West Lafayette, IN Weather & Growing Conditions
This Afternoon
66°F
Slight Chance Light Rain
A slight chance of rain before 2pm. Mostly cloudy. High near 66, with temperatures falling to around 61 in the afternoon. Southwest wind 12 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 66°F | Slight Chance Light Rain | 12 to 15 mph SW | 22% |
| Tonight | 47°F | Cloudy | 6 to 10 mph SW | 6% |
| Thursday | 59°F | Mostly Cloudy | 8 to 14 mph SW | 7% |
| Thursday Night | 43°F | Chance Light Rain then Scattered Rain Showers | 2 to 8 mph W | 29% |
| Friday | 54°F | Scattered Rain Showers | 5 to 10 mph NNW | 29% |
| Friday Night | 37°F | Partly Cloudy | 3 to 10 mph NW | 8% |
| Saturday | 54°F | Mostly Sunny | 6 mph NW | 1% |
| Saturday Night | 33°F | Partly Cloudy | 0 to 3 mph WNW | 1% |
| Sunday | 59°F | Sunny | 0 to 8 mph W | 4% |
| Sunday Night | 34°F | Mostly Clear | 1 to 5 mph W | 4% |
| Monday | 62°F | Sunny | 1 to 7 mph SW | 2% |
| Monday Night | 39°F | Mostly Clear | 5 mph SW | 1% |
| Tuesday | 66°F | Sunny | 2 to 6 mph W | 1% |
| Tuesday Night | 38°F | Mostly Clear | 0 to 3 mph NNW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for West Lafayette, IN
Last spring frost
Apr 26
First fall frost
Oct 18
Growing season
173 days
Hardiness zone
6a
Explore more for West Lafayette, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Lafayette Purdue Univ Ap, In (1.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.