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New Orleans, LA All-Time Weather Extremes

The most extreme temperature, precipitation, and snowfall ever recorded in New Orleans, from NOAA daily weather observations.

Station: NEW ORLEANS AUDUBON
All-time weather extremes for New Orleans, LA, from NOAA daily observations at NEW ORLEANS AUDUBON
Temperature
Record High104°F (40°C)June 24, 2009 and August 28, 2023
Record Low6°F (-14°C)February 13, 1899
Lowest High24.9°F (-4°C)January 11, 1962
Highest Low84.9°F (29°C)August 10, 1899 and October 5, 1951 and August 8, 1980
Highest Mean92.5°F (34°C)July 15, 1980 and August 22, 1980 and June 26, 2012
Lowest Mean17.4°F (-8°C)February 13, 1899
Precipitation
Max in One Calendar Day13.08" (332.2 mm)October 2, 1937
Max in One Month23.25" (590.6 mm)December 2009
Least in One Month0.00" (0.0 mm)May 1898
Max in One Year111.81" (2840.1 mm)1991
Least in One Year33.11" (841.0 mm)1917
Snowfall
Max in One Calendar Day10.0" (25.4 cm)February 14, 1895
Max in One Month10.0" (25.4 cm)February 1895
Max in One Season10.0" (25.4 cm)1894-95
Max in One Year10.0" (25.4 cm)1895
Earliest Snow9.6" (24.4 cm)November 14, 1906
Earliest Measurable Snow9.6" (24.4 cm)November 14, 1906
Latest Snow10.0" (25.4 cm)February 14, 1895
Latest Measurable Snow10.0" (25.4 cm)February 14, 1895
Period of Record
TemperatureJanuary 1, 1893 – January 28, 2025
PrecipitationJanuary 13, 1893 – January 28, 2025
SnowfallJanuary 1, 1893 – December 31, 2010

Note: Records compiled from NOAA GHCN-Daily observations at NEW ORLEANS AUDUBON (4 mi from New Orleans, LA). Quality-flagged readings are excluded. Monthly and annual totals require substantially complete reporting for “least” records.

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New Orleans, LA all-time weather extremes table — record high 104°F on June 24, 2009, record low 6°F on February 13, 1899, with precipitation and snowfall records from NOAA data

Frequently Asked Questions

What is the hottest temperature ever recorded in New Orleans, LA?

The all-time record high in New Orleans, LA is 104°F (40°C), set on June 24, 2009 and August 28, 2023.

What is the coldest temperature ever recorded in New Orleans, LA?

The all-time record low in New Orleans, LA is 6°F (-14°C), set on February 13, 1899.

What is the most rain New Orleans, LA has ever had in one day?

The most precipitation recorded in one calendar day near New Orleans, LA is 13.08 inches, on October 2, 1937.

What is the biggest snowfall ever recorded in New Orleans, LA?

The most snow recorded in one calendar day near New Orleans, LA is 10.0 inches, on February 14, 1895.

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