Altamont, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Altamont, a village in Daviess County, Missouri.
This Afternoon
88°F
Sunny
Sunny, with a high near 88. Heat index values as high as 96. South wind around 8 mph.
7-day forecast for Altamont
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 88°F | Sunny | 8 mph S | 3% |
| Tonight | 72°F | Partly Cloudy | 3 to 7 mph S | 10% |
| Saturday | 87°F | Slight Chance Showers And Thunderstorms | 6 to 9 mph SW | 19% |
| Saturday Night | 65°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph NNW | 70% |
| Sunday | 75°F | Chance Showers And Thunderstorms | 6 mph N | 41% |
| Sunday Night | 60°F | Showers And Thunderstorms Likely | 6 mph NE | 55% |
| Monday | 65°F | Rain Showers Likely | 7 mph NE | 55% |
| Monday Night | 54°F | Chance Rain Showers | 6 mph NNE | 30% |
| Tuesday | 62°F | Mostly Cloudy | 7 mph NE | 8% |
| Tuesday Night | 48°F | Mostly Cloudy | 5 mph NE | 5% |
| Wednesday | 66°F | Mostly Sunny | 5 mph ENE | 1% |
| Wednesday Night | 52°F | Partly Cloudy | 2 mph E | 5% |
| Thursday | 68°F | Partly Sunny | 3 mph E | 14% |
| Thursday Night | 55°F | Mostly Cloudy then Slight Chance Rain Showers | 2 mph E | 16% |
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 Sep 18, 2026.