Harman US

South Haven, KS Weather & Growing Conditions

Tonight
74°F
Mostly Clear
Mostly clear, with a low around 74. South wind around 9 mph, with gusts as high as 20 mph.

7-day forecast

WhenTempForecastWindPrecip
Tonight 74°F Mostly Clear 9 mph S 1%
Saturday 98°F Sunny 9 to 15 mph S 5%
Saturday Night 70°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 7 to 13 mph SSE 60%
Sunday 89°F Showers And Thunderstorms Likely 7 mph ESE 55%
Sunday Night 63°F Showers And Thunderstorms Likely 8 mph NNE 55%
Monday 80°F Slight Chance Showers And Thunderstorms then Partly Sunny 7 to 10 mph N 22%
Monday Night 57°F Partly Cloudy 9 mph NNE 8%
Tuesday 77°F Mostly Sunny 8 mph NE 5%
Tuesday Night 54°F Partly Cloudy 8 mph ENE 1%
Wednesday 78°F Mostly Sunny 7 mph E 6%
Wednesday Night 59°F Partly Cloudy then Slight Chance Rain Showers 6 mph E 23%
Thursday 80°F Chance Rain Showers 6 mph ESE 30%
Thursday Night 61°F Chance Rain Showers 6 mph E 25%
Friday 81°F Chance Rain Showers 7 mph SE 25%

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

Growing snapshot for South Haven, KS

Last spring frost
Apr 15
First fall frost
Oct 29
Growing season
195 days
Hardiness zone
7a

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

Climate data from the nearest NOAA station, Wellington, Ks (13.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.