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

56°F

13°C

Humidity 55%
Wind Speed Calm
Barometer 30.04 in (1017.2 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 19 Mar 10:54 pm EDT
Extended Forecast for

Collegeville IN

  • Tonight

    Tonight: Mostly cloudy, with a low around 47. Southeast wind 5 to 10 mph becoming south southwest after midnight. Winds could gust as high as 15 mph.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 72. Southwest wind 10 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 72 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40. North wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 68. East wind 5 to 10 mph becoming southwest in the afternoon.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 47. Southeast wind 5 to 10 mph becoming south southwest after midnight. Winds could gust as high as 15 mph.
Friday
Partly sunny, with a high near 72. Southwest wind 10 to 15 mph becoming north northwest in the afternoon. Winds could gust as high as 25 mph.
Friday Night
Mostly cloudy, with a low around 40. North wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday
Sunny, with a high near 68. East wind 5 to 10 mph becoming southwest in the afternoon.
Saturday Night
Mostly clear, with a low around 51. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Partly sunny, with a high near 73.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 46.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Mostly cloudy, with a high near 54.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 58.
Wednesday Night
Mostly cloudy, with a low around 46.
Thursday
A 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:
Collegeville IN
 40.92°N 87.16°W
Last Update:
9:11 pm CDT Mar 19, 2026
Forecast Valid:
10pm CDT Mar 19, 2026-6pm CDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation