Sanford Lake Water Temperature
Sanford Lake in Benzie County, Michigan averages about 62°F at the surface in summer — warmest in Aug (~64°F) and coldest in May (~54°F). These are typical values by month, not a live reading.
Typical water temperature by month
Typical surface water temperature by month, from 87 field readings (2020–2020) via the EPA Water Quality Portal. Months with too few readings are left blank.
Is Sanford Lake warm enough to swim?
Brisk but swimmable for short dips — most people acclimate after the first few minutes.
Want more than temperature? Sanford Lake scored A on water quality — clarity, algae, phosphorus, depth, fish species, and swimming safety, all on one report card.
Water temperatures at nearby Michigan lakes
Summer average ~66°F
Summer average ~54°F
Summer average ~54°F
Summer average ~57°F
Summer average ~67°F
Summer average ~65°F
Explore water temperatures
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Frequently asked questions
What is the water temperature of Sanford Lake?
Sanford Lake has a typical summer surface temperature of about 62°F. It is usually warmest in August (around 64°F) and coldest in May (around 54°F). These are typical values by month from 87 EPA Water Quality Portal field readings (2020–2020), not a live reading.
When is Sanford Lake warmest?
Surface water at Sanford Lake is typically warmest in August, reaching about 64°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 Sanford Lake warm enough to swim?
At its typical summer peak of about 62°F, Sanford Lake rates as "cool" for swimming. Brisk but swimmable for short dips — most people acclimate after the first few minutes.
Where does this Sanford 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 — 87 readings from 1 monitoring station between 2020 and 2020. 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.