Altamont, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Altamont, a village in Daviess County, Missouri.
Tonight
46°F
Cloudy
Cloudy, with a low around 46. West northwest wind around 10 mph, with gusts as high as 21 mph.
7-day forecast for Altamont
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 46°F | Cloudy | 10 mph WNW | 11% |
| Wednesday | 55°F | Mostly Cloudy | 7 to 12 mph W | 8% |
| Wednesday Night | 40°F | Partly Cloudy | 6 mph W | 2% |
| Thursday | 54°F | Partly Sunny then Slight Chance Rain Showers | 8 mph WNW | 20% |
| Thursday Night | 40°F | Mostly Cloudy | 5 mph NNW | 7% |
| Friday | 54°F | Partly Sunny | 2 to 6 mph N | 3% |
| Friday Night | 36°F | Mostly Cloudy | 1 mph NNW | 1% |
| Saturday | 56°F | Mostly Sunny | 2 mph W | 2% |
| Saturday Night | 37°F | Mostly Clear | 2 mph W | 6% |
| Sunday | 61°F | Sunny | 3 mph W | 3% |
| Sunday Night | 38°F | Mostly Clear | 3 mph SW | 0% |
| Monday | 66°F | Sunny | 3 to 7 mph SW | 0% |
| Monday Night | 41°F | Mostly Clear | 3 mph W | 0% |
| Tuesday | 66°F | Mostly Sunny | 5 mph ENE | 0% |
Forecast source: National Weather Service (api.weather.gov) for Altamont (39.888, -94.087). Updated through the day.
Growing snapshot for Altamont
Last spring frost
Apr 19
First fall frost
Oct 21
Growing season
184 days
Hardiness zone
6a
More local growing data for Altamont: nearby ZIP 64620 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Gallatin 1W, Mo (6.4 mi from Altamont). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.