Sweeny Weather Forecast
- 45
- 69
Sunny
- 55
- 74
Mostly Sunny
- 51
- 77
Chance Thunderstorms
- 47
- 71
Mostly Sunny
- 49
- 73
Sunny
- 55
- 76
Mostly Sunny
- 59
- 80
Mostly Sunny
Today 30 Oct Inland Brazoria
Sunny. Highs around 70. Northwest Winds 5 to 10 Mph.
Tonight 30 Oct Inland Brazoria
Clear. Lows in the mid 40s. North Winds around 5 Mph.
Sweeny Temperature Statistics
October Temperature
Bay City, Bay City Municipal Airport (10.6 miles)
Lowest 12 October, 2025
58.1 °FAverage October
75.3 °FHighest 8 October, 2025
91 °F
Climate (2020–Present)
Bay City, Bay City Municipal Airport (10.6 miles)
Average Low 2020–2025
61.5 °FAverage 2020–2025
70.1 °FAverage High 2020–2025
79.9 °F