Harman US

Hermann, MO Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Hermann, a city in Gasconade County, Missouri.

Today
96°F
Partly Sunny
Partly sunny, with a high near 96. Southwest wind around 6 mph.

7-day forecast for Hermann

WhenTempForecastWindPrecip
Today 96°F Partly Sunny 6 mph SW 1%
Tonight 69°F Partly Cloudy 2 mph SW 7%
Sunday 89°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 2 mph W 46%
Sunday Night 63°F Showers And Thunderstorms Likely 3 mph NE 74%
Monday 75°F Showers And Thunderstorms Likely 5 mph NE 74%
Monday Night 55°F Chance Rain Showers 6 mph N 29%
Tuesday 68°F Slight Chance Rain Showers then Partly Sunny 6 mph NE 16%
Tuesday Night 50°F Partly Cloudy 1 to 5 mph N 2%
Wednesday 72°F Mostly Sunny 3 mph N 1%
Wednesday Night 51°F Partly Cloudy 2 mph NE 0%
Thursday 75°F Mostly Sunny 2 mph NE 3%
Thursday Night 54°F Partly Cloudy 2 mph NE 6%
Friday 75°F Slight Chance Rain Showers 3 mph NE 15%
Friday Night 54°F Mostly Cloudy 2 mph NE 6%

Forecast source: National Weather Service (api.weather.gov) for Hermann (38.698, -91.435). Updated through the day.

Growing snapshot for Hermann

Last spring frost
Apr 27
First fall frost
Oct 13
Growing season
168 days
Hardiness zone
6b

More local growing data for Hermann: nearby ZIP 65041 weather · frost dates · planting calendar · Missouri frost dates

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Climate data from the nearest NOAA station, Rosebud, Mo (14 mi from Hermann). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.