Matagorda Island Weather Forecast
- 81
- 89
Mostly Sunny
- 81
- 88
Mostly Sunny
- 80
- 88
Mostly Sunny
- 80
- 88
Chance Thunderstorms
- 81
- 88
Partly Sunny
- 81
- 89
Mostly Sunny
- 81
- 89
Mostly Sunny
Today 6 Aug Calhoun Islands
Sunny. Highs in the upper 80s. South Winds 5 to 10 Mph, increasing to southeast 10 to 15 Mph this afternoon.
Tonight 6 Aug Calhoun Islands
Mostly clear. Lows in the lower 80s. Southeast Winds 10 to 15 Mph, becoming south 5 to 10 Mph after midnight.
Matagorda Island Temperature Statistics
August Temperature
Rockport Aransas County Airport (19.9 miles)
Lowest 2 August, 2026
73.7 °FAverage August
85 °FHighest 1 August, 2026
93.7 °F
Climate (2021–2026)
Rockport Aransas County Airport (19.9 miles)
Average Low 2021–2026
67.7 °FAverage 2021–2026
74.8 °FAverage High 2021–2026
82.1 °F