Park City, MT Weather & Growing Conditions
Tonight
46°F
Rain Showers
Rain showers and patchy fog. Cloudy, with a low around 46. Northwest wind 12 to 16 mph. Chance of precipitation is 90%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 46°F | Rain Showers | 12 to 16 mph NW | 88% |
| Sunday | 64°F | Rain Showers Likely | 7 to 10 mph NW | 71% |
| Sunday Night | 45°F | Areas Of Fog | 0 to 5 mph E | 10% |
| Monday | 72°F | Areas Of Fog then Mostly Sunny | 1 to 8 mph S | 0% |
| Monday Night | 45°F | Mostly Clear then Patchy Fog | 2 to 7 mph SSE | 0% |
| Tuesday | 78°F | Sunny | 6 mph SSW | 0% |
| Tuesday Night | 49°F | Partly Cloudy | 2 to 6 mph ESE | 10% |
| Wednesday | 79°F | Mostly Sunny | 6 mph SW | 6% |
| Wednesday Night | 50°F | Mostly Clear | 7 mph SSW | 3% |
| Thursday | 81°F | Sunny | 8 to 14 mph SSW | 1% |
| Thursday Night | 51°F | Mostly Clear | 7 to 10 mph SSE | 3% |
| Friday | 81°F | Mostly Sunny | 8 to 14 mph SSW | 1% |
| Friday Night | 49°F | Partly Cloudy | 8 to 12 mph SSW | 10% |
| Saturday | 73°F | Partly Sunny then Slight Chance Rain Showers | 8 to 12 mph SSW | 17% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Park City, MT
Last spring frost
May 29
First fall frost
Sep 15
Growing season
107 days
Hardiness zone
5a
Explore more for Park City, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Joliet, Mt (12.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.