Live Weather & Forecast
Weather in Port Allen
Louisiana, United States · Real-time conditions & 3-day outlook
18°C
Feels like 18°C
64°F / Feels 64°F
Sunny
Port Allen, Louisiana
🌞 Daytime
Updated: 2026-04-15 09:00
Humidity
96%
Wind
8.6 km/h SE
Wind Gust
10.6 km/h
Pressure
1019 mb
Visibility
14 km
UV Index
2.2
(Low)
Precipitation
0 mm
Cloud Cover
0%
Dew Point
18.7°C
Wind Degree
142°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
131.9 μg/m³
NO₂
3.3 μg/m³
O₃
117 μg/m³
SO₂
2 μg/m³
PM 2.5
7.7 μg/m³
PM 10
10.4 μg/m³
Today's Hourly Forecast
24-hour breakdown for Port Allen, Louisiana
12 AM
19°
Clear
1 AM
18°
Clear
2 AM
18°
Clear
3 AM
18°
Clear
4 AM
17°
Clear
5 AM
17°
Clear
6 AM
17°
Clear
7 AM
18°
Mist
8 AM
20°
Sunny
9 AM
18°
Sunny
10 AM
23°
Sunny
11 AM
26°
Sunny
12 PM
27°
Sunny
1 PM
29°
Partly Cloudy
2 PM
29°
Partly Cloudy
3 PM
29°
Overcast
4 PM
28°
Overcast
5 PM
27°
Overcast
6 PM
26°
Partly Cloudy
7 PM
26°
Partly Cloudy
8 PM
25°
Cloudy
9 PM
24°
Cloudy
10 PM
23°
Partly Cloudy
11 PM
22°
Clear
3-Day Forecast
Daily overview for Port Allen, Louisiana
Today
Sunny
30°
/
17°
🌧️ 0% chance of rain
💧 Avg. humidity: 72%
💨 Max wind: 15.1 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2.3
🌅 Sunrise: 06:37 AM
🌇 Sunset: 07:33 PM
🌙 Waning Crescent
🌑 Moon: 8% lit
Thu, Apr 16
Overcast
27°
/
19°
🌧️ 0% chance of rain
💧 Avg. humidity: 75%
💨 Max wind: 13 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2.2
🌅 Sunrise: 06:36 AM
🌇 Sunset: 07:33 PM
🌙 Waning Crescent
🌑 Moon: 3% lit
Fri, Apr 17
Overcast
27°
/
18°
🌧️ 0% chance of rain
💧 Avg. humidity: 78%
💨 Max wind: 18 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 2.5
🌅 Sunrise: 06:35 AM
🌇 Sunset: 07:34 PM
🌙 New Moon
🌑 Moon: 0% lit
Best Time to Visit Port Allen
Plan your trip to Port Allen, United States around the most favorable weather conditions.
Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
Frequently Asked Questions
What is the current weather in Port Allen?
Current conditions in Port Allen: Sunny, temperature 18°C, humidity 96%.
What is the best time to visit Port Allen?
The best time to visit Port Allen is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Port Allen?
Port Allen is located at approximately 30.5° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Port Allen?
The wettest period in Port Allen is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Port Allen?
For visits to Port Allen during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Port Allen in?
Port Allen is located in United States, in the state of Louisiana.
What are the public holidays in Port Allen in 2026?
View the 2026 public holidays for Port Allen on our Holidays page.
What are the GPS coordinates used for the weather forecast in Port Allen?
The weather forecast for Port Allen uses coordinates 30.4534, -91.2101.