Louisa County Climate
Louisa County, Virginia
Avg Annual Temp
55.8°F
Annual Precip
44.2"
Annual Snowfall
15.8"
Extreme Heat Days
32.9
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Louisa County Weather
A Central Virginia Climate Standard
Louisa County averages 55.8°F, placing it well above the national median temperature. This climate provides long, warm growing seasons and manageable winters typical of the Piedmont region.
Matching the Virginia State Average
Louisa's annual average of 55.8°F is nearly identical to the Virginia statewide average of 55.9°F. This makes the county a perfect representative of the Commonwealth's overall weather patterns.
Warmer Than Northern Regional Neighbors
Louisa is notably warmer than Loudoun County, which averages just 54.8°F. The county also sees more winter precipitation, recording 15.8 inches of snow compared to more moderate totals in nearby cities.
Hot Summers with Surprising Snow
Residents navigate 33 days of extreme heat annually, primarily during the 76.0°F July peak. Despite the heat, winter brings a significant 15.8 inches of annual snowfall and a January average of 35.3°F.
Equip for Both Extremes
The high annual snowfall of 15.8 inches requires reliable winter gear and insulation. Meanwhile, the 33 days of extreme heat demand high-efficiency cooling to maintain indoor comfort during July and August.
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.