Wolf Lake Water Temperature
Wolf Lake in St. Louis County, Minnesota averages about 68°F at the surface in summer — warmest in Aug (~69°F) and coldest in Oct (~49°F). These are typical values by month, not a live reading.
Typical water temperature by month
Typical surface water temperature by month, from 12 field readings (2022–2022) via the EPA Water Quality Portal. Months with too few readings are left blank.
Is Wolf Lake warm enough to swim?
Brisk but swimmable for short dips — most people acclimate after the first few minutes.
Want more than temperature? Wolf Lake scored F on water quality — clarity, algae, phosphorus, depth, fish species, and swimming safety, all on one report card.
Water temperatures at nearby Minnesota lakes
Explore water temperatures
Where to stay near Wolf Lake
Planning a swim or lake trip? Compare cabins, lodges, and vacation rentals near Wolf Lake — live availability and prices.
Top-rated places to stay near Wolf Lake
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a trip to Wolf Lake?
Get lake water-quality report cards plus the best cabin & lodging deals near Wolf Lake — straight to your inbox. No spam, unsubscribe anytime.
Frequently asked questions
What is the water temperature of Wolf Lake?
Wolf Lake has a typical summer surface temperature of about 68°F. It is usually warmest in August (around 69°F) and coldest in October (around 49°F). These are typical values by month from 12 EPA Water Quality Portal field readings (2022–2022), not a live reading.
When is Wolf Lake warmest?
Surface water at Wolf Lake is typically warmest in August, reaching about 69°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 Wolf Lake warm enough to swim?
At its typical summer peak of about 68°F, Wolf Lake rates as "cool" for swimming. Brisk but swimmable for short dips — most people acclimate after the first few minutes.
Where does this Wolf 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 — 12 readings from 1 monitoring station between 2022 and 2022. 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.