Coal County Climate
Coal County, Oklahoma
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
61.1°F
Annual Precip
45.1"
Annual Snowfall
3.2"
Extreme Heat Days
67
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7b
Minimum winter temperature range for plant survival
5,164
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Coal County
Climate Verdict
Coal County has a warm, averaging 61.1°F year-round, moderately wet with 45.1 inches of annual precipitation, significant summer heat with 66.9 days annually above 90°F, light snow averaging 3.2 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 39.4°F. summers are hot, with July averaging 81.3°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
Coal County closely matches the Oklahoma statewide average temperature of 60.4°F, it is also noticeably wetter, receiving 7.9 inches more precipitation than the state average.
Climate Profile
About Coal County Weather
Warm and rainy southeastern plains
Coal County averages 61.1°F annually, positioning it as a warmer-than-average American county. It enjoys a climate that transitions from the dry plains to the humid southeastern forests.
Standard temperatures with extra rain
While the 61.1°F average is close to the state mean of 60.4°F, the county is much wetter than average. It receives 45.1 inches of rain annually, nearly 8 inches more than the state norm.
Bridge between north and south
Coal County is notably wetter than its neighbor Cleveland County, which receives only 38.3 inches. It provides a slightly cooler alternative to the extreme heat found further south in Choctaw.
Steamy summers and soft winters
July averages 81.3°F with 67 days reaching above 90°F annually. Winter remains soft with an average of 41.7°F and only 3.2 inches of total annual snowfall.
Invest in moisture protection
Due to the 45.1 inches of rain, keeping gutters clear and foundations sealed against water is a top priority. Summer comfort requires managing the humidity that accompanies the 79.7°F seasonal 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.