Climateby Month

Metairie, LA climate by month

NOAA 1991-2020 normals · 1 ft elevation

Summers in Metairie are hot and oppressively humid; winters are cool. Highs peak at 91°F in July and fall to 63°F in January. Wet days are spread through the year, from about 7 to 14 a month. The most comfortable time to visit is March, April and November.

Warmest month
91°F
July normal high
Coldest month
46°F
January normal low
Wet days a year
115
63.4 in of precipitation
Muggy days a year
176
dew point 65°F or higher

How warm is Metairie?

Normal highs range from 63°F in January to 91°F in July.

40°50°60°70°80°90°100° January: normal high 63°F (17°C), low 46°F (8°C) 63° 46° February: normal high 66°F (19°C), low 50°F (10°C) March: normal high 72°F (22°C), low 55°F (13°C) April: normal high 79°F (26°C), low 62°F (17°C) May: normal high 85°F (29°C), low 69°F (21°C) June: normal high 90°F (32°C), low 75°F (24°C) July: normal high 91°F (33°C), low 77°F (25°C) 91° 77° August: normal high 91°F (33°C), low 77°F (25°C) September: normal high 88°F (31°C), low 74°F (23°C) October: normal high 81°F (27°C), low 64°F (18°C) November: normal high 71°F (22°C), low 54°F (12°C) December: normal high 65°F (18°C), low 48°F (9°C) JFMAMJJASOND

Bars run from the normal low to the normal high for each month.

How rainy is Metairie?

July has the most wet days (about 14); the year brings about 63 in of precipitation.

January: 10 wet days February: 9 wet days March: 8 wet days April: 7 wet days May: 8 wet days June: 13 wet days July: 14 wet days 14 August: 14 wet days September: 10 wet days October: 7 wet days 7 November: 7 wet days December: 9 wet days JFMAMJJASOND

Wet day: at least 0.01 in of rain or melted snow, counted from daily records 1991-2020.

How humid is Metairie?

Muggy days peak in July, at about 31 days.

January: 2 muggy days 2 February: 3 muggy days March: 5 muggy days April: 10 muggy days May: 22 muggy days June: 29 muggy days July: 31 muggy days 31 August: 30 muggy days September: 26 muggy days October: 14 muggy days November: 4 muggy days December: 3 muggy days JFMAMJJASOND

Muggy day: daily mean dew point of 65°F or higher, from hourly observations 1991-2020 at Louis Armstrong New Orleans Intl Airport, 7.5 mi W of the city center.

How much daylight?

Daylight ranges from about 10.3 hours in December to 14.0 hours in June.

January: 10.5 hours of daylight February: 11.1 hours of daylight March: 12.0 hours of daylight April: 12.9 hours of daylight May: 13.7 hours of daylight June: 14.0 hours of daylight 14.0 July: 13.9 hours of daylight August: 13.2 hours of daylight September: 12.3 hours of daylight October: 11.4 hours of daylight November: 10.7 hours of daylight December: 10.3 hours of daylight 10.3 JFMAMJJASOND
See all numbers
Monthly climate normals and day counts for Metairie, 1991-2020
MonthHighLowPrecip.Wet daysSnowMuggy daysDaylight
January 63°F46°F 5.2 in10 0.0 in 2 10.5 h
February 66°F50°F 4.1 in9 0.0 in 3 11.1 h
March 72°F55°F 4.4 in8 0.0 in 5 12.0 h
April 79°F62°F 5.2 in7 0.0 in 10 12.9 h
May 85°F69°F 5.6 in8 0.0 in 22 13.7 h
June 90°F75°F 7.6 in13 0.0 in 29 14.0 h
July 91°F77°F 6.8 in14 0.0 in 31 13.9 h
August 91°F77°F 6.9 in14 0.0 in 30 13.2 h
September 88°F74°F 5.1 in10 0.0 in 26 12.3 h
October 81°F64°F 3.7 in7 0.0 in 14 11.4 h
November 71°F54°F 3.9 in7 0.0 in 4 10.7 h
December 65°F48°F 4.8 in9 0.1 in 3 10.3 h

High and low: NOAA 1991-2020 normal daily high and low. Wet days: at least 0.01 in of rain or melted snow. Muggy days: daily mean dew point 65°F or higher.

Best months to visit Metairie

By our comfort score, the best months are March, April and November.

Comfort score by month (0-100) and its parts, in days per month
MonthScoreComfortableNotable rainHot or cold
Jan 561071
Feb 611160
Mar 661350
Apr 651150
May 52356
Jun 380918
Jul 350923
Aug 3301023
Sep 401713
Oct 57942
Nov 641450
Dec 561060

Score = 40 × share of comfortable days + 25 × share of days without notable rain + 20 × share of days neither hot (90°F+) nor cold (high 40°F or below) + 15 × daylight. How the score works.

Frost dates in Metairie

The last spring frost typically comes around Jan 24, and the first fall frost around Jan 2, leaving 341 frost-free days in a typical year.

Frost and freeze dates for Metairie
Typical date1 year in 10
Last spring frost (32°F)Jan 24after Feb 23
First fall frost (32°F)Jan 2before Dec 5
Hard freeze (28°F)in about 36% of years; no typical date
Frost-free season341 daysunder 309 days

"Typical" is the date with a 50% chance of a later spring frost (or earlier fall frost). Planting after the "1 year in 10" spring date gives a 90% chance of no further frost. The Old Farmer's Almanac publishes 30% dates, which fall between our typical and 1-in-10 dates.

Station: New Orleans Audubon (USW00012930), NOAA 1991-2020 freeze probabilities. Frost dates for every city in Louisiana.

Hottest and coldest readings, 1991-2020

The highest reading was 101°F (June 24, 2009); the lowest was 16°F (February 5, 1996).

From the temperature station's daily records with NOAA quality flags removed. Not an all-time record.

Near Metairie

Similar climates elsewhere

Where the numbers come from

  • Temperature, rain and humidity and wind by hour: New Orleans Intl Airport (USW00012916), 5.9 mi W of the city center, 4 ft . NOAA normals and daily records, 1991-2020.
  • Snowfall and snow depth: New Orleans Lakefront Airport (USW00053917), 8.7 mi ENE of the city center, 9 ft . NOAA normals and daily records, 1991-2020.
  • Frost dates: New Orleans Audubon (USW00012930), 4.8 mi SSE of the city center, 20 ft . NOAA normals and daily records, 1991-2020.
  • Daily humidity and wind: Louis Armstrong New Orleans Intl Airport (722310-12916), 7.5 mi W of the city center, -3 ft . Hourly observations, 1991-2020.
  • Not available for this location: cloud cover (no station close enough or similar enough in elevation).

Distances from the city center (USGS). Methodology · Report an error