Union County Climate
Union County, Georgia
Avg Annual Temp
55.9°F
Annual Precip
60.3"
Annual Snowfall
3.1"
Extreme Heat Days
7.6
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Union County Weather
Georgia's cool and rainy mountain refuge
Union County offers a cool annual temperature of 55.9°F, much closer to the national median than most of Georgia. It is also exceptionally wet, receiving 60.3 inches of rain annually.
Significantly cooler than the Georgia average
This is one of Georgia's coolest counties, sitting nearly 8 degrees below the state average of 63.7°F. It receives significantly more rain and snow than the typical Georgia county.
Snowier and wetter than western neighbors
Union is much cooler and snowier than Walker County to the west. While Walker gets 0.9 inches of snow, Union averages 3.1 inches due to its higher mountain elevation.
Mild summers and cold, snowy winters
The county experiences just 8 extreme heat days per year, a stark contrast to the state average. Winters are the coldest in the region, with a January average of 37.4°F.
Gear up for mountains and moisture
Residents need a versatile wardrobe including heavy coats for the 3.1 inches of snow and 39.5°F winters. Waterproof gear is essential for the 60.3 inches of annual rainfall.
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.