Edmundson, MO Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Edmundson, a city in St. Louis County, Missouri.
Tonight
56°F
Light Rain Likely
Rain likely before 3am, then a slight chance of drizzle between 3am and 5am. Mostly cloudy, with a low around 56. Southwest wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
7-day forecast for Edmundson
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 56°F | Light Rain Likely | 9 to 13 mph SW | 68% |
| Wednesday | 62°F | Mostly Cloudy | 8 to 14 mph W | 8% |
| Wednesday Night | 48°F | Partly Cloudy | 7 mph W | 0% |
| Thursday | 64°F | Sunny | 7 to 10 mph W | 2% |
| Thursday Night | 47°F | Mostly Cloudy | 7 mph NW | 9% |
| Friday | 58°F | Mostly Cloudy | 7 to 10 mph NW | 5% |
| Friday Night | 42°F | Mostly Cloudy | 2 to 7 mph N | 1% |
| Saturday | 57°F | Mostly Sunny | 5 mph NW | 0% |
| Saturday Night | 40°F | Partly Cloudy | 3 mph W | 1% |
| Sunday | 62°F | Sunny | 3 to 7 mph W | 9% |
| Sunday Night | 41°F | Mostly Clear | 5 mph W | 4% |
| Monday | 66°F | Sunny | 3 to 7 mph SW | 2% |
| Monday Night | 45°F | Mostly Clear | 5 mph SW | 1% |
| Tuesday | 69°F | Sunny | 6 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov) for Edmundson (38.735, -90.366). Updated through the day.
Growing snapshot for Edmundson
Last spring frost
Apr 2
First fall frost
Nov 4
Growing season
215 days
Hardiness zone
7a
More local growing data for Edmundson: nearby ZIP 63134 weather · frost dates · planting calendar · Missouri frost dates
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Climate data from the nearest NOAA station, St Louis Lambert Intl Ap, Mo (1.7 mi from Edmundson). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.