Basin, WY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Basin, a town in Big Horn County, Wyoming.
This Afternoon
52°F
Sunny
Sunny. High near 52, with temperatures falling to around 49 in the afternoon. Southeast wind around 5 mph.
7-day forecast for Basin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 52°F | Sunny | 5 mph SE | 0% |
| Tonight | 26°F | Mostly Clear then Areas Of Fog | 5 mph SSE | 0% |
| Wednesday | 51°F | Areas Of Fog then Mostly Sunny | 2 mph NW | 0% |
| Wednesday Night | 26°F | Partly Cloudy | 1 to 5 mph SE | 0% |
| Thursday | 56°F | Sunny | 3 mph S | 0% |
| Thursday Night | 29°F | Partly Cloudy | 3 mph WNW | 0% |
| Friday | 54°F | Sunny | 5 mph SSE | 1% |
| Friday Night | 27°F | Mostly Clear | 3 mph SE | 5% |
| Saturday | 56°F | Sunny | 5 mph SE | 0% |
| Saturday Night | 29°F | Mostly Clear | 6 mph SE | 0% |
| Sunday | 62°F | Sunny | 3 to 8 mph SSE | 0% |
| Sunday Night | 33°F | Partly Cloudy | 3 mph SSW | 0% |
| Monday | 60°F | Mostly Sunny | 5 mph SSE | 0% |
| Monday Night | 33°F | Partly Cloudy | 2 mph SE | 0% |
Forecast source: National Weather Service (api.weather.gov) for Basin (44.381, -108.047). Updated through the day.
Growing snapshot for Basin
Last spring frost
Apr 28
First fall frost
Oct 10
Growing season
164 days
Hardiness zone
4b
More local growing data for Basin: nearby ZIP 82410 weather · frost dates · planting calendar · Wyoming frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Basin, Wy (6.3 mi from Basin). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.