Polk County Climate
Polk County, Nebraska
Avg Annual Temp
50.5°F
Annual Precip
28.3"
Annual Snowfall
28.7"
Extreme Heat Days
23.2
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Polk County Weather
A Stable Mid-Continent Climate Profile
Polk County's 50.5°F average annual temperature is just below the national median. It offers a classic continental climate with distinct, well-defined seasons.
Consistent with Regional Averages
Polk tracks closely with the Nebraska average temperature of 49.7°F, though it is slightly warmer at 50.5°F. Its 28.3 inches of rain is slightly above the state average of 25.9 inches.
Fewer Heat Waves than Neighbors
Polk experiences only 23 extreme heat days, which is significantly fewer than Platte (32 days) or Otoe (35 days). However, it is snowier than Platte, receiving 28.7 inches annually.
Moderate Summers and Significant Snow
Summer temperatures average 73.3°F, with relatively few days breaking the 90°F mark. Winters are more intense, with 28.7 inches of snowfall and a January average of 23.7°F.
Equipping for Cold and Snow
The nearly 29 inches of annual snow requires high-quality winter tires and removal gear. While summers are milder than nearby counties, standard air conditioning is still recommended.
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.