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LakeQuality

Chevans Lake Y Water Temperature

Chevans Lake Y in Cook County, Minnesota averages about 61°F at the surface in summer — warmest in Aug (~64°F) and coldest in May (~45°F). These are typical values by month, not a live reading.

Typical in July
59°F
Cold
Summer average
61°F
Warmest (Aug)
64°F
Coldest (May)
45°F

Typical water temperature by month

Jan
Feb
Mar
Apr
May
45°
Jun
61°
Jul
59°
Aug
64°
Sep
55°
Oct
52°
Nov
Dec

Typical surface water temperature by month, from 50 field readings (20112023) via the EPA Water Quality Portal. Months with too few readings are left blank.

Is Chevans Lake Y warm enough to swim?

At its summer peak (~61°F): Cool

Brisk but swimmable for short dips — most people acclimate after the first few minutes.

Want more than temperature? Chevans Lake Y scored F on water quality — clarity, algae, phosphorus, depth, fish species, and swimming safety, all on one report card.

Where to stay near Chevans Lake Y

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Frequently asked questions

What is the water temperature of Chevans Lake Y?

Chevans Lake Y has a typical summer surface temperature of about 61°F. It is usually warmest in August (around 64°F) and coldest in May (around 45°F). These are typical values by month from 50 EPA Water Quality Portal field readings (2011–2023), not a live reading.

When is Chevans Lake Y warmest?

Surface water at Chevans Lake Y is typically warmest in August, 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 Chevans Lake Y warm enough to swim?

At its typical summer peak of about 61°F, Chevans Lake Y rates as "cool" for swimming. Brisk but swimmable for short dips — most people acclimate after the first few minutes.

Where does this Chevans Lake Y 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 — 50 readings from 2 monitoring stations between 2011 and 2023. 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.