Weather forecast for todayMermentau, LA

Weather forecast for today

Current condition 8:22 am CDT

  • 54°F
  • Feels like:
    48°F
Sunny
Sunny
  • Precipitation: 0"
  • Wind: 14mphN 10°
  • Humidity: 62%
  • Dewpoint: 41°F
  • Pressure: 30.36"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
In Mermentau, at the moment, golden sunlight is making everything look vibrant and warm.
The temperature is a fresh 53.6°F, the feels-like reading is appraised at a chilly 48.2°F. The current temperature is relatively far from today's maximum-forecasted 71.6°F.

Saturday Oct 17, 2026

  • 72°F
  • 48°F
Sunny
Sunny
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 17mphNNE 25°
  • Humidity: 46%
  • UV index: 7
  • Sunrise: 7:13 am CDT
  • Sunset: 6:37 pm CDT
  • ▼
On Saturday, October 17, sunny and dry conditions are anticipated.
The temperature scale will run from a maximum of a pleasant 71.6°F to a minimum of a chilly 48.2°F.
Today, the expected high temperature is lower and fits better with November's average than with October's usual.
Sunrise was at 7:13 am and sunset will be at 6:37 pm; the daylight will last for 11h and 23min.

Hourly overview

Hourly temperatures

Warmest period: 3 pm - 5 pm 70°C.
Coldest hour: 9 am 55°C.

Chance of precipitation

Highest chance: 9 am - 11 pm 0%.

Hourly weather forecast

  • 9 am
  • 55°F
  • Feels like:
    52°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 17mphNNE 24°
  • Humidity: 60%
  • Pressure: 30.36"Hg
  • Visibility: 9mi
  • UV index: 1
  • ▼
  • 10 am
  • 59°F
  • Feels like:
    55°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 19mphNNE 28°
  • Humidity: 55%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 11 am
  • 61°F
  • Feels like:
    59°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 18mphNNE 29°
  • Humidity: 50%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 5
  • ▼
  • 12 pm
  • 64°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 17mphNNE 28°
  • Humidity: 45%
  • Pressure: 30.36"Hg
  • Visibility: 10mi
  • UV index: 7
  • ▼
  • 1 pm
  • 66°F
  • Feels like:
    66°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 16mphNNE 26°
  • Humidity: 42%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 7
  • ▼
  • 2 pm
  • 68°F
  • Feels like:
    68°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 15mphNNE 25°
  • Humidity: 39%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 6
  • ▼
  • 3 pm
  • 70°F
  • Feels like:
    70°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 16mphNNE 26°
  • Humidity: 38%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 5
  • ▼
  • 4 pm
  • 70°F
  • Feels like:
    70°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 15mphNNE 24°
  • Humidity: 37%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 5 pm
  • 70°F
  • Feels like:
    70°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 14mphNNE 23°
  • Humidity: 36%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 68°F
  • Feels like:
    68°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphNNE 21°
  • Humidity: 38%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:37 pm
  • 7 pm
  • 64°F
  • Feels like:
    64°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphNNE 16°
  • Humidity: 44%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 61°F
  • Feels like:
    61°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphNNE 14°
  • Humidity: 49%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 59°F
  • Feels like:
    59°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphNNE 18°
  • Humidity: 54%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 57°F
  • Feels like:
    57°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphNNE 23°
  • Humidity: 57%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 57°F
  • Feels like:
    55°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphNNE 28°
  • Humidity: 58%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Today, mostly cloudless and sunny weather is anticipated.
The temperature will vary between a maximum of 69.8°F and a minimum of 55.4°F. The warmest part of the day will be from 3 pm to 5 pm.
The forecasted high is more close to November's typical maximum of 68.2°F than the usual for October. Forecast models suggest a low also more consistent with November's typical minimum of 52.2°F than October's usual 61.5°F.
Updated: Oct 17, 2026 @ 13:22:53 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Currently (8:22 am CDT) it is 53.6°F in Mermentau. Feels-like temperature is 48.2°F.

On Saturday, in Mermentau, the forecast calls for abundant sunshine.

Today, the highest temperature will be 71.6°F, while the lowest temperature will be 48.2°F.
The maximum temperature today will be slightly cooler than the average highest temperature in October. The lowest temperature today will be significantly lower than the average low of 61.5°F.

On Saturday, in Mermentau, sunrise was at 7:13 am and sunset will be at 6:37 pm (CDT).

In Mermentau, today, there will be 11h and 23min of daylight.