Alligator Creek Lake Water Temperature
Alligator Creek Lake in Pinellas County, Florida averages about 85°F at the surface in summer — warmest in Aug (~87°F) and coldest in Jan (~62°F). These are typical values by month, not a live reading.
Typical water temperature by month
Typical surface water temperature by month, from 133 field readings (2010–2025) via the EPA Water Quality Portal. Months with too few readings are left blank.
Is Alligator Creek Lake warm enough to swim?
Very comfortable for swimming. Warm surface water can also favor blue-green algae in nutrient-rich lakes, so check for advisories before you go in.
Want more than temperature? Alligator Creek Lake scored F on water quality — clarity, algae, phosphorus, depth, fish species, and swimming safety, all on one report card.
Water temperatures at nearby Florida lakes
Summer average ~86°F
Summer average ~86°F
Summer average ~88°F
Summer average ~86°F
Summer average ~88°F
Summer average ~87°F
Explore water temperatures
Where to stay near Alligator Creek Lake
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Frequently asked questions
What is the water temperature of Alligator Creek Lake?
Alligator Creek Lake has a typical summer surface temperature of about 85°F. It is usually warmest in August (around 87°F) and coldest in January (around 62°F). These are typical values by month from 133 EPA Water Quality Portal field readings (2010–2025), not a live reading.
When is Alligator Creek Lake warmest?
Surface water at Alligator Creek Lake is typically warmest in August, reaching about 87°F. Lake surface temperature lags air temperature by several weeks, so the warmest water usually arrives in mid-to-late summer even though the hottest air can come earlier.
Is Alligator Creek Lake warm enough to swim?
At its typical summer peak of about 85°F, Alligator Creek Lake rates as "warm" for swimming. Very comfortable for swimming. Warm surface water can also favor blue-green algae in nutrient-rich lakes, so check for advisories before you go in.
Where does this Alligator Creek Lake water temperature data come from?
Every temperature on this page is a typical (climatological) value computed from real surface-water field readings collected by state and federal agencies and published through the EPA Water Quality Portal — 133 readings from 1 monitoring station between 2010 and 2025. They describe what is typical for each month, not the temperature right now.
About this data
Water temperatures are a climatology — the typical value for each month, averaged from real surface-water field readings collected by state and federal agencies and published through the EPA Water Quality Portal. They tell you what to expect, not the temperature at this moment. Actual conditions vary with recent weather, depth, and time of day.