Lafayette, IN Weather & Growing Conditions
Today
66°F
Slight Chance Rain Showers
A slight chance of rain showers before 2pm. 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 |
|---|---|---|---|---|
| Today | 66°F | Slight Chance Rain Showers | 12 to 15 mph SW | 22% |
| Tonight | 49°F | Mostly Cloudy | 12 mph SW | 6% |
| Thursday | 61°F | Partly Sunny then Isolated Rain Showers | 10 to 14 mph SW | 16% |
| Thursday Night | 45°F | 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 | 58°F | Sunny | 1 to 8 mph W | 4% |
| Sunday Night | 34°F | Mostly Clear | 1 to 6 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 Lafayette, IN
Last spring frost
Apr 26
First fall frost
Oct 18
Growing season
173 days
Hardiness zone
6a
Explore more for Lafayette, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Lafayette Purdue Univ Ap, In (2.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.