wind around 5 mph becoming calm in the evening.
Friday
A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 60. Northwest wind 3 to 8 mph.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
Partly sunny, with a high near 58.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
A 20 percent chance of rain. Mostly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dayton IN
 40.37°N 86.77°W (Elev. 666 ft)
Last Update:
8:15 pm EST Nov 1, 2026
Forecast Valid:
8pm EST Nov 1, 2026-6pm EST Nov 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation