Opening of the beaches is just around the corner, but is the water ideal for a plunge?

Here is a look at the water temperature

Surf time is in the 70s for Opening of the Beaches. Here is when it warms up. (Mark Collins)

JACKSONVILLE BEACH, Fla. – This weekend marks the highly anticipated opening of the beach season at Jacksonville Beach. People will gather at the water’s edge to partake in silent discos, fishing tournaments, volleyball and other festivities to mark the beginning of another summer by the sea.

For some people, staying dry is just fine but for others, it may be their first time going back into the ocean for the year.

One of the focal points for swimmers is the water temperature, a key factor in determining whether to take the plunge or not.

Based on data provided by the National Centers for Environmental Information (NCEI), the average water temperature along the coast in April typically hovers at 69°F.

April average water temps back to 2000 show this year is about 2 degrees warmer than average.

However, as May approaches, a gradual warming trend takes the average to 71 before peaking around 84 in August.

Right now in Mayport, at the river mouth, the water temperature is 72 and already reached 75 for the first time this year on April 20. Similarly, in St. Augustine, the current water temperature is 72 on April 25.

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For comparison, right now it’s as cool as a North Florida spring, or as warm as a peak summer day in New England. However, for some, it may still be too brisk for a leisurely swim.

If your comfort zone hovers around 80°F, you might consider scheduling your “Opening of the Beaches” celebration for late May, after the season’s warmth has taken the edge off the chill.


About the Author

After covering the weather from every corner of Florida and doing marine research in the Gulf, Mark Collins settled in Jacksonville to forecast weather for The First Coast.

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