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August 19th, 2025 :: 12:49 am CDT   

Local Weather Report for
Mermentau
Louisiana, United States

 Current Mermentau Weather Conditions Updated August 18th at 11:55 pm 
Overcast
Temperature:73°F Dew Point:73°F
Barometer:29.98 inHg Wind:calm
Humidity:100.0% Visibility:0M
 
 Mermentau Weather Forecast Summary  
 
Today
Aug 19th
Wednesday
Aug 20th
Thursday
Aug 21st
Friday
Aug 22nd
Saturday
Aug 23rd
Thundershowers Mostly Sunny Cloudy Mostly Sunny Mix of Cloud and Sun
95°F
96°F
74°F
95°F
74°F
94°F
75°F
94°F
76°F
 
 Mermentau Detailed Weather Forecast  
 
Tuesday, August 19th, 2025
Overnight Temperature: 73°F
A mix of cloudy and clear skies.
Morning Temperature: 89°F
Sunny with cloudy periods. Chance of a thunderstorm.
Afternoon Temperature: 86°F
Cloudy with showers likely. Chance of a thunderstorm.
Evening Temperature: 77°F
A mix of cloudy and clear skies with a chance of showers or thundershowers.
Wednesday, August 20th, 2025
Overnight Temperature: 75°F
Clear. Slight chance of a thunderstorm.
Morning Temperature: 91°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 92°F
Sunny with cloudy periods. Chance of a thunderstorm. Windy at times.
Evening Temperature: 78°F
Mostly clear with a chance of showers or thundershowers.
Thursday, August 21st, 2025
Overnight Temperature: 74°F
Clear with a chance of showers.
Morning Temperature: 91°F
Sunny with cloudy periods. Chance of a thunderstorm.
Afternoon Temperature: 84°F
Cloudy with a chance of showers or thundershowers.
Evening Temperature: 77°F
A mix of clear and cloudy skies with a chance of showers or thundershowers.
Friday, August 22nd, 2025
Overnight Temperature: 75°F
Clear. Chance of a thunderstorm.
Morning Temperature: 90°F
Sunny with cloudy periods with a chance of showers or thundershowers.
Afternoon Temperature: 87°F
A mix of cloud and sun with a chance of showers or thundershowers.
Evening Temperature: 77°F
Clear with a chance of showers or thundershowers.
Saturday, August 23rd, 2025
Overnight Temperature: 76°F
Clear. Chance of a thunderstorm.
Morning Temperature: 90°F
Sunny with cloudy periods with a chance of showers or thundershowers.
Afternoon Temperature: 87°F
A mix of cloud and sun. Chance of a thunderstorm.
Evening Temperature: 79°F
A mix of cloudy and clear skies. Chance of a thunderstorm.
Sunday, August 24th, 2025
Overnight Temperature: 76°F
Mostly clear with a slight chance of showers or thundershowers.
Morning Temperature: 91°F
Mostly sunny. Chance of a thunderstorm.
Afternoon Temperature: 89°F
Cloudy. Chance of a thunderstorm.
Evening Temperature: 81°F
Cloudy. Chance of a thunderstorm.
Monday, August 25th, 2025
Overnight Temperature: 76°F
Clear with a chance of showers or thundershowers.
Morning Temperature: 89°F
Cloudy with showers likely. Chance of a thunderstorm.
Afternoon Temperature: 88°F
Sunny with cloudy periods with a slight chance of showers or thundershowers.
Evening Temperature: 78°F
Clear with cloudy periods with showers likely. Chance of a thunderstorm.
Tuesday, August 26th, 2025
Overnight Temperature: 75°F
Clear with a chance of showers. Slight chance of a thunderstorm.
Morning Temperature: 88°F
Sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 90°F
Cloudy with a slight chance of showers or thundershowers. Windy at times.
Evening Temperature: 79°F
Clear.





 

  [ Local Weather Report ]
Jennings, LA 
11:55 PM  73°F
Overcast
 
Estherwood, LA 
 
Crowley, LA 
 
Rayne, LA 
 
Kaplan, LA 
 
Eunice, LA 
 
Duson, LA 
11:53 PM  75°F
 
 
Iowa, LA 
11:55 PM  75°F
 
 
Church Point, LA 
11:55 PM  73°F
mist
 
Maurice, LA 

This WeatherCity Weather Forecast for Mermentau, Louisiana, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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