McCurtain County Climate
McCurtain County, Oklahoma
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
60.8°F
Annual Precip
54.2"
Annual Snowfall
2.5"
Extreme Heat Days
64
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
8a
Minimum winter temperature range for plant survival
4,962
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: McCurtain County
Climate Verdict
McCurtain County has a warm, averaging 60.8°F year-round, moderately wet with 54.2 inches of annual precipitation, significant summer heat with 64.125 days annually above 90°F, light snow averaging 2.5 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are mild, with January temperatures averaging 40.3°F. summers are hot, with July averaging 80.2°F. The 40°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
McCurtain County closely matches the Oklahoma statewide average temperature of 60.4°F, it is also noticeably wetter, receiving 16.9 inches more precipitation than the state average.
Climate Profile
About McCurtain County Weather
Oklahoma's Wettest Corner
McCurtain County receives a massive 54.2 inches of annual precipitation, far exceeding the national median. The average annual temperature is a warm 60.8°F.
A Rain Leader in Oklahoma
McCurtain's 54.2 inches of rain is nearly 50% higher than the 37.2-inch state average. Its temperature is also slightly higher than the state average of 60.4°F.
Soaking Compared to Western Neighbors
McCurtain receives about 18 inches more rain annually than McClain County. Despite the rain, it sees only 2.5 inches of snow, much less than northern Oklahoma.
Humid Summers and Soft Winters
Summers average 78.6°F with 64 days of extreme heat, tempered by frequent rainfall. Winters are mild at 42.3°F with very little snowfall averaging 2.5 inches.
Prioritize Rain Gear and Drainage
The 54.2 inches of annual rain makes heavy-duty rain gear and robust home drainage systems essential. Heat is moderate but humid, so dehumidifiers can improve indoor comfort.
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.