Lancaster, KS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lancaster, a city in Atchison County, Kansas.
Tonight
43°F
Chance Rain Showers then Cloudy
A chance of rain showers before 8pm. Cloudy, with a low around 43. Northwest wind 9 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
7-day forecast for Lancaster
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 43°F | Chance Rain Showers then Cloudy | 9 to 16 mph NW | 26% |
| Wednesday | 56°F | Mostly Cloudy | 7 to 13 mph W | 4% |
| Wednesday Night | 38°F | Mostly Clear | 5 mph W | 3% |
| Thursday | 55°F | Mostly Sunny then Slight Chance Rain Showers | 5 to 8 mph NW | 15% |
| Thursday Night | 38°F | Mostly Cloudy | 5 mph NNW | 2% |
| Friday | 55°F | Partly Sunny | 5 mph N | 0% |
| Friday Night | 36°F | Mostly Cloudy | 1 mph NNW | 0% |
| Saturday | 60°F | Mostly Sunny | 2 mph WSW | 2% |
| Saturday Night | 37°F | Mostly Clear | 2 mph W | 6% |
| Sunday | 64°F | Sunny | 3 mph WSW | 3% |
| Sunday Night | 40°F | Mostly Clear | 5 mph SW | 0% |
| Monday | 68°F | Sunny | 5 to 9 mph SW | 0% |
| Monday Night | 42°F | Mostly Clear | 5 mph WNW | 0% |
| Tuesday | 68°F | Mostly Sunny | 5 mph ENE | 0% |
Forecast source: National Weather Service (api.weather.gov) for Lancaster (39.571, -95.304). Updated through the day.
Growing snapshot for Lancaster
Last spring frost
Apr 11
First fall frost
Oct 29
Growing season
199 days
Hardiness zone
6a
More local growing data for Lancaster: nearby ZIP 66041 weather · frost dates · planting calendar · Kansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Atchison, Ks (10.6 mi from Lancaster). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.