World Resorts USA Mustang Island

Mustang Island Monthly Weather Averages

Please click on any column to get detailed information about Mustang Island weather in that particular month. You will get daily weather information for that month for the last several years.

Day & Night air temperature, °F

The warmest month in Mustang Island is august. The average daily temp is 90.2°F. The average nightly temp is 82.8°F.

Sea water temperature, °F

The warmest sea temperature usually observed in August. Average daily sea water temperature during this month is 86.1°F.

Precipitation total, in.

February is the month with least precipitations during the year. The average precipitation totals for this month is 0.2 in. The month with most precipitation total is May.

Number of rainy days

This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.

Wind speed, mph
Sunny, partly cloudy and cloudy days
Average sunny hours

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

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

Best time for vacation in Mustang Island

Sunniest months:
July 18 days
August 16 days
June 16 days
Warmest months:
August 90.2 °F
July 89.4 °F
June 87.8 °F
Warmest sea temp:
August 86.1 °F
September 85.3 °F
July 85.0 °F
Coldest months:
February 63.5 °F
January 63.7 °F
December 67.2 °F
Rainiest months:
July 3 days
September 3 days
May 3 days
Windiest months:
April 13.5 mph
May 13.0 mph
March 12.9 mph

Mustang Island on a weather map

Mustang Island
+82°F
N 6 mph
Feels like: +90°F
Precip.: 0%
Places in USA:
Name
°F
+63°F
+77°F
+77°F
+75°F
+88°F
+70°F
+84°F
+64°F
+86°F
+66°F
+59°F
+90°F
+90°F
+90°F
+70°F
24 Hours Forecast
Mustang Island
Local time: 15:14
May 13, monday
1800
81°F
NW
14 mph
2100
75°F
S
30 mph
May 14, tuesday
0000
75°F
W
12 mph
0300
75°F
S
6 mph
0600
73°F
SE
7 mph
0900
77°F
SE
9 mph
1200
81°F
W
9 mph
1500
79°F
W
11 mph
Units of measurement: °C / °F