Sundance, WY Weather & Growing Conditions
Overnight
42°F
Areas Of Smoke
Areas of smoke. Mostly clear, with a low around 42. East wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 42°F | Areas Of Smoke | 1 mph E | 1% |
| Tuesday | 71°F | Areas Of Smoke then Mostly Sunny | 1 to 5 mph SW | 2% |
| Tuesday Night | 47°F | Partly Cloudy then Slight Chance Rain Showers | 3 mph S | 19% |
| Wednesday | 79°F | Sunny | 3 to 7 mph SW | 3% |
| Wednesday Night | 52°F | Mostly Clear | 5 mph S | 0% |
| Thursday | 87°F | Sunny | 2 to 7 mph W | 1% |
| Thursday Night | 57°F | Mostly Clear | 5 mph SE | 1% |
| Friday | 92°F | Sunny | 3 to 7 mph SW | 0% |
| Friday Night | 62°F | Mostly Clear | 6 mph SE | 0% |
| Saturday | 93°F | Sunny | 5 to 9 mph NW | 1% |
| Saturday Night | 61°F | Mostly Clear | 3 to 8 mph E | 3% |
| Sunday | 93°F | Mostly Sunny | 3 to 10 mph SE | 3% |
| Sunday Night | 61°F | Partly Cloudy | 3 to 8 mph E | 14% |
| Monday | 90°F | Mostly Sunny | 3 to 10 mph NE | 12% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Sundance, WY
Last spring frost
May 21
First fall frost
Sep 25
Growing season
124 days
Hardiness zone
4b
Explore more for Sundance, WY: full frost dates · planting calendar · Wyoming frost dates
Climate data from the nearest NOAA station, Sundance, Wy (2.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.