Niobrara County Climate
Niobrara County, Wyoming
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
46.5°F
Annual Precip
15.6"
Annual Snowfall
48.9"
Extreme Heat Days
38
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
5a
Minimum winter temperature range for plant survival
2,417
Favors cool-season crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Niobrara County
Climate Verdict
Niobrara County has a cool, averaging 46.5°F annually, semi-arid conditions with only 15.6 inches of annual precipitation, occasional hot days — 38.425 per year above 90°F, moderate snowfall of 48.9 inches annually. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are very cold — January averages 24.7°F. summers are warm — July averages 72.2°F. The 48°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Winter sports enthusiasts benefit from reliable snow cover for 3-4 months annually.
Regional Context
Niobrara County closely matches the Wyoming statewide average temperature of 43.8°F, the county experiences 15.06510431597388 more extreme heat days than the state average.
Climate Profile
About Niobrara County Weather
A High Plains Climate Profile
Niobrara County’s annual average temperature of 46.5°F is cool by national standards but typical for the High Plains. It is relatively dry, with 15.6 inches of annual precipitation compared to the much higher national average.
Surpassing the State Average
The county is roughly 2.7 degrees warmer than the Wyoming state average of 43.8°F. It benefits from a lower elevation that helps keep its annual temperature profile in the state's upper quartile.
Wetter and Warmer Neighbors
Niobrara is slightly cooler than Platte County to the southwest (47.2°F). However, its 15.6 inches of precipitation makes it wetter than many interior Wyoming counties like Natrona.
The State's Summer Hotspot
Niobrara County experiences 38 days of extreme heat over 90°F, the highest among these eight counties. Winters still bring 48.9 inches of snow, though January remains slightly warmer than the state average at 24.7°F.
Cooling is a Priority
Because of the 38 extreme heat days, reliable air conditioning is more critical here than in most of Wyoming. Residents should also prepare for moderate snowfall that can total nearly 50 inches annually.
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.