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LakeQuality
A wave breaking on the cobble beach of Lake Superior at Duluth, Minnesota, with a wooded headland beyond

Crooked Lake Water Temperature

Crooked Lake in Stearns County, Minnesota typically sits around 63°F at the surface in September — warmest in Aug (~65°F) and coldest in May (~58°F). That is a typical value for the month, not a live reading.

Typical in September
63°F
Cool
Summer average
63°F
Warmest (Aug)
65°F
Coldest (May)
58°F

Typical water temperature by month

Jan
Feb
Mar
Apr
May
58°
Jun
61°
Jul
63°
Aug
65°
Sep
63°
Oct
64°
Nov
Dec

Typical surface water temperature by month, from 721 field readings (20102024) via the EPA Water Quality Portal. Months with too few readings are left blank.

Is Crooked Lake warm enough to swim?

At its summer peak (~63°F): Cool

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

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

Where to stay near Crooked Lake

Planning a swim or lake trip? Compare cabins, lodges, and vacation rentals near Crooked Lake — live availability and prices. Switch the map to Satellite to see the lake and how close each stay is to the water.

Top-rated places to stay near Crooked Lake

Prices for Sep 4–6, 4 adults. Change dates on the map below.

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

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Frequently asked questions

What is the water temperature of Crooked Lake?

Crooked Lake typically sits around 63°F at the surface in September, from 721 EPA Water Quality Portal field readings (2010–2024). That is a typical value for the month, not a live reading.

When is Crooked Lake warmest?

Surface water at Crooked Lake is typically warmest in August, reaching about 65°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 Crooked Lake warm enough to swim?

At its typical summer peak of about 63°F, Crooked Lake rates as "cool" for swimming. Brisk but swimmable for short dips — most people acclimate after the first few minutes.

Where does this Crooked 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 — 721 readings from 3 monitoring stations between 2010 and 2024. 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.