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.

Mostly Cloudy

76°F

24°C

Humidity 60%
Wind Speed S 5 mph
Barometer 30.15 in (1020.8 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 3 Oct 7:54 pm EDT
Extended Forecast for

Lafayette IN

  • Tonight

    Tonight: Isolated showers before 9pm. Mostly clear, with a low around 63. Light south southwest wind. Chance of precipitation is 20%.

    Low: 63 °F

    Isolated
    Showers then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 86. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 86 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 60. South wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 85. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 85 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. South wind 5 to 7 mph.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Sunny, with a high near 85. South southwest wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Partly cloudy, with a low around 62. South southwest wind 3 to 6 mph. Chance of precipitation is 60%.

    Low: 62 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 74. Light and variable wind becoming north northwest 5 to 7 mph in the morning. Chance of precipitation is 60%.

    High: 74 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers, mainly before 8pm. Mostly cloudy, with a low around 49. North northeast wind 5 to 7 mph.

    Low: 49 °F

    Chance
    Showers

Detailed Forecast

Tonight
Isolated showers before 9pm. Mostly clear, with a low around 63. Light south southwest wind. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 86. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Saturday Night
Clear, with a low around 60. South wind around 5 mph becoming calm in the evening.
Sunday
Sunny, with a high near 85. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 63. South wind 5 to 7 mph.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Sunny, with a high near 85. South southwest wind 5 to 7 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Partly cloudy, with a low around 62. South southwest wind 3 to 6 mph. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 74. Light and variable wind becoming north northwest 5 to 7 mph in the morning. Chance of precipitation is 60%.
Tuesday Night
A 30 percent chance of showers, mainly before 8pm. Mostly cloudy, with a low around 49. North northeast wind 5 to 7 mph.
Wednesday
Sunny, with a high near 68. Northeast wind 5 to 8 mph.
Wednesday Night
Mostly clear, with a low around 44.
Thursday
Sunny, with a high near 69.
Thursday Night
Mostly clear, with a low around 45.
Friday
Sunny, with a high near 74.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette IN
 40.42°N 86.88°W (Elev. 630 ft)
Last Update:
8:45 pm EDT Oct 3, 2025
Forecast Valid:
8pm EDT Oct 3, 2025-6pm EDT Oct 10, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation