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Tonganoxie, KS Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Tonganoxie, a city in Leavenworth County, Kansas.

This Afternoon
95°F
Sunny
Sunny, with a high near 95. Heat index values as high as 99. South southwest wind around 10 mph, with gusts as high as 18 mph.

7-day forecast for Tonganoxie

WhenTempForecastWindPrecip
This Afternoon 95°F Sunny 10 mph SSW 6%
Tonight 67°F Chance Showers And Thunderstorms 5 to 8 mph W 63%
Sunday 80°F Chance Showers And Thunderstorms 3 to 9 mph N 49%
Sunday Night 62°F Showers And Thunderstorms Likely 5 to 10 mph N 40%
Monday 71°F Chance Rain Showers 8 mph N 26%
Monday Night 54°F Mostly Cloudy 5 to 8 mph N 9%
Tuesday 68°F Partly Sunny 7 mph NNE 4%
Tuesday Night 50°F Partly Cloudy 3 to 7 mph NE 1%
Wednesday 70°F Mostly Sunny 5 mph ENE 1%
Wednesday Night 54°F Partly Cloudy 3 mph E 6%
Thursday 74°F Chance Showers And Thunderstorms 3 mph ESE 27%
Thursday Night 59°F Chance Rain Showers 3 mph E 25%
Friday 78°F Chance Rain Showers 5 mph E 32%
Friday Night 62°F Mostly Cloudy then Slight Chance Rain Showers 5 mph E 15%

Forecast source: National Weather Service (api.weather.gov) for Tonganoxie (39.108, -95.079). Updated through the day.

Growing snapshot for Tonganoxie

Last spring frost
Apr 21
First fall frost
Oct 17
Growing season
177 days
Hardiness zone
6b

More local growing data for Tonganoxie: nearby ZIP 66086 weather · frost dates · planting calendar · Kansas frost dates

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Climate data from the nearest NOAA station, Lawrence Muni Ap, Ks (10.2 mi from Tonganoxie). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.