Grantville, KS Weather & Growing Conditions
Overnight
74°F
Partly Cloudy
Partly cloudy, with a low around 74. South wind around 5 mph, with gusts as high as 20 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 74°F | Partly Cloudy | 5 mph S | 7% |
| Saturday | 95°F | Mostly Sunny | 5 to 10 mph S | 14% |
| Saturday Night | 66°F | Showers And Thunderstorms Likely | 5 to 10 mph NW | 82% |
| Sunday | 78°F | Chance Showers And Thunderstorms | 5 to 10 mph N | 44% |
| Sunday Night | 62°F | Chance Showers And Thunderstorms | 5 to 10 mph N | 44% |
| Monday | 70°F | Chance Rain Showers | 5 to 10 mph N | 44% |
| Monday Night | 54°F | Mostly Cloudy | 5 to 10 mph NE | 5% |
| Tuesday | 68°F | Partly Sunny | 5 to 10 mph NE | 2% |
| Tuesday Night | 50°F | Partly Cloudy | 0 to 5 mph NE | 2% |
| Wednesday | 70°F | Mostly Sunny | 0 to 5 mph E | 1% |
| Wednesday Night | 54°F | Partly Cloudy | 0 to 5 mph E | 10% |
| Thursday | 73°F | Chance Rain Showers | 0 to 5 mph E | 30% |
| Thursday Night | 58°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 0 to 5 mph E | 24% |
| Friday | 74°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 26% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Grantville, KS
Last spring frost
Apr 12
First fall frost
Oct 23
Growing season
191 days
Hardiness zone
6b
Explore more for Grantville, KS: full frost dates · planting calendar · Kansas frost dates
Climate data from the nearest NOAA station, Topeka Muni Ap, Ks (5.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.