Grand Lake Weather Forecast
- 71
- 76
Chance Thunderstorms
- 71
- 78
Rain Showers Likely
- 71
- 80
Rain Showers Likely
- 64
- 80
Chance Thunderstorms
- 62
- 77
Mostly Sunny
- 66
- 82
Mostly Sunny
- 68
- 84
Partly Sunny
Grand Lake Temperature Statistics
May Temperature
New Orleans Naval Air Station - Alvin Callender Field (13 miles)
Lowest 4 May, 2026
50 °FAverage May
67.8 °FHighest 6 May, 2026
84 °F
Climate (2021–Present)
New Orleans Naval Air Station - Alvin Callender Field (13 miles)
Average Low 2021–2026
62.2 °FAverage 2021–2026
70.9 °FAverage High 2021–2026
79.2 °F