The best times to visit Belle Chasse for ideal weather are

February 19th to May 20th


September 24th to December 16th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.



Other Belle Chasse Travel Info

Weather in Belle Chasse


Average temperatures in Belle Chasse vary greatly. Considering humidity, temperatures feel nice most of the year, excluding some hot weeks in the summer, with a low chance of precipitation most of the year. The area is somewhat temperate — in the 46th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Belle Chasse, the hottest months are August, July, and then June. See average monthly temperatures below. The warmest time of year is generally early to mid August where highs are regularly around 92.5°F (33.6°C) with temperatures rarely dropping below 75.9°F (24.4°C) at night.

Belle Chasse Temperatures (Fahrenheit)


Belle Chasse Temperatures (Celsius)


“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Belle Chasse Perceived Temperature (F)


Belle Chasse Perceived Temperature (C)



Average Belle Chasse Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 63.3 52.4 42.9
Feb 66.3 55.8 46.6
Mar 72.7 62.9 53.1
Apr 79 69.4 60
May 84.6 75.7 66.6
Jun 90.2 81.1 72.6
Jul 90.5 81.5 73.9
Aug 91.2 82 74.6
Sep 88.1 78.8 71
Oct 81.1 70 60.2
Nov 72.4 60.6 50.1
Dec 67.9 56.8 47.4

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 17.4 11.3 6.1
Feb 19.1 13.2 8.1
Mar 22.6 17.2 11.7
Apr 26.1 20.8 15.6
May 29.2 24.3 19.2
Jun 32.3 27.3 22.6
Jul 32.5 27.5 23.3
Aug 32.9 27.8 23.7
Sep 31.2 26 21.7
Oct 27.3 21.1 15.7
Nov 22.4 15.9 10.1
Dec 19.9 13.8 8.6



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Belle Chasse are November, October, and then March. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early to mid May. For example, on the week of May 7th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in mid July with an average of 2 days of significant precipitation the week of July 16th.

When can you find snow in Belle Chasse? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Belle Chasse.

Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Belle Chasse (in).

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 15% 0 2.3
Feb 14% 0 2.2
Mar 9% 0 2
Apr 11% 0 2.1
May 11% 0 3.5
Jun 19% 0 3.1
Jul 26% 0 4.2
Aug 24% 0 4.9
Sep 12% 0 2.1
Oct 7% 0 1.9
Nov 6% 0 0.9
Dec 15% 0 4.1

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 15 0 5.8
Feb 14 0 5.6
Mar 9 0 5.1
Apr 11 0 5.3
May 11 0 8.9
Jun 19 0 7.9
Jul 26 0 10.7
Aug 24 0 12.4
Sep 12 0 5.3
Oct 7 0 4.8
Nov 6 0 2.3
Dec 15 0 10.4


Humidity and Wind

Belle Chasse has some very humid months, and above average humidity throughout the year. The least humid month is February (60.5% relative humidity), and the most humid month is August (70%).

Wind in Belle Chasse is usually calm. The windiest month is April, followed by February and March. April’s average wind speed of around 6.5 knots (7.5 MPH or 12 KPH) is considered “a light breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late February and early March where average top sustained speeds reach 14.2 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Belle Chasse.

Avg. Relative Humidity


The graph below shows wind speed (max and average) in knots.

Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 6.1 Light breeze 12.1 Significant breeze
Feb 6.3 Light breeze 12.5 Significant breeze
Mar 6.1 Light breeze 12.6 Significant breeze
Apr 6.5 Light breeze 13 Significant breeze
May 5.9 Light breeze 12.4 Significant breeze
Jun 4.4 Light breeze 11.7 Significant breeze
Jul 3.7 Barely noticeable 10.9 Significant breeze
Aug 3.7 Barely noticeable 10.9 Gentle breeze
Sep 4.6 Light breeze 11.3 Significant breeze
Oct 4.9 Light breeze 11 Significant breeze
Nov 5.3 Light breeze 11.3 Significant breeze
Dec 5.8 Light breeze 11.7 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 60.7%
Feb 60.5%
Mar 61.6%
Apr 63.6%
May 63.9%
Jun 67%
Jul 69.8%
Aug 70%
Sep 69.5%
Oct 63.4%
Nov 63.7%
Dec 67.6%


Is it Safe to Travel to Belle Chasse?

Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 23, 2019.


The Busiest and Least Crowded Months

The busiest month for tourism in Belle Chasse, LA, US is February, followed by January and March. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Belle Chasse in November. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month


Most Popular Months to Visit

Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is slightly extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 63 in November means 63% of the tourists vs. February.



Overall Belle Chasse Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 87.2°F (30.7°C) and 68.2°F (20.1°C) with warmer temperatures in the later months. Rain is rare with roughly 3 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are quite warm. These months see the most precipitation with 6 to 8 days of precipitation per month. June – August is fairly slow season for tourism in Belle Chasse, so lodging and other accommodations may cost slightly less.

Fall (September through November)

Fall daily highs range from 89.1°F (31.7°C) and 69.1°F (20.6°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: 2 to 4 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Winter (December through February)

Weather is too cold this time of year in Belle Chasse to be enjoyable for warm weather travelers. The average high during this season is between 69.3°F (20.7°C) and 61.7°F (16.5°C). On average, it rains or snows a fair amount: 4 to 5 times per month. These times of year are the busiest with tourists.


Best Times to Travelthe United States › Belle Chasse, LA, US