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

Moody Lake Water Temperature

Moody Lake in Chisago County, Minnesota typically sits around 55°F at the surface in September — warmest in Jul (~58°F) and coldest in May (~49°F). That is a typical value for the month, not a live reading.

Typical in September
55°F
Cold
Summer average
56°F
Warmest (Jul)
58°F
Coldest (May)
49°F

Typical water temperature by month

Jan
Feb
Mar
Apr
54°
May
49°
Jun
55°
Jul
58°
Aug
56°
Sep
55°
Oct
50°
Nov
Dec

Typical surface water temperature by month, from 244 field readings (20102024) via the EPA Water Quality Portal. Months with too few readings are left blank.

Is Moody Lake warm enough to swim?

At its summer peak (~56°F): Cold

Wetsuit territory. Brief exposure is tolerable but prolonged swimming without protection risks hypothermia.

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

Where to stay near Moody Lake

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

Moody Lake typically sits around 55°F at the surface in September, from 244 EPA Water Quality Portal field readings (2010–2024). That is a typical value for the month, not a live reading.

When is Moody Lake warmest?

Surface water at Moody Lake is typically warmest in July, reaching about 58°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 Moody Lake warm enough to swim?

At its typical summer peak of about 56°F, Moody Lake rates as "cold" for swimming. Wetsuit territory. Brief exposure is tolerable but prolonged swimming without protection risks hypothermia.

Where does this Moody 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 — 244 readings from 2 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.