Average Temperatures in Louisiana

Average Annual Temperatures in Louisiana

Average annual temperatures for cities, communities and other locations around Louisiana are listed below in degrees Fahrenheit and Celsius.

You can jump to a separate table for each region of the state: Gulf Coast, Florida Parishes, Central and North Louisiana.

The tables give the normals for maximum and minimum yearly temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.

Gulf Coast

Average annual temperatures
High °F	Low °F	Place	High °C	Low °C
77	64	Boothville	25	18
78	59	Crowley	25	15
79	60	Houma	26	16
79	60	Lafayette	26	16
79	60	Lake Charles	26	16
78	62	Morgan City	26	17
80	60	New Iberia	27	16
79	63	New Orleans	26	17
78	62	Rockefeller Wildlife Refuge	25	16

Florida Parishes

Average temperatures for the year
High °F	Low °F	Place	High °C	Low °C
79	58	Baton Rouge	26	14
79	56	Bogalusa	26	13
78	56	Hammond	26	13
79	59	New Roads	26	15
77	59	Slidell	25	15

Central Louisiana

Average yearly temperatures
High °F	Low °F	Place	High °C	Low °C
77	57	Alexandria	25	14
78	55	Leesville	26	13
79	57	Natchitoches	26	14
77	54	Winnfield	25	12

North Louisiana

Annual average temperature
High °F	Low °F	Place	High °C	Low °C
74	55	Lake Providence	23	13
77	53	Monroe	25	12
76	54	Ruston	25	12
78	56	Shreveport	25	13

Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.