Climate and monthly weather forecast
Saint Augustine South, FL

The best time to visit Saint Augustine South

The best months for a swim in Saint Augustine South, Florida, are June through October, with a perfect temperature - varying between 77°F (25°C) and 84.2°F (29°C), and scarce rainfall. The best time to visit Saint Augustine South »

Weather in January

In January, the average ocean temperature in Saint Augustine South, Florida, is 64.4°F (18°C). Note: For most, swimming in 64.4°F (18°C) is not an enjoyable activity. Weather in January »

Weather in February

With an average ocean temperature of 64.2°F (17.9°C), February is the month with the coldest seawater in Saint Augustine South, Florida. Note: Swimming in 64.2°F (17.9°C) is not enjoyable for the majority. Weather in February »

Weather in March

In March, the average ocean temperature in Saint Augustine South, Florida, is 66°F (18.9°C). Note: For swimming, a surface water temperature of 66°F (18.9°C) is not enjoyable for the majority. Weather in March »

Weather in April

In Saint Augustine South, Florida, the average seawater temperature in April is 71.2°F (21.8°C). Note: For swimming, a surface water temperature of 71.2°F (21.8°C) is not enjoyable for the majority. Weather in April »

Weather in May

In Saint Augustine South, Florida, in May, the average water temperature is 75.7°F (24.3°C). Note: A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 75.7°F (24.3°C) water. Weather in May »

Weather in June

The ideal ocean temperature of 80.2°F (26.8°C) makes June in Saint Augustine South, Florida, the best time for swimming and other water activities. In Saint Augustine South, the average seawater temperature is 80.2°F (26.8°C). Note: 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. Weather in June »

Weather in July

The ideal ocean temperature of 82.2°F (27.9°C) makes July in Saint Augustine South, Florida, the best time for swimming and other water activities. In Saint Augustine South, in July, the average water temperature is 82.2°F (27.9°C). Note: For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods. Weather in July »

Weather in August

The ideal ocean temperature of 83.8°F (28.8°C) makes August in Saint Augustine South, Florida, the best time for swimming and other water activities. August is the month with the warmest seawater, with an average ocean temperature of 83.8°F (28.8°C). Note: 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. Weather in August »

Weather in September

An excellent water temperature of 83.1°F (28.4°C) makes September in Saint Augustine South, Florida, a prime for swimming and other water activities. In September, the average ocean temperature is 83.1°F (28.4°C). Note: For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods. Weather in September »

Weather in October

The ideal ocean temperature of 79.9°F (26.6°C) makes October in Saint Augustine South, Florida, the best time for swimming and other water activities. In Saint Augustine South, the average seawater temperature in October is 79.9°F (26.6°C). Note: 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. Weather in October »

Weather in November

In Saint Augustine South, Florida, in November, the average water temperature is 73.9°F (23.3°C). Note: A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 73.9°F (23.3°C) water. Weather in November »

Weather in December

In Saint Augustine South, Florida, in December, the average water temperature is 68.4°F (20.2°C). Note: Swimming in 68.4°F (20.2°C) is not enjoyable for the majority. Weather in December »
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FAQ

When is the ocean coldest in Saint Augustine South?

February is the month with the coldest seawater, with an average ocean temperature of 64.2°F (17.9°C).

When are the longest days in Saint Augustine South?

With an average of 14h of daylight, June has the longest days of the year in Saint Augustine South, Florida.

When is the ocean warmest in Saint Augustine South?

With an average ocean temperature of 83.8°F (28.8°C), August is the month with the warmest seawater.

What is the month with the shortest days in Saint Augustine South?

The month with the shortest days in Saint Augustine South, Florida, is December, with an average of 10.3h of daylight.

Average sea temperature
Saint Augustine South, FL

Average sea temperature - Saint Augustine South, FL

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).

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Average daylight
Saint Augustine South, FL

Average daylight - Saint Augustine South, FL

The month with the longest days is June (Average daylight: 14h).
The month with the shortest days is December (Average daylight: 10.3h).

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