Alpine, WY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Alpine, a town in Bonneville County, Wyoming.
Overnight
41°F
Patchy Smoke
Patchy smoke. Mostly clear. Low around 41, with temperatures rising to around 45 overnight. East wind around 2 mph.
7-day forecast for Alpine
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 41°F | Patchy Smoke | 2 mph E | 0% |
| Tuesday | 82°F | Patchy Smoke | 1 to 9 mph SSE | 0% |
| Tuesday Night | 44°F | Areas Of Smoke | 0 to 9 mph NE | 0% |
| Wednesday | 83°F | Sunny | 1 to 8 mph SSW | 0% |
| Wednesday Night | 46°F | Mostly Clear | 1 to 8 mph SSW | 0% |
| Thursday | 89°F | Sunny | 1 to 9 mph SW | 0% |
| Thursday Night | 51°F | Clear | 1 to 7 mph S | 0% |
| Friday | 92°F | Sunny | 0 to 12 mph SSW | 0% |
| Friday Night | 55°F | Mostly Clear | 3 to 8 mph SSW | 0% |
| Saturday | 92°F | Sunny | 1 to 8 mph SSW | 0% |
| Saturday Night | 57°F | Mostly Clear | 2 to 6 mph SSW | 0% |
| Sunday | 91°F | Sunny | 1 to 7 mph SSW | 1% |
| Sunday Night | 56°F | Mostly Clear | 2 to 8 mph SSW | 2% |
| Monday | 90°F | Sunny | 2 to 7 mph SSW | 5% |
Forecast source: National Weather Service (api.weather.gov) for Alpine (43.160, -111.015). Updated through the day.
Growing snapshot for Alpine
Growing season
67 days
Hardiness zone
5a
More local growing data for Alpine: nearby ZIP 83120 weather · frost dates · planting calendar · Wyoming frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Bedford 3 Se, Wy (20.1 mi from Alpine). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.