Matagorda Island Weather Forecast
- 82
- 88
Partly Sunny
- 82
- 88
Mostly Cloudy
- 82
- 88
Partly Sunny
- 81
- 88
Mostly Sunny
- 81
- 88
Mostly Sunny
- 81
- 88
Mostly Sunny
- 81
- 89
Mostly Sunny
Today 16 Jul Calhoun Islands
Mostly cloudy. A slight chance of Showers and Thunderstorms this morning. Highs in the upper 80s. Southeast Winds 10 to 15 Mph. Chance of rain 20 percent.
Tonight 16 Jul Calhoun Islands
Mostly cloudy this Evening, then becoming partly cloudy. Near steady temperature in the mid 80s. Southeast Winds 10 to 15 Mph.
Matagorda Island Temperature Statistics
July Temperature
Rockport Aransas County Airport (19.9 miles)
Lowest 9 July, 2026
76.6 °FAverage July
85.9 °FHighest 8 July, 2026
92.6 °F
Climate (2021–2026)
Rockport Aransas County Airport (19.9 miles)
Average Low 2021–2026
67.7 °FAverage 2021–2026
74.7 °FAverage High 2021–2026
82.1 °F