October weather forecastSaint Augustine South, FL
October
Weather in October
An excellent water temperature of 79.9°F (26.6°C) makes October in Saint Augustine South, Florida, a prime for swimming and other water activities.Ocean temperature
In Saint Augustine South, the average seawater temperature in October is 79.9°F (26.6°C).Note: Water temperatures between 77°F (25°C) and 84.2°F (29°C) are regarded as very warm, ensuring all water activities are pleasurable for extended periods without feeling uneasy.
Daylight
The average length of the day in October is 11h and 26min.On the first day of the month, sunrise is at 7:18 am and sunset at 7:10 pm. On the last day of October, in Saint Augustine South, sunrise is at 7:38 am and sunset at 6:38 pm EDT.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
In Saint Augustine South, the average seawater temperature in October is 79.9°F (26.6°C). For swimming, diving, and other water activities, temperatures between 77°F (25°C) and 84.2°F (29°C) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.
In October, the average day length in Saint Augustine South, Florida, is 11h and 26min.
In October, on the first day of the month, sunrise is at 7:18 am and sunset at 7:10 pm. On the last day of the month, in Saint Augustine South, Florida, sunrise is at 7:38 am and sunset at 6:38 pm EDT.
Average sea temperature in October
Saint Augustine South, FL
- Average sea temperature in October: 79.9°F
The best month for swimming (with the highest average sea temperature) is August (83.8°F).
The coldest months (with the lowest average sea temperature) are January and February (64.3°F).
Average daylight in October
Saint Augustine South, FL
- Average daylight in October: 11h and 24min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).





