Altenburg, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Altenburg, a city in Perry County, Missouri.
Tonight
71°F
Slight Chance Showers And Thunderstorms then Mostly Clear
A slight chance of showers and thunderstorms before 8pm. Mostly clear. Low around 71, with temperatures rising to around 74 overnight. South southeast wind around 2 mph. Chance of precipitation is 20%.
7-day forecast for Altenburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 71°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 2 mph SSE | 20% |
| Saturday | 97°F | Sunny | 2 to 6 mph SW | 3% |
| Saturday Night | 71°F | Partly Cloudy | 5 mph SSW | 1% |
| Sunday | 95°F | Sunny | 6 mph WSW | 6% |
| Sunday Night | 69°F | Mostly Cloudy then Slight Chance Showers And Thunderstorms | 5 mph N | 19% |
| Monday | 86°F | Chance Showers And Thunderstorms | 3 to 7 mph N | 49% |
| Monday Night | 62°F | Chance Showers And Thunderstorms | 7 mph N | 49% |
| Tuesday | 76°F | Partly Sunny | 7 to 10 mph N | 14% |
| Tuesday Night | 56°F | Partly Cloudy | 5 to 10 mph N | 8% |
| Wednesday | 76°F | Mostly Sunny | 8 mph N | 3% |
| Wednesday Night | 55°F | Partly Cloudy | 6 mph NNE | 2% |
| Thursday | 76°F | Mostly Sunny | 3 to 7 mph N | 3% |
| Thursday Night | 58°F | Partly Cloudy | 6 mph NNE | 3% |
| Friday | 76°F | Mostly Sunny | 3 to 8 mph NNE | 5% |
Forecast source: National Weather Service (api.weather.gov) for Altenburg (37.630, -89.586). Updated through the day.
Growing snapshot for Altenburg
Last spring frost
Apr 7
First fall frost
Oct 29
Growing season
202 days
Hardiness zone
7a
More local growing data for Altenburg: nearby ZIP 63732 weather · frost dates · planting calendar · Missouri frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Jackson, Mo (15.8 mi from Altenburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.