LaSalle Parish Climate
LaSalle Parish, Louisiana
Avg Annual Temp
65.0°F
Annual Precip
58.6"
Annual Snowfall
0.3"
Extreme Heat Days
82.7
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About LaSalle Parish Weather
Warm Temperatures and Heavy Rain
LaSalle Parish averages 65.0°F annually, which is roughly 10 degrees warmer than the national median. The area is also quite wet, recording 58.6 inches of annual precipitation.
Cooler than Southern Louisiana
At 65.0°F, LaSalle is cooler than the Louisiana state average of 67.0°F. It also receives 58.6 inches of rain, which is slightly less than the statewide average of 60.8 inches.
Similar to Northern Neighbors
LaSalle Parish shares a similar climate to Lincoln Parish, which averages 64.8°F. Both parishes sit in the interior of the state, away from the moderating influences of the Gulf of Mexico.
Prolonged Heat and Brief Chills
The parish experiences 83 extreme heat days above 90°F and a summer average of 80.5°F. Winters are cooler than the coast, with a January average of 46.6°F and 0.3 inches of annual snow.
Balance Cooling and Winter Prep
Residents should prepare for 83 days of extreme heat with reliable cooling systems. Because winter temperatures average 48.7°F, seasonal clothing and home insulation are important for the cooler months.
Frequently Asked Questions
What is the average temperature in LaSalle Parish?
How much rain does LaSalle Parish get?
Does it snow in LaSalle Parish?
How hot does LaSalle Parish get in summer?
How cold are winters in LaSalle Parish?
Track your own weather in LaSalle Parish
Ambient Weather personal weather stations give you hyperlocal climate data.
Sponsored
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.