Seminole-Horseshoe Lake Water Temperature
Seminole-Horseshoe Lake in Seminole County, Florida averages about 85°F at the surface in summer — warmest in Aug (~86°F) and coldest in Dec (~67°F). These are typical values by month, not a live reading.
Typical water temperature by month
Typical surface water temperature by month, from 34 field readings (2010–2019) via the EPA Water Quality Portal. Months with too few readings are left blank.
Is Seminole-Horseshoe 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? Seminole-Horseshoe Lake scored D 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 ~87°F
Summer average ~88°F
Summer average ~87°F
Summer average ~87°F
Summer average ~87°F
Summer average ~87°F
Explore water temperatures
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Frequently asked questions
What is the water temperature of Seminole-Horseshoe Lake?
Seminole-Horseshoe Lake has a typical summer surface temperature of about 85°F. It is usually warmest in August (around 86°F) and coldest in December (around 67°F). These are typical values by month from 34 EPA Water Quality Portal field readings (2010–2019), not a live reading.
When is Seminole-Horseshoe Lake warmest?
Surface water at Seminole-Horseshoe Lake is typically warmest in August, reaching about 86°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 Seminole-Horseshoe Lake warm enough to swim?
At its typical summer peak of about 85°F, Seminole-Horseshoe 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 Seminole-Horseshoe 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 — 34 readings from 2 monitoring stations between 2010 and 2019. 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.