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.

Partly Cloudy

24°F

-4°C

Humidity 84%
Wind Speed W 10 mph
Barometer 30.01 in (1016.7 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill14°F (-10°C)
Last update 21 Feb 1:54 am EST
Extended Forecast for

Collegeville IN

  • Overnight

    Overnight: Mostly cloudy, with a low around 25. West wind around 10 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 35. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.

    High: 35 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Snow likely, mainly after 3am. Mostly cloudy, with a low around 23. West northwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Slight Chance
    Snow then
    Snow Likely

  • Sunday

    Sunday: A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 30. Northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 30 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 19. Northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 19 °F

    Chance Snow

  • Monday

    Monday: A 20 percent chance of snow before noon. Partly sunny, with a high near 28.

    High: 28 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 40.

    High: 40 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 25. West wind around 10 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 35. West northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night
Snow likely, mainly after 3am. Mostly cloudy, with a low around 23. West northwest wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday
A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 30. Northwest wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 19. Northwest wind around 15 mph, with gusts as high as 25 mph.
Monday
A 20 percent chance of snow before noon. Partly sunny, with a high near 28.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
Mostly cloudy, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Partly sunny, with a high near 49.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 28.
Thursday
Partly sunny, with a high near 40.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Mostly sunny, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Collegeville IN
 40.92°N 87.16°W
Last Update:
1:21 am CST Feb 21, 2026
Forecast Valid:
1am CST Feb 21, 2026-6pm CST Feb 27, 2026
 
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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