Tillman County Climate
Tillman County, Oklahoma
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
62.9°F
Annual Precip
—
Annual Snowfall
—
Extreme Heat Days
102
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
8a
Minimum winter temperature range for plant survival
5,683
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Tillman County
Climate Verdict
Tillman County has a warm, averaging 62.9°F year-round, significant summer heat with 101.55 days annually above 90°F. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are mild, with January temperatures averaging 41.0°F. summers are hot, with July averaging 84.7°F. The 44°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Summer outdoor activities should be planned for early morning or evening to avoid extreme heat.
Regional Context
Tillman County closely matches the Oklahoma statewide average temperature of 60.4°F, the county experiences 25.139050925925886 more extreme heat days than the state average.
Climate Profile
About Tillman County Weather
Exceptional heat in the southwest corner
Tillman County is one of the warmest in the region, with an annual average temperature of 62.9°F. This is nearly ten degrees above the national median, signaling a very hot local climate.
Ranking among Oklahoma's hottest counties
At 62.9°F, the county is significantly warmer than the Oklahoma state average of 60.4°F. July brings extreme conditions with temperatures averaging 84.7°F.
Surpassing neighbors in extreme heat days
Tillman County records a staggering 102 days over 90°F annually, far exceeding the 76 days seen in nearby Stephens County. While rainfall data is limited, the heat profile is clearly the most intense in the set.
Over one hundred days of extreme heat
The county endures 102 days per year with temperatures at or above 90°F. Winter is mild by comparison, averaging 42.7°F, with virtually no significant snow recorded.
Prioritize high-capacity air conditioning
With over 100 days of extreme heat, HVAC systems must be regularly serviced and highly efficient. Residents should avoid outdoor exertion during the peak of the 84.7°F July afternoons.
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.