Otero County Climate
Otero County, New Mexico
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
57.8°F
Annual Precip
15.2"
Annual Snowfall
18.0"
Extreme Heat Days
69
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
8a
Minimum winter temperature range for plant survival
4,082
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Otero County
Climate Verdict
Otero County has a mild, with an average annual temperature of 57.8°F, semi-arid conditions with only 15.2 inches of annual precipitation, significant summer heat with 69.41666666666667 days annually above 90°F, light snow averaging 18.0 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 39.6°F. summers are warm — July averages 75.4°F. The 36°F seasonal variation provides noticeable but manageable change. December is typically the coldest month and July the warmest.
Outdoor & Gardening Guidance
The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.
Regional Context
Otero County closely matches the New Mexico statewide average temperature of 54.8°F.
Climate Profile
About Otero County Weather
Vibrant Sun and Mountain Air
Otero County averages 57.8°F annually, making it warmer than the national median. It experiences a mix of desert and mountain climates, resulting in 15.2 inches of annual precipitation.
Warmer and Wetter Than Average
The county's 57.8°F average temperature is higher than the state average of 54.8°F. Otero also receives slightly more precipitation than the New Mexico average, totaling 15.2 inches annually.
More Diverse Than Neighboring Luna
While Otero shares a warm southern climate, its 18 inches of snow contrasts sharply with Luna County's 0.6 inches. It is also wetter than San Juan County, receiving 6 more inches of precipitation per year.
Toasty Summers and Crisp Winters
Summer temperatures average 74.5°F with 69 days of heat exceeding 90°F. Winters remain relatively mild at 40.9°F, though the county still averages 18 inches of snow.
Plan for Temperature Swings
The 69 extreme heat days require effective cooling, but residents should also keep snow shovels ready for the 18-inch winter average. Seasonal transitions can be sharp, so layered clothing is best for Otero's varied elevations.
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.