Cleveland County Climate
Cleveland County, Oklahoma
Avg Annual Temp
60.7°F
Annual Precip
38.3"
Annual Snowfall
4.0"
Extreme Heat Days
69.1
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Cleveland County Weather
The quintessential Oklahoma climate
Cleveland County averages 60.7°F annually, staying about 6 degrees warmer than the national median. It experiences a classic humid subtropical climate with four distinct, albeit short, seasons.
Mirroring the state average
The county's 60.7°F average temperature almost perfectly matches the state average of 60.4°F. Precipitation is also typical for the region, with 38.3 inches falling annually.
Comparing the central corridor
Cleveland is slightly warmer than its neighbor Canadian County (59.1°F). It shares the same weather patterns as the Oklahoma City metro, characterized by volatile spring storms.
Hot Juls and modest snow
Summer temperatures average 80.1°F, including 69 days that hit or exceed 90°F. Winter is generally mild at 40.9°F, with snowfall typically limited to about 4 inches per year.
Plan for variable spring weather
With 69 extreme heat days, efficient air conditioning is the primary utility concern for residents. Winter weather requires only basic preparations as the average January low stays near 38.8°F.
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.