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

23°F

-5°C

Humidity 78%
Wind Speed Calm
Barometer 30.03 in (1017.5 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 3 Jan 12:54 am EST
Extended Forecast for

2 Miles WNW Lafayette, Purdue University Airport IN

  • Overnight

    Overnight: Cloudy, with a low around 20. Calm wind.

    Low: 20 °F

    Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 33. Light and variable wind.

    High: 33 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming clear, with a low around 16. Light northwest wind.

    Low: 16 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Increasing clouds, with a high near 32. Calm wind.

    High: 32 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 25. Calm wind becoming south 5 to 8 mph in the evening.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 45. South southwest wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 45 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35. South southwest wind around 6 mph.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 51. Southwest wind 6 to 8 mph.

    High: 51 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34. West wind 3 to 5 mph.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Cloudy, with a low around 20. Calm wind.
Saturday
Mostly cloudy, with a high near 33. Light and variable wind.
Saturday Night
Mostly cloudy, then gradually becoming clear, with a low around 16. Light northwest wind.
Sunday
Increasing clouds, with a high near 32. Calm wind.
Sunday Night
Mostly cloudy, with a low around 25. Calm wind becoming south 5 to 8 mph in the evening.
Monday
Mostly sunny, with a high near 45. South southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 35. South southwest wind around 6 mph.
Tuesday
Partly sunny, with a high near 51. Southwest wind 6 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 34. West wind 3 to 5 mph.
Wednesday
Partly sunny, with a high near 50. Calm wind becoming south southwest around 6 mph in the afternoon.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 38.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 55.
Thursday Night
Rain likely. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Friday
A 30 percent chance of rain. Mostly cloudy, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Lafayette, Purdue University Airport IN
 40.45°N 86.97°W (Elev. 719 ft)
Last Update:
1:45 am EST Jan 3, 2026
Forecast Valid:
1am EST Jan 3, 2026-6pm EST Jan 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation