Grand Isle Weather in October

What's the weather like in Grand Isle (Louisiana) in October 2022?

The climate in Grand Isle during October can be summarized as warm, humid and a little damp.

October is in the fall / autumn in Grand Isle and is typically the 6th warmest month of the year. Daytime maximum temperatures average around a muggy 26°C (80°F), whilst at night 16°C (61°F) is normal.

Grand Isle weather averages (imperial / metric)
Daytime temperature 26.4°C 79.5°F
Nightly temperature 16°C 60.9°F
Average temperature 21.2°C 70.2°F
Daily sunshine 8.3 hrs
Avg rainfall 82 mm 3.2 ins
Rainy days 5 days
Sea temperature 25.5°C 78°F
Humidity 75%
Windspeed 12.2kph 8 mph

On average October is the driest month of the year in Grand Isle with around 82mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 5 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.3 hours of sunshine per day.

October temperatures in Grand Isle

Grand Isle average temperature in October

October rainfall

Grand Isle average rain in October

October hourly sunshine

Grand Isle average rain in October

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Grand Isle in October 2022.

Other monthly averages

Best places to visit in October

UV index Best time to go?

Grand Isle weather stats

Grand Isle weather statistics
Hottest month: July 32.1°C 89.8°F
Driest month: October 82mm 3.2ins
Sunniest month: April 9.7hrs
Coldest month: January 16.3°C 61.3°F
Wettest month: August 169mm 6.7ins
Map showing location of Grand Isle (29.23662, -89.98729)

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