Avon, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Avon, a community in Powell County, Montana.
Today
73°F
Patchy Smoke
Patchy smoke. Sunny, with a high near 73. Northeast wind 1 to 6 mph.
7-day forecast for Avon
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 73°F | Patchy Smoke | 1 to 6 mph NE | 0% |
| Tonight | 43°F | Patchy Smoke then Mostly Clear | 1 to 7 mph NNE | 1% |
| Wednesday | 79°F | Sunny | 1 to 8 mph WSW | 0% |
| Wednesday Night | 46°F | Clear | 1 to 8 mph W | 0% |
| Thursday | 85°F | Sunny | 1 to 12 mph WSW | 0% |
| Thursday Night | 50°F | Clear | 1 to 10 mph WSW | 0% |
| Friday | 89°F | Sunny | 1 to 15 mph WSW | 1% |
| Friday Night | 51°F | Mostly Clear | 3 to 20 mph W | 0% |
| Saturday | 86°F | Sunny | 1 to 13 mph WSW | 0% |
| Saturday Night | 50°F | Mostly Clear | 1 to 13 mph WNW | 0% |
| Sunday | 83°F | Sunny | 1 to 9 mph NNW | 0% |
| Sunday Night | 49°F | Mostly Clear | 1 to 10 mph NNW | 0% |
| Monday | 82°F | Sunny | 1 to 8 mph NNE | 1% |
| Monday Night | 48°F | Mostly Clear | 2 to 8 mph NNE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Avon (46.629, -112.576). Updated through the day.
Growing snapshot for Avon
Last spring frost
Jun 9
First fall frost
Sep 8
Growing season
91 days
Hardiness zone
4b
More local growing data for Avon: nearby ZIP 59713 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Elliston, Mt (11 mi from Avon). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.