Greeley Lake Water Temperature
Greeley Lake in Itasca County, Minnesota averages about 57°F at the surface in summer — warmest in Aug (~61°F) and coldest in Oct (~45°F). These are typical values by month, not a live reading.
Typical water temperature by month
Typical surface water temperature by month, from 263 field readings (2022–2022) via the EPA Water Quality Portal. Months with too few readings are left blank.
Is Greeley Lake warm enough to swim?
Wetsuit territory. Brief exposure is tolerable but prolonged swimming without protection risks hypothermia.
Want more than temperature? Greeley Lake scored B on water quality — clarity, algae, phosphorus, depth, fish species, and swimming safety, all on one report card.
Water temperatures at nearby Minnesota lakes
Summer average ~59°F
Summer average ~60°F
Summer average ~70°F
Summer average ~68°F
Summer average ~68°F
Summer average ~69°F
Explore water temperatures
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Frequently asked questions
What is the water temperature of Greeley Lake?
Greeley Lake has a typical summer surface temperature of about 57°F. It is usually warmest in August (around 61°F) and coldest in October (around 45°F). These are typical values by month from 263 EPA Water Quality Portal field readings (2022–2022), not a live reading.
When is Greeley Lake warmest?
Surface water at Greeley Lake is typically warmest in August, reaching about 61°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 Greeley Lake warm enough to swim?
At its typical summer peak of about 57°F, Greeley Lake rates as "cold" for swimming. Wetsuit territory. Brief exposure is tolerable but prolonged swimming without protection risks hypothermia.
Where does this Greeley 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 — 263 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.