Allen, KS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Allen, a city in Lyon County, Kansas.
Today
92°F
Slight Chance Rain Showers then Mostly Sunny
A slight chance of rain showers before 11am. Mostly sunny, with a high near 92. South wind 5 to 10 mph. Chance of precipitation is 20%.
7-day forecast for Allen
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 92°F | Slight Chance Rain Showers then Mostly Sunny | 5 to 10 mph S | 16% |
| Tonight | 70°F | Partly Cloudy | 5 to 10 mph E | 14% |
| Wednesday | 86°F | Chance Showers And Thunderstorms | 5 to 10 mph NE | 30% |
| Wednesday Night | 67°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 10 mph NE | 59% |
| Thursday | 85°F | Chance Showers And Thunderstorms then Partly Sunny | 5 mph E | 45% |
| Thursday Night | 68°F | Chance Showers And Thunderstorms | 5 mph S | 58% |
| Friday | 89°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 5 to 10 mph S | 58% |
| Friday Night | 70°F | Mostly Clear | 5 to 10 mph S | 7% |
| Saturday | 92°F | Sunny | 5 to 10 mph S | 7% |
| Saturday Night | 74°F | Clear | 10 to 15 mph S | 2% |
| Sunday | 93°F | Sunny | 10 to 15 mph S | 2% |
| Sunday Night | 74°F | Mostly Clear | 10 to 15 mph S | 2% |
| Monday | 94°F | Sunny | 15 mph S | 1% |
| Monday Night | 75°F | Mostly Clear | 15 mph S | 0% |
Forecast source: National Weather Service (api.weather.gov) for Allen (38.655, -96.170). Updated through the day.
Growing snapshot for Allen
Last spring frost
Apr 16
First fall frost
Oct 23
Growing season
189 days
Hardiness zone
6b
More local growing data for Allen: nearby ZIP 66833 weather · frost dates · planting calendar · Kansas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Eskridge, Ks (12.3 mi from Allen). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.