Grand Pass Weather Forecast
- 81
- 85
Chance Thunderstorms
- 82
- 85
Chance Thunderstorms
- 82
- 86
Chance Thunderstorms
- 83
- 86
Slight Chance Thunderstorms
- 83
- 87
Chance Thunderstorms
- 82
- 86
Chance Thunderstorms
- 81
- 86
Slight Chance Thunderstorms
Today 11 Sep Lower St. Bernard
Mostly sunny with a chance of Showers and Thunderstorms. Near steady temperature in the upper 80s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent.
Tonight 11 Sep Lower St. Bernard
Partly cloudy with a slight chance of Thunderstorms. A slight chance of Showers this Evening, then a chance of Showers after midnight. Lows in the upper 70s. Southwest Winds 5 to 10 Mph. Chance of rain 40 percent.
Grand Pass Temperature Statistics
September Temperature
Gulfport - Gulfport-Biloxi International Airport (21.1 miles)
Lowest 9 September, 2026
75 °FAverage September
84.2 °FHighest 2 September, 2026
93.7 °F
Climate (2021–2026)
Gulfport - Gulfport-Biloxi International Airport (21.1 miles)
Average Low 2021–2026
61.7 °FAverage 2021–2026
70.4 °FAverage High 2021–2026
79.6 °F