Measurements:
°C
°F
CURRENT WEATHER
18:52
Mustang Island
86°F
SW 16 mph
Feels like: 92°F
Precip: 16%
World Resorts USA Mustang Island Weather

7 Day Weather Forecast

10.05
mon
DAY
82°F
SW 22 mph
precip
9%
NIGHT
86°F
SW 17 mph
precip
26%
10.06
tue
DAY
84°F
SW 17 mph
precip
9%
NIGHT
86°F
SW 15 mph
precip
22%
10.07
wed
DAY
84°F
SW 16 mph
precip
29%
NIGHT
86°F
W 14 mph
precip
7%
10.08
thu
DAY
86°F
SW 18 mph
precip
17%
NIGHT
86°F
SW 18 mph
precip
57%
10.09
fri
DAY
82°F
SW 23 mph
precip
47%
NIGHT
80°F
SW 21 mph
precip
8%
10.10
sat
DAY
82°F
NW 10 mph
precip
2%
NIGHT
84°F
NW 9 mph
precip
3%
10.11
sun
DAY
84°F
W 11 mph
precip
8%
NIGHT
86°F
W 12 mph
precip
23%

Mustang Island Sea Water Temperature in October, °F

Select Year: 2025 2024 2023

The average sea surface temperature in October 2025 for Mustang Island was 28.1°F. The maximum and minimum values were 25.9°F and 29.0°F respectively.

Mustang Island on the Weather Map

Best Time to Visit Mustang Island
The most sunny months:
October 17 days
August 17 days
July 16 days
The most warm months:
August 93.7 °F
July 92.6 °F
June 91.3 °F
Warmest sea temperature:
August 90.2 °F
September 89.4 °F
July 88.8 °F
The most cold months:
January 63.7 °F
February 65.0 °F
December 68.8 °F
The most rainy months:
July 3 days
September 2 days
May 2 days
The most windy months:
April 14 mph
May 13 mph
June 13 mph
more details