Wheeler County Climate
Wheeler County, Oregon
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
48.0°F
Annual Precip
14.4"
Annual Snowfall
—
Extreme Heat Days
22
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
7a
Minimum winter temperature range for plant survival
1,751
Favors cool-season crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Wheeler County
Climate Verdict
Wheeler County has a cool, averaging 48.0°F annually, arid conditions receiving just 14.4 inches of precipitation annually, occasional hot days — 22.4 per year above 90°F. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are cold, with January averaging 34.1°F. summers are pleasantly cool with July averaging 66.1°F. The 32°F seasonal variation provides noticeable but manageable change. December is typically the coldest month and July the warmest.
Outdoor & Gardening Guidance
Growing season and gardening data is currently limited for Wheeler County. Check the USDA Plant Hardiness Zone Map and local extension office for specific guidance.
Regional Context
Wheeler County closely matches the Oregon statewide average temperature of 50.5°F, it is also noticeably drier, receiving 23.0 inches less precipitation than the state average.
Climate Profile
About Wheeler County Weather
Cooler High-Desert Living
Wheeler County’s average annual temperature of 48.0°F is notably cooler than the national median. This high-altitude, semi-arid climate features crisp air and significant daily temperature swings.
Cooler and Drier Than the State Average
The county sits 2.5 degrees below the Oregon state average of 50.5°F. It is one of the state's driest regions, recording just 14.4 inches of precipitation annually compared to the 37.4-inch state average.
A Typical Central Oregon Profile
Wheeler shares the dry, sun-drenched characteristics of neighboring Grant and Gilliam counties. Its lower precipitation levels set it apart from the wetter forest zones found in the Cascades to the west.
Sharp Temperature Swings Throughout the Year
July averages a pleasant 66.1°F, though the county still sees 22 days of extreme heat over 90°F. While snowfall data is currently unavailable, the winter average of 34.3°F indicates a consistently cold season.
Dress in Layers for Desert Shifts
The gap between the 63.2°F summer average and 22 extreme heat days requires versatile clothing layers. Homeowners should focus on winterizing pipes to protect against the 34.3°F average winter temperatures.
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.