Louisiana Climate Data

NOAA 30-year climate normals for all 64 counties.

State Avg Temp

67.0°F

Hottest County

Orleans Parish

71.3°F avg

Coldest County

Claiborne Parish

62.8°F avg

Wettest County

Lafourche Parish

68.9" precip

All Louisiana Counties

Acadia Parish

68.2°F avg

Allen Parish

66.7°F avg

Ascension Parish

Data pending

Assumption Parish

68.2°F avg

Avoyelles Parish

67.3°F avg

Beauregard Parish

67.2°F avg

Bienville Parish

65.2°F avg

Bossier Parish

65.9°F avg

Caddo Parish

65.5°F avg

Calcasieu Parish

68.8°F avg

Caldwell Parish

65.5°F avg

Cameron Parish

69.4°F avg

Catahoula Parish

65.2°F avg

Claiborne Parish

62.8°F avg

Concordia Parish

Data pending

De Soto Parish

65.5°F avg

East Baton Rouge Parish

67.9°F avg

East Carroll Parish

64.6°F avg

East Feliciana Parish

65.6°F avg

Evangeline Parish

Data pending

Franklin Parish

66.0°F avg

Grant Parish

Data pending

Iberia Parish

68.9°F avg

Iberville Parish

68.7°F avg

Jackson Parish

Data pending

Jefferson Davis Parish

67.8°F avg

Jefferson Parish

69.7°F avg

Lafayette Parish

68.8°F avg

Lafourche Parish

69.8°F avg

LaSalle Parish

65.0°F avg

Lincoln Parish

64.8°F avg

Livingston Parish

Data pending

Madison Parish

66.8°F avg

Morehouse Parish

63.3°F avg

Natchitoches Parish

66.4°F avg

Orleans Parish

71.3°F avg

Ouachita Parish

64.9°F avg

Plaquemines Parish

69.7°F avg

Pointe Coupee Parish

68.8°F avg

Rapides Parish

66.4°F avg

Red River Parish

Data pending

Richland Parish

66.6°F avg

Sabine Parish

65.9°F avg

St. Bernard Parish

68.6°F avg

St. Charles Parish

Data pending

St. Helena Parish

Data pending

St. James Parish

Data pending

St. John the Baptist Parish

69.1°F avg

St. Landry Parish

68.0°F avg

St. Martin Parish

67.8°F avg

St. Mary Parish

69.6°F avg

St. Tammany Parish

67.4°F avg

Tangipahoa Parish

66.8°F avg

Tensas Parish

65.5°F avg

Terrebonne Parish

69.6°F avg

Union Parish

64.2°F avg

Vermilion Parish

67.2°F avg

Vernon Parish

66.7°F avg

Washington Parish

67.3°F avg

Webster Parish

65.3°F avg

West Baton Rouge Parish

67.3°F avg

West Carroll Parish

Data pending

West Feliciana Parish

Data pending

Winn Parish

65.3°F avg

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.

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