World Resorts USA Mustang Island Weather

Mustang Island 7 Days Forecast

14.10
wed
Day
82°F
NW 21 mph
Precip.
22%
Night
82°F
NW 22 mph
Precip.
5%
15.10
thu
Day
82°F
NW 14 mph
Precip.
14%
Night
82°F
NW 11 mph
Precip.
3%
16.10
fri
Day
79°F
S 20 mph
Precip.
7%
Night
73°F
S 32 mph
Precip.
2%
17.10
sat
Day
66°F
S 19 mph
Precip.
13%
Night
72°F
S 12 mph
Precip.
9%
18.10
sun
Day
72°F
SW 9 mph
Precip.
6%
Night
77°F
W 9 mph
Precip.
12%
19.10
mon
Day
75°F
SW 15 mph
Precip.
6%
Night
79°F
SW 19 mph
Precip.
23%
20.10
tue
Day
79°F
SW 22 mph
Precip.
62%
Night
81°F
W 21 mph
Precip.
20%

Sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 82.5°F. The highest and lowest sea temperatures during the month were 84.2°F and 78.6°F.

Air temperature in Mustang Island, °F

Precipitation total in Mustang Island, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Mustang Island

Sunniest months:
October 17 days
August 17 days
July 16 days
Warmest months:
August 89.4 °F
July 88.4 °F
June 87.1 °F
Warmest sea temp:
August 86.2 °F
September 85.5 °F
July 84.9 °F
Coldest months:
January 62.3 °F
February 63.5 °F
December 66.9 °F
Rainiest months:
July 3 days
September 2 days
May 2 days
Windiest months:
April 14.2 mph
May 13.6 mph
June 13.5 mph

Mustang Island on a weather map

Mustang Island
+82°F
NW 20 mph
Feels like: +93°F
Precip.: 24%
Places in USA:
Name
°F
+64°F
+70°F
+75°F
+52°F
+68°F
+82°F
+64°F
+72°F
+70°F
+68°F
+57°F
+64°F
+77°F
+77°F
+63°F
24 Hours Forecast
Mustang Island
Local time: 07:50
October 14, wednesday
0900
82°F
NW
20 mph
1200
82°F
NW
21 mph
1500
82°F
NW
22 mph
1800
82°F
NW
21 mph
2100
82°F
NW
23 mph
October 15, thursday
0000
82°F
NW
22 mph
0300
82°F
NW
17 mph
0600
82°F
NW
16 mph
Units of measurement: °C / °F