Minnow Lake Water Temperature
Minnow Lake in Clearwater County, Minnesota averages about 64°F at the surface in summer — warmest in Jul (~66°F) and coldest in Jun (~61°F). These are typical values by month, not a live reading.
Typical water temperature by month
Typical surface water temperature by month, from 284 field readings (2010–2025) via the EPA Water Quality Portal. Months with too few readings are left blank.
Is Minnow Lake warm enough to swim?
Brisk but swimmable for short dips — most people acclimate after the first few minutes.
Want more than temperature? Minnow Lake scored A 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 Minnow Lake?
Minnow Lake has a typical summer surface temperature of about 64°F. It is usually warmest in July (around 66°F) and coldest in June (around 61°F). These are typical values by month from 284 EPA Water Quality Portal field readings (2010–2025), not a live reading.
When is Minnow Lake warmest?
Surface water at Minnow Lake is typically warmest in July, reaching about 66°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 Minnow Lake warm enough to swim?
At its typical summer peak of about 64°F, Minnow Lake rates as "cool" for swimming. Brisk but swimmable for short dips — most people acclimate after the first few minutes.
Where does this Minnow 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 — 284 readings from 1 monitoring station between 2010 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.