Measurements:
°C
°F
Grand Isle
80°F
NW 21 mph
Feels like: 84°F
Precip: 0%
World Resorts USA Grand Isle Weather

Grand Isle Sea Water Temperature

Current Sea Water Temperature:
+81.4°F
Maximum Sea Water Temperature in November: 81.4°F
Minimum Sea Water Temperature in November: 65.4°F
Average water temperature in November: 73.4°F

Sea Water Temperature for the Last 10 Days:

November 05 81.4°F October 31 80.6°F
November 04 81.0°F October 30 80.6°F
November 03 80.6°F October 29 81.0°F
November 02 81.4°F October 28 80.6°F
November 01 80.6°F October 27 80.6°F

When is the Warmest Sea for Grand Isle?

According to our data for the last three years for Grand Isle the highest average sea water temperature was in August, July and June.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2024 2023 2022

The average sea surface temperature in August 2024 for Grand Isle was 93.7°F. The maximum and minimum values were 89.0°F and 96.2°F respectively.

Sea Water Temperature in July

Select Year: 2024 2023 2022

The average sea surface temperature in July 2024 for Grand Isle was 91.9°F. The maximum and minimum values were 89.6°F and 94.0°F respectively.

Sea Water Temperature in June

Select Year: 2024 2023 2022

The average sea surface temperature in June 2024 for Grand Isle was 89.4°F. The maximum and minimum values were 86.4°F and 92.6°F respectively.

Best Time to Visit Grand Isle
The most sunny months:
October 15 days
November 13 days
May 13 days
The most warm months:
August 89.9 °F
July 89.2 °F
June 87.5 °F
Warmest sea temperature:
August 92.2 °F
July 91.1 °F
June 88.7 °F
The most cold months:
January 60.7 °F
February 62.6 °F
December 64.7 °F
The most rainy months:
July 6 days
August 5 days
June 4 days
The most windy months:
April 12 mph
January 12 mph
March 12 mph

Grand Isle on the Weather Map

USA Resorts:
NAME
Boston +52
Chicago +64
Hawaii +80
Honolulu +80
Houston +80
Las Vegas +46
Los Angeles +62
Maui +74
Miami +82
New York +58
San Diego +56
San Francisco +58
Sarasota +74
Tampa +74
Washington +60
24 Hours Weather Forecast
Grand Isle
Local time: 06:30
05 nov, tuesday
0900 80°F
NW
19 mph
1200 80°F
NW
16 mph
1500 80°F
NW
14 mph
1800 80°F
N
13 mph
2100 80°F
NW
12 mph
06 nov, wednesday
0000 78°F
NW
11 mph
0300 78°F
NW
9 mph
0600 76°F
NW
8 mph