Vernon Parish Climate
Vernon Parish, Louisiana
NOAA NCEI 1991-2020 Climate NormalsAvg Annual Temp
66.7°F
Annual Precip
59.5"
Annual Snowfall
0.1"
Extreme Heat Days
100
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Growing Season & Gardening
9a
Minimum winter temperature range for plant survival
6,487
Excellent for heat-loving crops
Seasonal Overview
National Comparison
7-Day Outlook
Forecast
Current Conditions
Air Quality
Safety
Weather Alerts
Climate Advisory: Vernon Parish
Climate Verdict
Vernon Parish has a warm, averaging 66.7°F year-round, very wet conditions receiving 59.5 inches of precipitation annually, significant summer heat with 100.17500000000001 days annually above 90°F, light snow averaging 0.1 inches per year. This climate profile shapes everything from energy costs to outdoor recreation opportunities.
Seasonal Breakdown
Winters are mild, with January temperatures averaging 49.4°F. summers are hot, with July averaging 82.3°F. The 33°F seasonal variation provides noticeable but manageable change.
Outdoor & Gardening Guidance
Summer outdoor activities should be planned for early morning or evening to avoid extreme heat.
Regional Context
Vernon Parish closely matches the Louisiana statewide average temperature of 67.0°F, the county experiences 16.508653846153905 more extreme heat days than the state average.
Climate Profile
About Vernon Parish Weather
Subtropical Heat in Central Louisiana
Vernon Parish averages 66.7°F annually, placing it well above the national median temperature. The climate is classified as humid subtropical, characterized by long, hot summers and brief, mild winters. This temperature profile is typical for the American Deep South but far warmer than most of the country.
Keeping Pace With the State Average
At 66.7°F, Vernon Parish sits just below the Louisiana state average of 67.0°F. This small variance makes it one of the more representative parishes for the state's overall climate. It experiences the classic Louisiana heat without the extreme coastal humidity of its southern neighbors.
Drier and Hotter Than Coastal Parishes
Vernon sees 100 extreme heat days per year, significantly more than Vermilion’s 73 days. It is also drier than the state average, receiving 59.5 inches of annual rainfall compared to the Louisiana average of 60.8 inches. This inland position results in sharper temperature peaks during the summer months.
A Century of Extreme Heat Days
The parish endures 100 days of temperatures at or above 90°F, with July highs averaging 82.3°F. Winters are cool but rarely cold, featuring a January average of 49.4°F and a negligible 0.1 inches of annual snowfall. The summer average of 81.5°F dominates the local weather calendar.
Prioritize Heat Safety and Cooling Efficiency
With 100 days of extreme heat, efficient home cooling and hydration are the top priorities for residents. The 59.5 inches of annual rain require sturdy roofing, though the parish is slightly less prone to flooding than coastal areas. Plan for peak outdoor work during the mild 51.0°F winter season.
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.