Watch Informative A/C, Heating & HVAC Videos Here Now News From Bryans United Why Your Gretna, LA Home Has Restricted Airflow March 14, 2023 Clearing Up 7 Misconceptions About Thermostats March 10, 2023 4 Reasons Your Heat Pump Cools in Heating Mode in Luling, LA February 9, 2023 Search Search for: Local Weather 1 Gretna, LA 68.6° / 80.2° light rain 2 Gretna, LA 62.5° / 77.7° overcast clouds Monday 3 Gretna, LA 69.9° / 86° broken clouds Tuesday 4 Gretna, LA 71.4° / 83.9° overcast clouds Wednesday 5 Gretna, LA 72.5° / 85.3° overcast clouds