Harman US

Grenola, KS Weather & Growing Conditions

Overnight
73°F
Clear
Clear, with a low around 73. South wind around 8 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 73°F Clear 8 mph S 1%
Saturday 98°F Sunny 8 to 15 mph SSW 6%
Saturday Night 70°F Chance Showers And Thunderstorms 5 to 12 mph S 64%
Sunday 89°F Showers And Thunderstorms Likely 6 mph E 60%
Sunday Night 63°F Showers And Thunderstorms Likely 7 mph NNE 63%
Monday 79°F Chance Showers And Thunderstorms then Partly Sunny 7 to 10 mph N 34%
Monday Night 56°F Partly Cloudy 6 to 9 mph NNE 7%
Tuesday 75°F Mostly Sunny 9 mph NE 5%
Tuesday Night 53°F Partly Cloudy 7 mph NE 0%
Wednesday 76°F Mostly Sunny 6 mph ENE 3%
Wednesday Night 55°F Partly Cloudy 5 mph E 7%
Thursday 79°F Chance Rain Showers 5 mph ESE 27%
Thursday Night 60°F Slight Chance Rain Showers 5 mph ESE 23%
Friday 81°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 6 mph ESE 27%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Grenola, KS

Last spring frost
Apr 17
First fall frost
Oct 22
Growing season
186 days
Hardiness zone
7a

Explore more for Grenola, KS: full frost dates · planting calendar · Kansas frost dates

Climate data from the nearest NOAA station, Howard, Ks (13.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.