Harman US

Rantoul, KS Weather & Growing Conditions

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

Tonight
73°F
Partly Cloudy
Partly cloudy, with a low around 73. South wind 5 to 10 mph, with gusts as high as 20 mph.

7-day forecast for Rantoul

WhenTempForecastWindPrecip
Tonight 73°F Partly Cloudy 5 to 10 mph S 3%
Saturday 98°F Mostly Sunny 10 mph SW 9%
Saturday Night 68°F Chance Showers And Thunderstorms 0 to 10 mph SW 60%
Sunday 85°F Chance Showers And Thunderstorms 0 to 5 mph N 50%
Sunday Night 63°F Showers And Thunderstorms Likely 5 mph N 67%
Monday 75°F Chance Showers And Thunderstorms 5 to 10 mph N 52%
Monday Night 56°F Mostly Cloudy 5 to 10 mph N 8%
Tuesday 71°F Partly Sunny 5 mph NE 4%
Tuesday Night 51°F Partly Cloudy 5 mph NE 4%
Wednesday 73°F Mostly Sunny 5 mph NE 1%
Wednesday Night 54°F Partly Cloudy 0 to 5 mph E 4%
Thursday 75°F Slight Chance Rain Showers 0 to 5 mph E 21%
Thursday Night 58°F Slight Chance Rain Showers 0 to 5 mph E 15%
Friday 76°F Slight Chance Rain Showers 0 to 5 mph E 21%

Forecast source: National Weather Service (api.weather.gov) for Rantoul (38.548, -95.101). Updated through the day.

Growing snapshot for Rantoul

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

More local growing data for Rantoul: nearby ZIP 66079 weather · frost dates · planting calendar · Kansas frost dates

Nearby towns & communities

All Kansas locations ›

Climate data from the nearest NOAA station, Osawatomie, Ks (9.3 mi from Rantoul). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.