Long Branch Lk. Lake Water Temperature
Long Branch Lk. Lake in Macon County, Missouri averages about 79°F at the surface in summer — warmest in Jul (~81°F) and coldest in Apr (~54°F). These are typical values by month, not a live reading.
Typical water temperature by month
Typical surface water temperature by month, from 92 field readings (2010–2024) via the EPA Water Quality Portal. Months with too few readings are left blank.
Is Long Branch Lk. Lake warm enough to swim?
Pleasant for swimming — the range most people find enjoyable without a wetsuit.
Want more than temperature? Long Branch Lk. Lake 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 ~81°F
Summer average ~83°F
Summer average ~83°F
Summer average ~82°F
Summer average ~79°F
Summer average ~80°F
Explore water temperatures
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Frequently asked questions
What is the water temperature of Long Branch Lk. Lake?
Long Branch Lk. Lake has a typical summer surface temperature of about 79°F. It is usually warmest in July (around 81°F) and coldest in April (around 54°F). These are typical values by month from 92 EPA Water Quality Portal field readings (2010–2024), not a live reading.
When is Long Branch Lk. Lake warmest?
Surface water at Long Branch Lk. Lake is typically warmest in July, reaching about 81°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 Long Branch Lk. Lake warm enough to swim?
At its typical summer peak of about 79°F, Long Branch Lk. Lake rates as "comfortable" for swimming. Pleasant for swimming — the range most people find enjoyable without a wetsuit.
Where does this Long Branch Lk. 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 — 92 readings from 1 monitoring station between 2010 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.