Shell Beach Weather Forecast
- 80
- 90
Thunderstorms Likely
- 79
- 90
Chance Thunderstorms
- 78
- 91
Partly Sunny
- 79
- 92
Partly Sunny
- 79
- 94
Mostly Sunny
- 80
- 95
Mostly Sunny
- 80
- 96
Mostly Sunny
Today 22 Jul Lower St. Bernard
Tropical storm Conditions Expected. Showers and Thunderstorms likely. Near steady temperature in the upper 80s. Northeast Winds 30 to 35 Mph with Gusts up to 50 Mph. Chance of rain 70 percent. Heat index Values up to 110.
Tonight 22 Jul Lower St. Bernard
Tropical storm Conditions Expected. Showers with Thunderstorms likely this Evening, then Showers likely with a slight chance of Thunderstorms after midnight. Lows around 80. Southeast Winds 30 to 40 Mph with Gusts up to 55 Mph, becoming south 20 to 30 Mph with Gusts up to 35 Mph after midnight. Chance of rain 80 percent. Heat index Values up to 105 early.
Shell Beach Temperature Statistics
July Temperature
New Orleans Naval Air Station - Alvin Callender Field (19.9 miles)
Lowest 8 July, 2026
72 °FAverage July
81.8 °FHighest 20 July, 2026
96.1 °F
Climate (2021–2026)
New Orleans Naval Air Station - Alvin Callender Field (19.9 miles)
Average Low 2021–2026
62.2 °FAverage 2021–2026
71 °FAverage High 2021–2026
79.3 °F