Hermann, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hermann, a city in Gasconade County, Missouri.
Tonight
50°F
Mostly Cloudy then Slight Chance Drizzle
A slight chance of drizzle between midnight and 4am. Mostly cloudy, with a low around 50. Southwest wind around 10 mph, with gusts as high as 24 mph.
7-day forecast for Hermann
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 50°F | Mostly Cloudy then Slight Chance Drizzle | 10 mph SW | 12% |
| Wednesday | 60°F | Mostly Cloudy | 6 to 10 mph W | 3% |
| Wednesday Night | 38°F | Mostly Clear | 3 mph W | 0% |
| Thursday | 62°F | Sunny | 3 to 7 mph W | 6% |
| Thursday Night | 37°F | Mostly Cloudy | 2 mph NW | 14% |
| Friday | 57°F | Mostly Cloudy | 5 mph NW | 4% |
| Friday Night | 33°F | Mostly Cloudy | 2 mph N | 2% |
| Saturday | 57°F | Partly Sunny | 1 mph NW | 1% |
| Saturday Night | 31°F | Partly Cloudy | 0 mph | 4% |
| Sunday | 62°F | Sunny | 0 to 3 mph NW | 8% |
| Sunday Night | 32°F | Mostly Clear | 1 mph NW | 2% |
| Monday | 67°F | Sunny | 1 to 5 mph W | 2% |
| Monday Night | 36°F | Mostly Clear | 1 mph W | 1% |
| Tuesday | 69°F | Sunny | 2 mph W | 0% |
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
Nearby towns & communities
Climate data from the nearest NOAA station, Rosebud, Mo (14 mi from Hermann). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.