Big Wolf Lake Water Temperature
Big Wolf Lake in Hubbard County, Minnesota averages about 62°F at the surface in summer — warmest in Jul (~64°F) and coldest in May (~49°F). These are typical values by month, not a live reading.
Typical water temperature by month
Typical surface water temperature by month, from 276 field readings (2011–2025) via the EPA Water Quality Portal. Months with too few readings are left blank.
Is Big Wolf Lake warm enough to swim?
Brisk but swimmable for short dips — most people acclimate after the first few minutes.
Want more than temperature? Big Wolf Lake scored B on water quality — clarity, algae, phosphorus, depth, fish species, and swimming safety, all on one report card.
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Frequently asked questions
What is the water temperature of Big Wolf Lake?
Big Wolf Lake has a typical summer surface temperature of about 62°F. It is usually warmest in July (around 64°F) and coldest in May (around 49°F). These are typical values by month from 276 EPA Water Quality Portal field readings (2011–2025), not a live reading.
When is Big Wolf Lake warmest?
Surface water at Big Wolf Lake is typically warmest in July, 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 Big Wolf Lake warm enough to swim?
At its typical summer peak of about 62°F, Big Wolf Lake rates as "cool" for swimming. Brisk but swimmable for short dips — most people acclimate after the first few minutes.
Where does this Big 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 — 276 readings from 3 monitoring stations between 2011 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.