Weather in Gretna, LA
Updated 2026-09-26 10:00 local time · ZIP codes 70053, 70056
Partly Cloudy
No government weather alerts were returned for this location at the latest update.
Next hours
81°5% rain
83°12% rain85°11% rain85°11% rain86°10% rain87°10% rain87°10% rain86°10% rain84°11% rain
82°12% rain81°12% rain80°13% rain3-day weather forecast
Weather details
Sunrise, sunset and moon
Key weather changes ahead
Weather insights for today
Rain chance stays relatively low over the next 12 hours (up to 13%).
It feels like 83°F with winds near 5 mph.
81°F, 5% rain chance and 5 mph wind.
Visibility is around 6 mi; gusts may reach 16 mph.
Current temperature is 81°F, wind 5 mph, rain chance up to 13%.
UV index is 3. Sunscreen and sunglasses are sensible for longer outdoor time.
Local weather characteristics in Gretna
Louisiana is warm, humid and rainy, with hot summers, mild winters, frequent thunderstorms and exposure to tropical storms and hurricanes near the Gulf Coast.
Gretna is part of the South weather region. The forecast point is near 29.91°N latitude and 90.05°W longitude. Local temperature, wind and precipitation can still differ from nearby places, especially where terrain, coastlines or urban development create small-scale weather changes.
Gretna weather today
Partly Cloudy and 81°F in Gretna, LA. Today's high is 87°F with a 11% rain chance. Winds are around 5 mph with gusts near 12 mph. Relative humidity is 60%, pressure is 30.04 inHg, and visibility is about 6 miles.
Tonight and tomorrow in Gretna
Sunrise is at 06:50 AM and sunset is at 06:52 PM. Tomorrow's forecast calls for Sunny with a high near 89°F and a low near 76°F. The maximum rain chance is 5%.