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Saguache County Climate

Saguache County, Colorado

NOAA NCEI 1991-2020 Climate Normals
JanFebMarAprMayJunJulAugSepOctNovDec41.5°AVG °F

Avg Annual Temp

41.5°F

Annual Precip

11.9"

Annual Snowfall

82.0"

Extreme Heat Days

5

days >= 90°F/yr

Monthly Temperature

54.4°F avgJFMAMJJASOND

Precipitation Calendar

Dry
Wet= snowfall
0.7"
0.7"
0.9"
1.1"
1.0"
0.7"
1.7"
1.8"
1.2"
0.8"
0.7"
0.7"
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Growing Season & Gardening

USDA Hardiness Zone

5a

Minimum winter temperature range for plant survival

Growing Degree Days

1,324

Limited to cold-tolerant varieties

Last spring frost (32°F): 05/26
First fall frost (32°F): 09/28

Seasonal Overview

Comfort ZoneSpring33°50°2.9"Summer59°64°4.2"Fall31°55°2.7"Winter19°23°2.0"20°40°60°80°100°

National Comparison

Warmer than 4% of US counties
Wetter than 3% of US counties
More seasonal variation than 60% of US counties

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

What is the average temperature in Saguache County?
The average annual temperature in Saguache County, CO is 41.5°F, based on NOAA 30-year climate normals (1991-2020).
How much rain does Saguache County get?
Saguache County receives an average of 11.9 inches of precipitation per year, including both rain and meltwater from snow. This is based on NOAA 30-year climate normals.
Does it snow in Saguache County?
Yes, Saguache County receives an average of 82.0 inches of snowfall per year according to NOAA climate normals.
How hot does Saguache County get in summer?
The average summer temperature (June-August) in Saguache County is 61.3°F. The county experiences an average of 5 days per year above 90°F.
How cold are winters in Saguache County?
The average winter temperature (December-February) in Saguache County is 20.5°F. January, typically the coldest month, averages 18.7°F.

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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.

By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor
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