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Fontana, KS Weather & Growing Conditions

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

This Afternoon
96°F
Mostly Sunny
Mostly sunny, with a high near 96. Heat index values as high as 101. South southwest wind around 10 mph.

7-day forecast for Fontana

WhenTempForecastWindPrecip
This Afternoon 96°F Mostly Sunny 10 mph SSW 2%
Tonight 73°F Partly Cloudy 8 mph S 2%
Saturday 97°F Sunny 7 to 13 mph SSW 4%
Saturday Night 68°F Chance Showers And Thunderstorms 2 to 9 mph WSW 61%
Sunday 86°F Chance Showers And Thunderstorms 5 mph WSW 53%
Sunday Night 63°F Showers And Thunderstorms Likely 6 mph NNE 62%
Monday 75°F Showers And Thunderstorms Likely 5 to 8 mph N 55%
Monday Night 56°F Mostly Cloudy 3 to 8 mph NNE 11%
Tuesday 71°F Partly Sunny 8 mph NNE 4%
Tuesday Night 51°F Partly Cloudy 3 to 7 mph NE 4%
Wednesday 74°F Mostly Sunny 6 mph ENE 1%
Wednesday Night 54°F Partly Cloudy 5 mph ENE 3%
Thursday 76°F Slight Chance Rain Showers 3 mph E 19%
Thursday Night 57°F Mostly Cloudy 3 mph E 12%

Forecast source: National Weather Service (api.weather.gov) for Fontana (38.422, -94.845). Updated through the day.

Growing snapshot for Fontana

Last spring frost
Apr 14
First fall frost
Oct 25
Growing season
192 days
Hardiness zone
6b

More local growing data for Fontana: nearby ZIP 66026 weather · frost dates · planting calendar · Kansas frost dates

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Climate data from the nearest NOAA station, Osawatomie, Ks (8.9 mi from Fontana). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.