Hartley County Climate
Hartley County, Texas
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
55.8°F
Annual Precip
16.9"
Annual Snowfall
17.4"
Extreme Heat Days
65
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7a
Minimum winter temperature range for plant survival
3,910
Supports most vegetables & fruits
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Hartley County
Climate Verdict
Hartley County has a mild, with an average annual temperature of 55.8°F, semi-arid conditions with only 16.9 inches of annual precipitation, significant summer heat with 64.95 days annually above 90°F, light snow averaging 17.4 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 35.2°F. summers are warm — July averages 77.7°F. The 42°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
The moderate temperatures support hiking, cycling, and camping comfortably in spring, summer, and fall.
Regional Context
Hartley County is 9.7°F cooler than the Texas statewide average of 65.5°F, it is also noticeably drier, receiving 14.9 inches less precipitation than the state average, the county experiences 39.89187338267581 fewer extreme heat days than the state average.
Climate Profile
About Hartley County Weather
Cooler High Plains Climate
At 55.8°F, Hartley County aligns closely with the national median temperature. It is a semi-arid region with only 16.9 inches of annual precipitation.
Among the Coolest in Texas
The county is nearly 10 degrees cooler than the state average of 65.5°F. It also receives only about half the rainfall of the average Texas county.
A Snowy Panhandle Outlier
Hartley is much colder and drier than central counties like Hays. It records 17.4 inches of snow, which is significantly higher than most of its Texas peers.
Modest Summers and Snowy Winters
Summers are mild for Texas, averaging 75.7°F with only 65 days of extreme heat. Winters are cold at 36.3°F, bringing the state's highest snow totals.
Winter Ready in the Panhandle
Residents need heavy winter gear and snow removal equipment for the 17.4-inch annual snowfall. Home insulation is a priority for the 36.3°F winter average.
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.