Harman US

Grainfield, KS Weather & Growing Conditions

Overnight
65°F
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 1am. Partly cloudy. Low around 65, with temperatures rising to around 68 overnight. Northwest wind 5 to 10 mph. Chance of precipitation is 20%.

7-day forecast

WhenTempForecastWindPrecip
Overnight 65°F Slight Chance Showers And Thunderstorms 5 to 10 mph NW 21%
Saturday 82°F Partly Sunny 5 to 15 mph N 14%
Saturday Night 60°F Chance Showers And Thunderstorms 10 to 15 mph NE 53%
Sunday 70°F Chance Rain Showers then Mostly Cloudy 10 mph NE 31%
Sunday Night 57°F Mostly Cloudy then Slight Chance Rain Showers 5 to 10 mph NE 19%
Monday 72°F Slight Chance Rain Showers then Partly Sunny 5 mph N 19%
Monday Night 55°F Partly Cloudy 5 to 10 mph E 10%
Tuesday 71°F Partly Sunny 5 to 10 mph SE 11%
Tuesday Night 57°F Mostly Cloudy then Chance Rain Showers 10 mph SE 25%
Wednesday 74°F Chance Rain Showers 15 mph SE 27%
Wednesday Night 60°F Chance Rain Showers 10 to 15 mph S 51%
Thursday 76°F Chance Rain Showers 10 mph S 51%
Thursday Night 60°F Chance Rain Showers 5 to 10 mph SE 34%
Friday 76°F Chance Rain Showers 10 mph SE 34%

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

Growing snapshot for Grainfield, KS

Last spring frost
Apr 24
First fall frost
Oct 18
Growing season
176 days
Hardiness zone
6a

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

Climate data from the nearest NOAA station, Quinter, Ks (13.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.