Ouachita Parish Climate
Ouachita Parish, Louisiana
Avg Annual Temp
64.9°F
Annual Precip
56.2"
Annual Snowfall
0.3"
Extreme Heat Days
94.4
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Ouachita Parish Weather
A warm southern climate
Ouachita Parish averages 64.9°F annually, placing it well into the upper bracket of U.S. county temperatures. This reflects a climate dominated by southern humidity.
Cooler than the state average
At 64.9°F, the parish is cooler than the Louisiana state average of 67.0°F. Despite this, it still faces significant summer extremes.
Higher heat than northern neighbors
Ouachita records 94 extreme heat days, significantly more than neighboring Morehouse Parish at 80 days. Its 56.2 inches of rain is slightly below the state average.
Sweltering summers and mild winters
Summers average 81.4°F with peaks in July hitting 82.5°F. Winters are manageable with a 47.8°F average and only trace amounts of snow at 0.3 inches.
Brace for extreme summer heat
The 94 days of temperatures over 90°F require high-performance cooling systems and hydration. With 56.2 inches of rain, residents should ensure gutters can handle heavy seasonal downpours.
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.