McSwain Lake Weather Forecast
- 54
- 84
Partly Sunny
- 63
- 83
Rain Showers Likely
- 62
- 77
Rain Showers Likely
- 56
- 79
Slight Chance Thunderstorms
- 51
- 75
Slight Chance Rain Showers
- 43
- 70
Mostly Sunny
Today 24 Oct Perry
Sunny. Highs in the mid 80s. Southeast Winds 5 to 10 Mph.
Tonight 24 Oct Perry
Partly cloudy this Evening, then becoming mostly cloudy. Lows in the mid 50s. East Winds around 5 Mph.
McSwain Lake Temperature Statistics
October Temperature
Hattiesburg, Bobby L Chain Municipal Airport (16.2 miles)
Lowest 20 October, 2025
46.9 °FAverage October
72.7 °FHighest 16 October, 2025
91.9 °F
Climate (2020–Present)
Hattiesburg, Bobby L Chain Municipal Airport (16.2 miles)
Average Low 2020–2025
57.5 °FAverage 2020–2025
67.8 °FAverage High 2020–2025
79.9 °F