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January 10th, 2026 :: 2:12 am CST   

Local Weather Report for
Mermentau
Louisiana, United States

 Mermentau Weather Forecast Summary  
 
Today
Jan 10th
Sunday
Jan 11th
Monday
Jan 12th
Tuesday
Jan 13th
Wednesday
Jan 14th
Showers Cloudy Cloudy Cloudy Cloudy
69°F
59°F
45°F
56°F
41°F
61°F
44°F
69°F
49°F
 
 Mermentau Detailed Weather Forecast  
 
Saturday, January 10th, 2026
Overnight Temperature: 68°F
Cloudy with showers likely. Slight chance of a thunderstorm. Windy at times.
Morning Temperature: 66°F
Cloudy with showers likely. Windy at times.
Afternoon Temperature: 60°F
Cloudy. Windy at times.
Evening Temperature: 55°F
Cloudy. Windy at times.
Sunday, January 11th, 2026
Overnight Temperature: 47°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 53°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 51°F
A mix of cloud and sun.
Evening Temperature: 46°F
Cloudy. Windy at times.
Monday, January 12th, 2026
Overnight Temperature: 42°F
Cloudy.
Morning Temperature: 51°F
Cloudy.
Afternoon Temperature: 50°F
A mix of cloud and sun.
Evening Temperature: 46°F
Cloudy.
Tuesday, January 13th, 2026
Overnight Temperature: 44°F
Cloudy.
Morning Temperature: 55°F
Cloudy.
Afternoon Temperature: 54°F
A mix of cloud and sun.
Evening Temperature: 51°F
A mix of cloudy and clear skies.
Wednesday, January 14th, 2026
Overnight Temperature: 51°F
Cloudy.
Morning Temperature: 63°F
Cloudy. Windy at times.
Afternoon Temperature: 63°F
A mix of cloud and sun.
Evening Temperature: 53°F
Mostly clear. Windy.
Thursday, January 15th, 2026
Overnight Temperature: 37°F
Clear. Windy.
Morning Temperature: 42°F
Sunny. Windy at times.
Afternoon Temperature: 42°F
Sunny.
Evening Temperature: 38°F
Clear.
Friday, January 16th, 2026
Overnight Temperature: 37°F
Clear.
Morning Temperature: 53°F
Sunny. Windy at times.
Afternoon Temperature: 56°F
Cloudy. Windy at times.
Evening Temperature: 55°F
Cloudy. Windy at times.
Saturday, January 17th, 2026
Overnight Temperature: 57°F
Cloudy. Windy at times.
Morning Temperature: 67°F
Cloudy with a chance of showers. Windy at times.
Afternoon Temperature: 51°F
Cloudy with showers likely. Windy.
Evening Temperature: 48°F
Cloudy with showers. Windy.
Sunday, January 18th, 2026
Overnight Temperature: 46°F
Cloudy with a few showers. Windy at times.
Morning Temperature: 45°F
Cloudy with showers likely. Windy at times.
Afternoon Temperature: 46°F
Cloudy with a chance of showers. Windy at times.
Evening Temperature: 47°F
Cloudy.





 

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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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