Port Allen, in Louisiana, United States, is home to roughly 5,100 people in the Central Time Zone at 30.5°N latitude.
In 2025, Port Allen recorded an average annual temperature of 70°F. The hottest temperatures reached 98°F in August; the coolest were 11°F in January. Total precipitation for the year was 46 inches, with the wettest month being May. Snowfall for the year totaled approximately 2 inches.
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