Chalmette, Louisiana 

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Climate in Chalmette, Louisiana

Chalmette, Louisiana gets 65 inches of rain, on average, per year. The US average is 38 inches of rain per year.

Chalmette averages 0 inches of snow per year. The US average is 28 inches of snow per year.

On average, there are 222 sunny days per year in Chalmette. The US average is 205 sunny days.

Chalmette gets some kind of precipitation, on average, 109 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.

Weather Highlights

Summer High: the July high is around 91 degrees
Winter Low: the January low is 45
Rain: averages 65 inches of rain a year
Snow: averages 0 inches of snow a year


The annual BestPlaces Comfort Index for Chalmette is 6.6 (10=best), which means it is one of the least comfortable places in Louisiana.

6.6 / 10
April, October and November are the most pleasant months in Chalmette, while July and August are the least comfortable months.

Climate Averages
  Chalmette, LouisianaUnited States
  64.5 in.38.1 in.
  0.0 in.27.8 in.
  108.8 days106.2 days
  222 days205 days
  3 ft.2443 ft.


Many people confuse weather and climate but they are different. Weather is the conditions of the atmosphere over a short period of time, and climate is how the atmosphere is over long periods of time.

Weather is how the atmosphere is behaving and its effects upon life and human activities. Weather can change from minute-to-minute. Most people think of weather in terms of temperature, humidity, precipitation, cloudiness, brightness, visibility, wind, and atmospheric pressure.

Climate is the description of the long-term pattern of weather in a place. Climate can mean the average weather for a particular region and time period taken over 30 years. Climate is the average of weather over time.

July is the hottest month for Chalmette with an average high temperature of 91.1°, which ranks it as cooler than most places in Louisiana. In Chalmette, there are 5 comfortable months with high temperatures in the range of 70-85°. The most pleasant months of the year for Chalmette are April, October and May.

January has the coldest nighttime temperatures for Chalmette with an average of 44.6°. This is one of the warmest places in Louisiana.

In Chalmette, there are 66.4 days annually when the high temperature is over 90°, which is cooler than most places in Louisiana.

In Chalmette, there are 5.8 days annually when the nighttime low temperature falls below freezing, which is one of the warmest places in Louisiana.

In Chalmette, there are 0.0 days annually when the nighttime low temperature falls below zero°, which is about average compared to other places in Louisiana.

June is the wettest month in Chalmette with 6.9 inches of rain, and the driest month is October with 3.7 inches. The wettest season is Autumn with 31% of yearly precipitation and 22% occurs in Winter, which is the driest season. The annual rainfall of 64.5 inches in Chalmette means that it is one of the wettest places in Louisiana.

July is the rainiest month in Chalmette with 13.6 days of rain, and April is the driest month with only 5.8 rainy days. There are 108.8 rainy days annually in Chalmette, which is rainier than most places in Louisiana. The rainiest season is Autumn when it rains 36% of the time and the driest is Summer with only a 18% chance of a rainy day.

There is rarely any recorded snowfall in Chalmette, ranking it as one of the least snowy places in Louisiana. Any measurable snowfall is a rare occurance in Chalmette.

  • Annual Rainfall (US Avg: 36.5")
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    Reviews for Chalmette    2 Reviews
    5 minutes to New Orleans - 11/23/2010
    I love New Orleans and the surrounding areas. There is lots of things to see and do. Many festivals, like: Mardi Gras, Jazz fest, French Quarter festivaland so... Read More

    Start Your Review of Chalmette

    Crime Rating - 9/17/2007
    Need crime ratings for insurance purposes. I am an insurance... Read More

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