Sturgeon Lake Water Temperature
Sturgeon Lake in Pine County, Minnesota typically sits around 67°F at the surface in September — warmest in Jul (~74°F) and coldest in Sep (~67°F). That is a typical value for the month, not a live reading.
Typical water temperature by month
Column height runs from this lake’s coldest month (67°F) to its warmest (74°F).
Typical surface water temperature by month, from 42 field readings (2016–2025) via the EPA Water Quality Portal. Months with too few readings are left blank.
Is Sturgeon Lake warm enough to swim?
Pleasant for swimming — the range most people find enjoyable without a wetsuit.
Want more than temperature? Sturgeon Lake water quality: clarity, algae, phosphorus, depth, fish species, and current advisories, all on one page.
Water temperatures at nearby Minnesota lakes
Explore water temperatures
Where to stay near Sturgeon Lake
Planning a swim or lake trip? Compare cabins, lodges, and vacation rentals near Sturgeon Lake — live availability and prices. Switch the map to Satellite to see the lake and how close each stay is to the water.
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Frequently asked questions
What is the water temperature of Sturgeon Lake?
Sturgeon Lake typically sits around 67°F at the surface in September, from 42 EPA Water Quality Portal field readings (2016–2025). That is a typical value for the month, not a live reading.
When is Sturgeon Lake warmest?
Surface water at Sturgeon Lake is typically warmest in July, reaching about 74°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 Sturgeon Lake warm enough to swim?
At its typical summer peak of about 70°F, Sturgeon Lake rates as "comfortable" for swimming. Pleasant for swimming — the range most people find enjoyable without a wetsuit.
Where does this Sturgeon 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 — 42 readings from 1 monitoring station between 2016 and 2025. 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.