Harman US

Derby, KS Weather & Growing Conditions

This Afternoon
99°F
Mostly Sunny
Mostly sunny, with a high near 99. South southwest wind around 17 mph, with gusts as high as 26 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 99°F Mostly Sunny 17 mph SSW 8%
Tonight 70°F Chance Showers And Thunderstorms 7 to 14 mph S 81%
Sunday 86°F Chance Showers And Thunderstorms 9 mph NE 43%
Sunday Night 62°F Chance Showers And Thunderstorms then Mostly Cloudy 9 to 14 mph N 47%
Monday 77°F Partly Sunny 13 mph N 10%
Monday Night 56°F Partly Cloudy 8 to 12 mph NNE 6%
Tuesday 73°F Mostly Sunny 10 mph NE 3%
Tuesday Night 53°F Partly Cloudy 7 to 10 mph ENE 3%
Wednesday 76°F Mostly Sunny 7 mph E 7%
Wednesday Night 57°F Partly Cloudy 8 mph E 12%
Thursday 79°F Chance Rain Showers 7 mph SE 32%
Thursday Night 62°F Chance Showers And Thunderstorms 7 mph ESE 31%
Friday 80°F Chance Showers And Thunderstorms 8 mph SE 33%
Friday Night 62°F Chance Showers And Thunderstorms 8 mph ESE 25%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Derby, KS

Last spring frost
Apr 14
First fall frost
Oct 22
Growing season
189 days
Hardiness zone
7a

Explore more for Derby, KS: full frost dates · planting calendar · Kansas frost dates

Climate data from the nearest NOAA station, Haysville 3Se, Ks (6.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.