Deaver, WY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Deaver, a town in Big Horn County, Wyoming.
Overnight
50°F
Areas Of Smoke
Areas of smoke. Mostly clear, with a low around 50. Northwest wind around 5 mph.
7-day forecast for Deaver
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 50°F | Areas Of Smoke | 5 mph NW | 0% |
| Tuesday | 76°F | Areas Of Smoke | 1 to 5 mph NE | 0% |
| Tuesday Night | 51°F | Smoke | 0 to 9 mph NNW | 3% |
| Wednesday | 85°F | Sunny | 0 to 5 mph E | 0% |
| Wednesday Night | 55°F | Mostly Clear | 0 to 5 mph N | 0% |
| Thursday | 93°F | Sunny | 0 to 7 mph ENE | 0% |
| Thursday Night | 59°F | Mostly Clear | 0 to 6 mph NNW | 0% |
| Friday | 98°F | Sunny | 0 to 6 mph SE | 0% |
| Friday Night | 63°F | Mostly Clear | 8 mph NNW | 0% |
| Saturday | 96°F | Sunny | 6 mph N | 0% |
| Saturday Night | 62°F | Mostly Clear | 6 mph N | 0% |
| Sunday | 95°F | Sunny | 6 mph N | 2% |
| Sunday Night | 61°F | Partly Cloudy | 8 mph NNW | 5% |
| Monday | 94°F | Sunny | 7 mph NNW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Deaver (44.889, -108.596). Updated through the day.
Growing snapshot for Deaver
Last spring frost
May 6
First fall frost
Oct 1
Growing season
148 days
Hardiness zone
5a
More local growing data for Deaver: nearby ZIP 82421 weather · frost dates · planting calendar · Wyoming frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Deaver, Wy (0.6 mi from Deaver). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.