Cotton County Climate
Cotton County, Oklahoma
Avg Annual Temp
62.2°F
Annual Precip
32.2"
Annual Snowfall
2.2"
Extreme Heat Days
96.5
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Cotton County Weather
Above National Averages for Warmth
Cotton County maintains a 62.2°F annual average temperature, which is significantly warmer than the national median. This climate reflects the county's position in the southern plains.
Warmer Than the Oklahoma Average
The county's 62.2°F average exceeds the Oklahoma state average of 60.4°F. It stands out as one of the warmer regions in the state.
Hotter and Drier Than Eastern Neighbors
With 32.2 inches of annual rain, Cotton County is drier than many counties to its east. It also experiences more intense summer heat than most northern neighbors.
Blistering Summers and Mild Winters
The county endures 97 days of extreme heat above 90°F each year. Conversely, winters are gentle, averaging only 2.2 inches of annual snowfall.
Prioritize Cooling and Hydration
High-efficiency HVAC is a necessity to manage the 83.9°F July average. Residents can generally skip heavy winter gear given the mild 41.9°F winter mean.
Frequently Asked Questions
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Data source: NOAA National Centers for Environmental Information (NCEI), U.S. Climate Normals 1991-2020.
Climate normals are 30-year averages of weather variables computed from 1991 to 2020. Station data is aggregated to county level using spatial averaging. Data is informational only — not a substitute for official National Weather Service forecasts or emergency weather warnings.