April weather forecast and climate
Saint Augustine South, FL

Weather in April

Ocean temperature

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. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 69.8°F (21°C).

Daylight

In Saint Augustine South, Florida, the average length of the day in April is 12.9h.
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FAQ

How cold is the water in April in Saint Augustine South?

In Saint Augustine South, the average seawater temperature in April is 71.2°F (21.8°C). For most, swimming in 71.2°F (21.8°C) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 69.8°F (21°C) to 59°F (15°C).

What is the average length of the day in April in Saint Augustine South?

In April, the average length of the day is 12.9h.

Average sea temperature in April
Saint Augustine South, FL

Average sea temperature in April - Saint Augustine South, FL
  • Average sea temperature in April: 71.3°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).

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Average daylight in April
Saint Augustine South, FL

Average daylight in April - Saint Augustine South, FL
  • Average daylight in April: 12.9h

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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