Saguache County Climate
Saguache County, Colorado
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
41.5°F
Annual Precip
11.9"
Annual Snowfall
82.0"
Extreme Heat Days
5
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
5a
Minimum winter temperature range for plant survival
1,324
Limited to cold-tolerant varieties
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Saguache County
Climate Verdict
Saguache County has a cool, averaging 41.5°F annually, arid conditions receiving just 11.9 inches of precipitation annually, rare extreme heat with only 4.933333333333334 days above 90°F annually, heavy winter snowfall averaging 82.0 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 18.7°F. summers are pleasantly cool with July averaging 63.5°F. The 45°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Saguache County is 4.4°F cooler than the Colorado statewide average of 45.9°F, it is somewhat drier than average for Colorado, the county experiences 21.682700932224733 fewer extreme heat days than the state average.
Climate Profile
About Saguache County Weather
High desert with modest precipitation, cold winters
Saguache County's 41.5°F annual average is 5.0°F cooler than the national median of 46.5°F, while its 11.9 inches of annual precipitation falls well below the national average of 18.2 inches. This high-altitude San Luis Valley location creates a cold, dry climate with significant snowfall concentrated in winter months.
Among Colorado's coldest and driest counties
Saguache's 41.5°F ranks it among Colorado's coldest counties, sitting 4.5°F below the state average of 46.0°F, with only 11.9 inches of precipitation—among the state's lowest. The county's 9,000+ foot valley elevation and isolated location create these extreme conditions.
Slightly warmer and wetter than Rio Grande
Saguache's 41.5°F and 11.9 inches closely match Rio Grande County's 42.2°F and 8.7 inches to the south, making both San Luis Valley counties among Colorado's coldest and driest. However, Saguache receives 3.2 more inches of precipitation and is slightly warmer than its southern neighbor.
Extreme cold, minimal heat, heavy mountain snow
Saguache records only 5 days per year above 90°F while winters average 20.5°F with January at 18.7°F and July at just 63.5°F. The county receives 82.0 inches of annual snowfall, with summer averaging a cool 61.3°F—creating a compressed warm season and prolonged winter.
Cold desert demands efficient heating and water conservation
With winter temperatures near 21°F and 82 inches of annual snowfall, residents need substantial heating capacity, weatherproofing, and snow management systems for a 6-month winter season. The 11.9 inches of precipitation and only 5 extreme heat days annually mean water conservation is critical, but air conditioning is rarely necessary.
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.