Avon, SD Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Avon, a city in Bon Homme County, South Dakota.
This Afternoon
75°F
Mostly Cloudy
Mostly cloudy, with a high near 75. Northwest wind 5 to 10 mph.
7-day forecast for Avon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 75°F | Mostly Cloudy | 5 to 10 mph NW | 1% |
| Tonight | 61°F | Mostly Cloudy then Patchy Fog | 5 to 10 mph NNW | 14% |
| Saturday | 67°F | Patchy Fog | 10 mph N | 18% |
| Saturday Night | 57°F | Cloudy | 10 mph NNE | 7% |
| Sunday | 62°F | Rain Showers Likely | 10 mph NE | 57% |
| Sunday Night | 54°F | Showers And Thunderstorms | 10 mph ENE | 78% |
| Monday | 59°F | Showers And Thunderstorms Likely | 10 mph ENE | 78% |
| Monday Night | 49°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 10 mph E | 15% |
| Tuesday | 64°F | Mostly Cloudy | 5 to 10 mph ESE | 7% |
| Tuesday Night | 51°F | Mostly Cloudy | 5 to 10 mph SE | 8% |
| Wednesday | 67°F | Chance Rain Showers | 10 to 15 mph SSE | 25% |
| Wednesday Night | 55°F | Chance Rain Showers | 10 mph SSE | 45% |
| Thursday | 68°F | Slight Chance Showers And Thunderstorms | 10 mph SSE | 45% |
| Thursday Night | 56°F | Mostly Cloudy | 5 to 10 mph SE | 8% |
Forecast source: National Weather Service (api.weather.gov) for Avon (43.005, -98.059). Updated through the day.
Growing snapshot for Avon
Last spring frost
May 1
First fall frost
Oct 7
Growing season
158 days
Hardiness zone
5a
More local growing data for Avon: nearby ZIP 57315 weather · frost dates · planting calendar · South Dakota frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Tyndall, Sd (8.6 mi from Avon). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.