Cedar Lake Water Temperature
Cedar Lake in Wright County, Minnesota averages about 55°F at the surface in summer — warmest in Aug (~57°F) and coldest in Apr (~43°F). These are typical values by month, not a live reading.
Typical water temperature by month
Typical surface water temperature by month, from 1,125 field readings (2010–2025) via the EPA Water Quality Portal. Months with too few readings are left blank.
Is Cedar Lake warm enough to swim?
Wetsuit territory. Brief exposure is tolerable but prolonged swimming without protection risks hypothermia.
Want more than temperature? Cedar 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 Cedar Lake?
Cedar Lake has a typical summer surface temperature of about 55°F. It is usually warmest in August (around 57°F) and coldest in April (around 43°F). These are typical values by month from 1,125 EPA Water Quality Portal field readings (2010–2025), not a live reading.
When is Cedar Lake warmest?
Surface water at Cedar Lake is typically warmest in August, reaching about 57°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 Cedar Lake warm enough to swim?
At its typical summer peak of about 55°F, Cedar Lake rates as "cold" for swimming. Wetsuit territory. Brief exposure is tolerable but prolonged swimming without protection risks hypothermia.
Where does this Cedar 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 — 1,125 readings from 3 monitoring stations 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.