Lake Serene Water Temperature
Lake Serene in Franklin County, Missouri averages about 85°F at the surface in summer — warmest in Jul (~88°F) and coldest in May (~71°F). These are typical values by month, not a live reading.
Typical water temperature by month
Typical surface water temperature by month, from 24 field readings (2021–2024) via the EPA Water Quality Portal. Months with too few readings are left blank.
Is Lake Serene 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? Lake Serene scored D on water quality — clarity, algae, phosphorus, depth, fish species, and swimming safety, all on one report card.
Water temperatures at nearby Missouri lakes
Summer average ~83°F
Summer average ~84°F
Summer average ~83°F
Summer average ~82°F
Summer average ~83°F
Summer average ~85°F
Explore water temperatures
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Frequently asked questions
What is the water temperature of Lake Serene?
Lake Serene has a typical summer surface temperature of about 85°F. It is usually warmest in July (around 88°F) and coldest in May (around 71°F). These are typical values by month from 24 EPA Water Quality Portal field readings (2021–2024), not a live reading.
When is Lake Serene warmest?
Surface water at Lake Serene is typically warmest in July, reaching about 88°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 Lake Serene warm enough to swim?
At its typical summer peak of about 85°F, Lake Serene 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 Lake Serene 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 — 24 readings from 1 monitoring station between 2021 and 2024. 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.