Sedan, KS Weather & Growing Conditions
Tonight
46°F
Mostly Cloudy
Mostly cloudy, with a low around 46. West northwest wind 6 to 14 mph, with gusts as high as 21 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 46°F | Mostly Cloudy | 6 to 14 mph WNW | 6% |
| Wednesday | 63°F | Sunny | 5 to 9 mph W | 0% |
| Wednesday Night | 44°F | Clear then Slight Chance Rain Showers | 3 mph WSW | 19% |
| Thursday | 59°F | Rain Showers Likely | 1 to 7 mph NNW | 70% |
| Thursday Night | 41°F | Partly Cloudy | 5 mph NNW | 12% |
| Friday | 59°F | Mostly Sunny | 7 mph N | 0% |
| Friday Night | 40°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Saturday | 62°F | Mostly Sunny | 0 to 3 mph NW | 2% |
| Saturday Night | 41°F | Mostly Clear | 2 mph W | 6% |
| Sunday | 66°F | Sunny | 5 mph W | 1% |
| Sunday Night | 42°F | Clear | 3 mph SW | 0% |
| Monday | 70°F | Sunny | 3 to 12 mph SSW | 0% |
| Monday Night | 46°F | Mostly Clear | 6 mph SSW | 0% |
| Tuesday | 71°F | Sunny | 3 to 8 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Sedan, KS
Last spring frost
Apr 9
First fall frost
Oct 27
Growing season
199 days
Hardiness zone
7a
Explore more for Sedan, KS: full frost dates · planting calendar · Kansas frost dates
Climate data from the nearest NOAA station, Sedan, Ks (2.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.