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

57°F

14°C

Humidity 62%
Wind Speed Calm
Barometer 29.98 in (1015.1 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 12 Oct 10:54 pm EDT
Extended Forecast for

Lafayette IN

  • Tonight

    Tonight: Mostly clear, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 75. Calm wind.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 78. Calm wind becoming north around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 53. North northeast wind 3 to 6 mph.

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 68. North northeast wind 3 to 6 mph.

    High: 68 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43. North northeast wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 70. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 70 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 48. Light south southeast wind.

    Low: 48 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 45. Calm wind.
Columbus Day
Sunny, with a high near 75. Calm wind.
Monday Night
Partly cloudy, with a low around 52. Calm wind.
Tuesday
Sunny, with a high near 78. Calm wind becoming north around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 53. North northeast wind 3 to 6 mph.
Wednesday
Partly sunny, with a high near 68. North northeast wind 3 to 6 mph.
Wednesday Night
Mostly clear, with a low around 43. North northeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 70. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 48. Light south southeast wind.
Friday
Mostly sunny, with a high near 75. South wind 5 to 10 mph.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.
Saturday Night
Scattered showers. Partly cloudy, with a low around 49. Chance of precipitation is 50%.
Sunday
A 40 percent chance of showers. Mostly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette IN
 40.44°N 86.85°W (Elev. 633 ft)
Last Update:
10:45 pm EDT Oct 12, 2025
Forecast Valid:
11pm EDT Oct 12, 2025-6pm EDT Oct 19, 2025
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

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