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.

Fair

66°F

19°C

Humidity 56%
Wind Speed W 15 mph
Barometer 29.60 in (1002.1 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 15 Nov 5:54 pm EST
Extended Forecast for

Lafayette IN

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 36. Northwest wind around 11 mph, with gusts as high as 21 mph.

    Low: 36 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 49. Northwest wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 49 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28. West northwest wind around 6 mph becoming calm after midnight.

    Low: 28 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 49. Calm wind.

    High: 49 °F

    Sunny

  • Monday Night

    Monday Night: Rain likely, mainly after 1am. Mostly cloudy, with a low around 37. Calm wind becoming east southeast around 6 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Chance Rain
    then Rain
    Likely

  • Tuesday

    Tuesday: A 40 percent chance of rain. Cloudy, with a high near 49. East southeast wind around 8 mph.

    High: 49 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 37. East northeast wind around 7 mph.

    Low: 37 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A 20 percent chance of rain after 1pm. Mostly cloudy, with a high near 52. East wind around 6 mph.

    High: 52 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain, mainly after 1am. Mostly cloudy, with a low around 41. Light east wind.

    Low: 41 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 36. Northwest wind around 11 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 49. Northwest wind 9 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Mostly clear, with a low around 28. West northwest wind around 6 mph becoming calm after midnight.
Monday
Sunny, with a high near 49. Calm wind.
Monday Night
Rain likely, mainly after 1am. Mostly cloudy, with a low around 37. Calm wind becoming east southeast around 6 mph after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 40 percent chance of rain. Cloudy, with a high near 49. East southeast wind around 8 mph.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 37. East northeast wind around 7 mph.
Wednesday
A 20 percent chance of rain after 1pm. Mostly cloudy, with a high near 52. East wind around 6 mph.
Wednesday Night
A 30 percent chance of rain, mainly after 1am. Mostly cloudy, with a low around 41. Light east wind.
Thursday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 58. East wind 5 to 8 mph. Chance of precipitation is 60%.
Thursday Night
Rain likely and possibly a thunderstorm. Mostly cloudy, with a low around 49. Chance of precipitation is 70%.
Friday
Rain likely. Mostly cloudy, with a high near 60. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 41.
Saturday
A 20 percent chance of rain. Partly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lafayette IN
 40.4°N 86.86°W (Elev. 656 ft)
Last Update:
6:15 pm EST Nov 15, 2025
Forecast Valid:
6pm EST Nov 15, 2025-6pm EST Nov 22, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation