Bay St Louis - Bayou Portage Entrance Weather Forecast
- 73
- 84
Decreasing Clouds
- 71
- 85
Mostly Sunny
- 66
- 79
Mostly Sunny
- 66
- 79
Mostly Sunny
- 67
- 79
Sunny
- 68
- 81
Sunny
- 68
- 82
Sunny
Today 8 Oct Southern Harrison
Partly sunny. Near steady temperature in the mid 80s. Northeast Winds 5 to 10 Mph.
Tonight 8 Oct Southern Harrison
Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the upper 60s. Northeast Winds 5 to 10 Mph.
Bay St Louis - Bayou Portage Entrance Temperature Statistics
October Temperature
Bay St. Louis, Stennis International Airport (11.2 miles)
Lowest 1 October, 2025
66.2 °FAverage October
78.9 °FHighest 1 October, 2025
89.6 °F
Climate (2020–Present)
Bay St. Louis, Stennis International Airport (11.2 miles)
Average Low 2020–2025
60.1 °FAverage 2020–2025
71.2 °FAverage High 2020–2025
78 °F