Bienville Parish Climate
Bienville Parish, Louisiana
Avg Annual Temp
65.2°F
Annual Precip
57.1"
Annual Snowfall
0.5"
Extreme Heat Days
87.9
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Bienville Parish Weather
Cooler Trends in Northern Louisiana
Bienville Parish averages 65.2°F annually, which is warmer than the national median but cooler than most of the state. It features a humid subtropical climate with slightly more seasonal variety.
Below the Louisiana State Average
The parish is cooler than the Louisiana state average of 67.0°F. It is also drier than most parishes, receiving 57.1 inches of rain compared to the 60.8-inch state average.
The Cooler Side of the Region
Bienville is notably cooler than Bossier Parish, which averages 65.9°F. It also receives about 5 inches more rainfall annually than Bossier, despite being nearby.
88 Days of Heat and Trace Snow
Even with cooler annual averages, the parish sees 88 days of extreme heat over 90°F. Winters are the coldest in this group, averaging 48.4°F with 0.5 inches of annual snowfall.
Winter Prep and Summer Cooling
Residents should prepare for occasional freezes and the rare half-inch of snow. While summers are shorter than in the south, the 88 days of extreme heat still demand powerful air conditioning.
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.