Lenexa, KS Weather & Growing Conditions
Tonight
48°F
Cloudy
Cloudy, with a low around 48. West northwest wind around 13 mph, with gusts as high as 21 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Cloudy | 13 mph WNW | 9% |
| Wednesday | 57°F | Partly Sunny | 8 to 13 mph W | 3% |
| Wednesday Night | 42°F | Mostly Clear | 6 mph W | 4% |
| Thursday | 57°F | Mostly Sunny then Slight Chance Rain Showers | 8 mph WNW | 15% |
| Thursday Night | 43°F | Mostly Cloudy | 6 mph NNW | 2% |
| Friday | 55°F | Partly Sunny | 7 mph N | 5% |
| Friday Night | 40°F | Partly Cloudy | 0 to 3 mph N | 0% |
| Saturday | 58°F | Partly Sunny | 3 mph W | 2% |
| Saturday Night | 40°F | Mostly Clear | 3 mph WSW | 6% |
| Sunday | 64°F | Sunny | 6 mph W | 5% |
| Sunday Night | 42°F | Mostly Clear | 6 mph SW | 0% |
| Monday | 67°F | Sunny | 6 to 9 mph SSW | 0% |
| Monday Night | 46°F | Mostly Clear | 6 mph SW | 0% |
| Tuesday | 68°F | Sunny | 6 mph SSW | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lenexa, KS
Last spring frost
Apr 10
First fall frost
Oct 29
Growing season
202 days
Hardiness zone
6b
Explore more for Lenexa, KS: full frost dates · planting calendar · Kansas frost dates
Climate data from the nearest NOAA station, Olathe 3E, Ks (4.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.