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Louisiana Weather Records

Weather averages and records for the U.S. state of Louisiana based on data made available by the NOAA.
Louisiana Statewide Averages
Average temperatures and precipitation over the entire territory of the state, from 1991–2020.
Month High (°F) Low (°F) Precipitation (in)
January 60.0 39.8 5.7
February 64.1 43.3 4.6
March 71.0 49.2 4.8
April 77.5 55.8 5.1
May 84.4 64.0 4.9
June 89.8 70.7 5.5
July 91.9 72.9 5.3
August 92.2 72.4 5.1
September 88.2 67.4 4.5
October 79.7 56.5 4.5
November 69.4 47.1 4.5
December 62.0 41.6 5.2
Entire Year 77.5 56.7 59.7
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Louisiana Average Temperature by Year
Louisiana Cities
Yearly weather averages for various places in Louisiana, from 1991–2020.
City Average (°F) Record (°F) Yearly (inches)
High Low High Low Precipitation Snow
Alexandria 78.3 56.4 109 3 53.4 n/a
Baton Rouge 79.0 58.0 110 2 61.9 n/a
Donaldsonville 78.4 58.1 104 3 63.2 0.1
Franklin 77.3 59.6 104 8 64.1 0.0
Homer 74.8 51.9 109 -1 54.6 0.6
Jeanerette 77.5 58.3 104 3 63.5 0.0
Jennings 77.4 58.5 107 9 63.2 0.1
Lafayette 78.8 59.7 107 6 62.5 n/a
Lake Charles 78.7 59.8 107 11 59.8 n/a
Leesville 78.0 54.6 109 1 59.2 0.2
Minden 76.3 53.5 112 -16 56.2 0.5
Monroe 76.9 55.3 109 -2 55.0 n/a
Morgan City 77.3 60.7 282 10 56.6 0.0
Natchitoches 77.5 56.0 110 3 56.7 0.4
New Iberia 79.0 59.4 103 6 57.7 n/a
New Orleans 78.8 61.7 102 6 63.3 n/a
Shreveport 77.3 56.0 109 1 51.4 0.8
Slidell 77.3 58.7 104 8 65.6 0.1
Tallulah 76.4 54.4 108 -12 53.8 n/a
Thibodaux 79.0 59.8 102 9 71.3 0.0