South Park, WY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for South Park, a community in Teton County, Wyoming.
This Afternoon
71°F
Showers And Thunderstorms
Showers and thunderstorms. Some of the storms could be severe. Mostly cloudy. High near 71, with temperatures falling to around 67 in the afternoon. South southeast wind around 2 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for South Park
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Showers And Thunderstorms | 2 mph SSE | 91% |
| Tonight | 41°F | Showers And Thunderstorms | 2 mph SSE | 79% |
| Saturday | 64°F | Patchy Fog | 2 mph WNW | 84% |
| Saturday Night | 35°F | Chance Showers And Thunderstorms then Patchy Fog | 1 mph WNW | 30% |
| Sunday | 66°F | Partly Sunny then Slight Chance Showers And Thunderstorms | 1 mph NW | 13% |
| Sunday Night | 34°F | Partly Cloudy | 1 mph NNW | 0% |
| Monday | 74°F | Sunny | 1 mph W | 0% |
| Monday Night | 38°F | Partly Cloudy | 1 mph NW | 0% |
| Tuesday | 76°F | Mostly Sunny | 0 mph | 2% |
| Tuesday Night | 40°F | Slight Chance Showers And Thunderstorms | 1 mph N | 21% |
| Wednesday | 75°F | Sunny then Slight Chance Showers And Thunderstorms | 1 mph NW | 12% |
| Wednesday Night | 39°F | Mostly Clear | 1 mph NW | 8% |
| Thursday | 78°F | Sunny | 1 mph WNW | 8% |
| Thursday Night | 40°F | Partly Cloudy | 1 mph S | 6% |
Forecast source: National Weather Service (api.weather.gov) for South Park (43.426, -110.799). Updated through the day.
Growing snapshot for South Park
Growing season
46 days
Hardiness zone
4b
More local growing data for South Park: nearby ZIP 83001 weather · frost dates · planting calendar · Wyoming frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Jackson, Wy (9.2 mi from South Park). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.