Graham County Climate
Graham County, Kansas
Avg Annual Temp
53.1°F
Annual Precip
22.8"
Annual Snowfall
19.3"
Extreme Heat Days
65.65
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Graham County Weather
A Temperate Climate in the High Plains
Graham County maintains an average annual temperature of 53.1°F, sitting slightly below the national median of roughly 55°F. The region operates as a semi-arid climate, receiving just 22.8 inches of precipitation annually compared to the much wetter eastern United States.
Cooler Than the Kansas Average
With an annual average of 53.1°F, Graham County ranks as one of the cooler jurisdictions in Kansas compared to the state average of 54.8°F. It receives nearly 8 inches less precipitation than the state typical of 30.3 inches, marking it as part of the drier western corridor.
Drier and Cooler Than Eastern Neighbors
Graham County is significantly drier than Greenwood County, which sees 39.1 inches of rain. While neighboring Greeley County to the west is even cooler at 52.4°F, Graham remains more temperate than southern counties like Harper.
Sixty-Six Days of Extreme Heat
Summers are intense with 66 days reaching 90°F or higher and a July average of 78.8°F. Winters provide a sharp contrast, averaging 30.8°F and delivering 19.3 inches of annual snowfall.
Prepare for Wide Temperature Swings
Residents need high-efficiency HVAC systems to manage the 49-degree swing between January and July averages. Heavy-duty winter gear is essential for the 19.3 inches of snow, while hydration is critical during the two months of extreme heat.
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.