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

Titlow Lake Water Temperature

Titlow Lake in Sibley County, Minnesota typically sits around 70°F at the surface in September — warmest in Jul (~81°F) and coldest in Sep (~70°F). That is a typical value for the month, not a live reading.

Typical in September
70°F
Comfortable
Summer average
77°F
Warmest (Jul)
81°F
Coldest (Sep)
70°F

Typical water temperature by month

Jan
Feb
Mar
Apr
May
Jun
74°
Jul
81°
Aug
76°
Sep
70°
Oct
Nov
Dec

Typical surface water temperature by month, from 8 field readings (20252025) via the EPA Water Quality Portal. Months with too few readings are left blank.

Is Titlow Lake warm enough to swim?

At its summer peak (~77°F): Comfortable

Pleasant for swimming — the range most people find enjoyable without a wetsuit.

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

Where to stay near Titlow Lake

Planning a swim or lake trip? Compare cabins, lodges, and vacation rentals near Titlow 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 Titlow 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 Titlow Lake?

Titlow Lake typically sits around 70°F at the surface in September, from 8 EPA Water Quality Portal field readings (2025–2025). That is a typical value for the month, not a live reading.

When is Titlow Lake warmest?

Surface water at Titlow Lake is typically warmest in July, reaching about 81°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 Titlow Lake warm enough to swim?

At its typical summer peak of about 77°F, Titlow Lake rates as "comfortable" for swimming. Pleasant for swimming — the range most people find enjoyable without a wetsuit.

Where does this Titlow 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 — 8 readings from 1 monitoring station between 2025 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.