Willis, KS Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Willis, a city in Brown County, Kansas.
Today
88°F
Partly Sunny
Partly sunny, with a high near 88. South wind around 5 mph.
7-day forecast for Willis
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Partly Sunny | 5 mph S | 12% |
| Tonight | 67°F | Chance Showers And Thunderstorms | 5 to 10 mph NE | 29% |
| Wednesday | 77°F | Chance Showers And Thunderstorms | 10 mph NE | 49% |
| Wednesday Night | 63°F | Chance Showers And Thunderstorms | 5 to 10 mph NE | 54% |
| Thursday | 82°F | Chance Showers And Thunderstorms then Mostly Sunny | 5 mph NE | 54% |
| Thursday Night | 65°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 0 to 5 mph SE | 19% |
| Friday | 86°F | Slight Chance Showers And Thunderstorms then Mostly Sunny | 5 mph S | 19% |
| Friday Night | 69°F | Mostly Clear | 5 mph S | 6% |
| Saturday | 90°F | Sunny | 5 to 10 mph S | 3% |
| Saturday Night | 73°F | Mostly Clear | 10 to 15 mph S | 1% |
| Sunday | 92°F | Mostly Sunny | 10 to 15 mph S | 1% |
| Sunday Night | 74°F | Mostly Clear | 15 mph S | 3% |
| Monday | 93°F | Mostly Sunny | 15 mph SW | 3% |
| Monday Night | 74°F | Mostly Clear | 15 mph S | 6% |
Forecast source: National Weather Service (api.weather.gov) for Willis (39.723, -95.506). Updated through the day.
Growing snapshot for Willis
Last spring frost
Apr 18
First fall frost
Oct 17
Growing season
180 days
Hardiness zone
6a
More local growing data for Willis: nearby ZIP 66439 weather · frost dates · planting calendar · Kansas frost dates
Nearby towns & communities
Everest
Fairview
Hamlin
Hiawatha
Horton
Kickapoo Site 1
Kickapoo Site 2
Kickapoo Site 6
Kickapoo Site 7
Kickapoo Tribal Center
Leona
Morrill
Powhattan
Reserve
Robinson
White Cloud
Climate data from the nearest NOAA station, Horton, Ks (1.3 mi from Willis). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.