Harman US

Bethany, MO Weather & Growing Conditions

Overnight
71°F
Mostly Cloudy
Mostly cloudy, with a low around 71. South southwest wind around 7 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 71°F Mostly Cloudy 7 mph SSW 9%
Saturday 85°F Slight Chance Showers And Thunderstorms then Partly Sunny 6 to 9 mph SSW 23%
Saturday Night 65°F Showers And Thunderstorms Likely 6 mph N 64%
Sunday 71°F Chance Showers And Thunderstorms 5 to 10 mph NNE 45%
Sunday Night 60°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 10 mph NE 63%
Monday 62°F Showers And Thunderstorms Likely 12 mph NE 63%
Monday Night 53°F Chance Rain Showers then Mostly Cloudy 7 to 10 mph NE 26%
Tuesday 60°F Mostly Cloudy 9 mph NE 6%
Tuesday Night 47°F Mostly Cloudy 3 to 7 mph NE 5%
Wednesday 63°F Mostly Sunny 6 mph ENE 2%
Wednesday Night 51°F Partly Cloudy 3 mph ENE 7%
Thursday 67°F Slight Chance Rain Showers 5 mph E 15%
Thursday Night 56°F Mostly Cloudy then Slight Chance Rain Showers 3 mph E 20%
Friday 68°F Slight Chance Rain Showers 3 to 7 mph E 22%

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

Growing snapshot for Bethany, MO

Last spring frost
Apr 16
First fall frost
Oct 22
Growing season
186 days
Hardiness zone
6a

Explore more for Bethany, MO: full frost dates · planting calendar · Missouri frost dates

Climate data from the nearest NOAA station, Bethany, Mo (0.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.