New Orleans Area Daily Climate Data

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👉 NWS New Orleans Will Update Public, Marine and Fire Weather Forecast Zones in April 2026

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Climate Data for March 18

	Normal High*	Normal Low*	Record High	Record Low	Record Precipitation
Baton Rouge (since 1892)	74	51	89 (1963)	34 (2005)	3.22 (1904)
Biloxi, MS (since 1893)	70	54	84 (1908)	36 (1928)	3.99 (1951)
McComb, MS (since 1948)	72	48	88 (1982)	28 (1960)	1.87 (1992)
New Orleans - City (since 1893)	75	56	88 (1982)	35 (1941)	3.21 (1904)
New Orleans Intl Airport - MSY (since 1871)	73	56	89 (1982)	33 (1960)	1.98 (2016)
Slidell, LA (since 1956)	71	52	88 (1982)	32 (2005)	3.3 (1980)

*30 Year Climate Normals from 1991 to 2020
Persistent gradient winds of 30 to 40 knots with frequent gusts to 50 knots caused scattered damage across sections of southeast Louisiana. Numerous power outages from fallen tree limbs were common across the area. In Mandeville, a house was damaged and an automobile was crushed by a falling tree.

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