Park County Climate
Park County, Montana
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
42.3°F
Annual Precip
17.3"
Annual Snowfall
94.2"
Extreme Heat Days
13
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
5a
Minimum winter temperature range for plant survival
1,456
Limited to cold-tolerant varieties
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Park County
Climate Verdict
Park County has a cool, averaging 42.3°F annually, semi-arid conditions with only 17.3 inches of annual precipitation, rare extreme heat with only 12.716666666666667 days above 90°F annually, heavy winter snowfall averaging 94.2 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 23.5°F. summers are pleasantly cool with July averaging 65.0°F. The 41°F seasonal variation provides noticeable but manageable change. December is typically the coldest month and July the warmest.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Park County closely matches the Montana statewide average temperature of 43.7°F.
Climate Profile
About Park County Weather
Deep Cold in the High Rockies
The 42.3°F average temperature sits roughly 12 degrees below the national median. This high-altitude climate creates a rugged, cold environment typical of the Northern Rockies.
Colder Than the State Median
At 42.3°F, Park is 1.4 degrees cooler than the Montana average of 43.7°F. It represents the colder, mountainous side of the state's diverse geography.
Higher Precipitation than Surrounding Basins
Park receives 17.3 inches of precipitation, which is higher than the state average and neighboring plains counties. Its snowy profile distinguishes it from the drier central basins nearby.
Heavy Snow and Mild Summers
Winters are heavy, delivering 94.2 inches of snow and a 24.0°F average. Summers remain mild with only 13 days of extreme heat and a July average of 65.0°F.
Equipping for Massive Snowfall
Snowfall of nearly 95 inches makes heavy-duty blowers and roof rakes essential tools for residents. Summer planning is simpler, as the mild 61.8°F seasonal average rarely demands high-energy cooling.
Frequently Asked Questions
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Data sources: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020. Forecast and alert data from National Weather Service API. Air quality data from Open-Meteo.
Climate normals are 30-year averages of weather variables. Station data is aggregated to county level. Forecasts and alerts are fetched live and may change frequently. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.