Okmulgee County Climate
Okmulgee County, Oklahoma
Avg Annual Temp
60.0°F
Annual Precip
47.3"
Annual Snowfall
0.9"
Extreme Heat Days
67
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Okmulgee County Weather
A High-Precipitation Humid Subtropical Zone
Okmulgee County averages 60.0°F annually, placing it well above the national median temperature. It is characterized by its high annual rainfall of 47.3 inches, which is among the highest in the state.
Matching State Temps with Record Rain
While the 60.0°F temperature closely tracks the state average of 60.4°F, the precipitation tells a different story. The county receives 10 inches more rain annually than the typical Oklahoma county.
Significantly Wetter than Western Neighbors
Okmulgee is the rainiest in this group at 47.3 inches, dwarfing Oklahoma County’s 35.1 inches. It also experiences much less snow than Noble or Nowata, averaging less than an inch annually.
Steamier Summers and Snow-Free Winters
The county faces 67 extreme heat days, with high humidity making the 81.6°F July average feel even hotter. Snow is nearly non-existent at 0.9 inches, making winter mostly a season of cold rain.
Prioritize Flood Prep and Mold Control
The 47.3 inches of annual rain require excellent home drainage and dehumidifiers to prevent mold. Since snow is rare, residents can skip the heavy winter gear but should invest in high-quality rain equipment.
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.