Big Piney, WY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Big Piney, a town in Sublette County, Wyoming.
Today
63°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before noon, then a chance of showers and thunderstorms. Partly sunny. High near 63, with temperatures falling to around 60 in the afternoon. Northwest wind 2 to 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Big Piney
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 63°F | Chance Showers And Thunderstorms | 2 to 7 mph NW | 53% |
| Tonight | 27°F | Chance Showers And Thunderstorms then Patchy Fog | 5 to 8 mph NW | 27% |
| Sunday | 61°F | Mostly Sunny | 1 to 5 mph NW | 2% |
| Sunday Night | 28°F | Partly Cloudy | 2 to 6 mph NNW | 0% |
| Monday | 65°F | Sunny | 1 to 5 mph ESE | 0% |
| Monday Night | 30°F | Partly Cloudy | 5 mph SSW | 0% |
| Tuesday | 69°F | Mostly Sunny | 1 to 7 mph SSW | 5% |
| Tuesday Night | 34°F | Chance Showers And Thunderstorms | 5 mph WNW | 37% |
| Wednesday | 68°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 3 mph WNW | 14% |
| Wednesday Night | 30°F | Mostly Clear | 5 mph WNW | 3% |
| Thursday | 71°F | Sunny | 5 mph WSW | 2% |
| Thursday Night | 34°F | Partly Cloudy | 5 mph WSW | 2% |
| Friday | 71°F | Mostly Sunny | 1 to 5 mph WSW | 8% |
| Friday Night | 34°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph WSW | 13% |
Forecast source: National Weather Service (api.weather.gov) for Big Piney (42.540, -110.119). Updated through the day.
Growing snapshot for Big Piney
Growing season
52 days
Hardiness zone
4a
More local growing data for Big Piney: nearby ZIP 83113 weather · frost dates · planting calendar · Wyoming frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Big Piney Marbleton Ap, Wy (8.4 mi from Big Piney). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.