Plaquemines Parish Climate
Plaquemines Parish, Louisiana
Avg Annual Temp
69.7°F
Annual Precip
61.1"
Annual Snowfall
0.0"
Extreme Heat Days
46.625
days >= 90°F/yr
Monthly Temperature
Precipitation Calendar
Seasonal Overview
National Comparison
Climate Profile
About Plaquemines Parish Weather
Balmy coastal conditions
Plaquemines Parish averages 69.7°F, which is exceptionally warm compared to the national median. The Gulf of Mexico heavily influences this maritime climate.
Warmer than the state median
This parish stays warmer than the 67.0°F state average due to its southern latitude. The water-adjacent location prevents the deep freezes seen further north.
Fewer extreme heat days
Thanks to coastal breezes, the parish sees only 47 extreme heat days, half as many as inland Orleans Parish. It receives 61.1 inches of rain, slightly above the state average.
Moderate summers and balmy winters
July averages 82.5°F, while winter is the warmest in the region at 56.1°F. Snowfall is unheard of here, with a recorded annual average of 0.0 inches.
Focus on humidity and rain
While extreme heat is less frequent here than inland, 61.1 inches of rain makes moisture control a priority. Light clothing and hurricane preparedness are the keys to living in this coastal environment.
Frequently Asked Questions
What is the average temperature in Plaquemines Parish?
How much rain does Plaquemines Parish get?
Does it snow in Plaquemines Parish?
How hot does Plaquemines Parish get in summer?
How cold are winters in Plaquemines Parish?
Track your own weather in Plaquemines 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.