Grainfield, KS Weather & Growing Conditions
Today
55°F
Sunny
Sunny. High near 55, with temperatures falling to around 52 in the afternoon. Northwest wind 5 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 55°F | Sunny | 5 to 10 mph NW | 0% |
| Tonight | 35°F | Partly Cloudy | 0 to 10 mph N | 5% |
| Thursday | 51°F | Partly Sunny | 5 to 10 mph NW | 6% |
| Thursday Night | 30°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Friday | 52°F | Mostly Sunny | 0 to 5 mph SW | 0% |
| Friday Night | 33°F | Partly Cloudy | 5 mph S | 1% |
| Saturday | 57°F | Sunny | 5 mph W | 1% |
| Saturday Night | 35°F | Mostly Clear | 5 mph NW | 0% |
| Sunday | 62°F | Sunny | 5 mph W | 0% |
| Sunday Night | 39°F | Clear | 5 to 10 mph SW | 0% |
| Monday | 65°F | Sunny | 5 to 10 mph W | 0% |
| Monday Night | 40°F | Mostly Clear | 5 mph NW | 0% |
| Tuesday | 61°F | Mostly Sunny | 5 mph E | 0% |
| Tuesday Night | 41°F | Partly Cloudy | 5 mph S | 0% |
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 Nov 4, 2026.