Highlands-Lillian Lake Water Temperature
Highlands-Lillian Lake in Highlands County, Florida averages about 82°F at the surface in summer — warmest in Jul (~85°F) and coldest in Feb (~61°F). These are typical values by month, not a live reading.
Typical water temperature by month
Typical surface water temperature by month, from 20 field readings (2010–2015) via the EPA Water Quality Portal. Months with too few readings are left blank.
Is Highlands-Lillian 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? Highlands-Lillian Lake scored A 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 ~84°F
Summer average ~86°F
Summer average ~82°F
Summer average ~82°F
Summer average ~88°F
Explore water temperatures
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Frequently asked questions
What is the water temperature of Highlands-Lillian Lake?
Highlands-Lillian Lake has a typical summer surface temperature of about 82°F. It is usually warmest in July (around 85°F) and coldest in February (around 61°F). These are typical values by month from 20 EPA Water Quality Portal field readings (2010–2015), not a live reading.
When is Highlands-Lillian Lake warmest?
Surface water at Highlands-Lillian Lake is typically warmest in July, reaching about 85°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 Highlands-Lillian Lake warm enough to swim?
At its typical summer peak of about 82°F, Highlands-Lillian 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 Highlands-Lillian 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 — 20 readings from 4 monitoring stations between 2010 and 2015. 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.