Bush Lake Water Temperature
Bush Lake in Hennepin County, Minnesota averages about 79°F at the surface in summer — warmest in Jul (~82°F) and coldest in Apr (~49°F). These are typical values by month, not a live reading.
Typical water temperature by month
Typical surface water temperature by month, from 47 field readings (2010–2025) via the EPA Water Quality Portal. Months with too few readings are left blank.
Is Bush Lake warm enough to swim?
Pleasant for swimming — the range most people find enjoyable without a wetsuit.
Want more than temperature? Bush Lake scored A on water quality — clarity, algae, phosphorus, depth, fish species, and swimming safety, all on one report card.
Water temperatures at nearby Minnesota lakes
Summer average ~76°F
Summer average ~76°F
Summer average ~82°F
Summer average ~76°F
Summer average ~74°F
Summer average ~76°F
Explore water temperatures
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Frequently asked questions
What is the water temperature of Bush Lake?
Bush Lake has a typical summer surface temperature of about 79°F. It is usually warmest in July (around 82°F) and coldest in April (around 49°F). These are typical values by month from 47 EPA Water Quality Portal field readings (2010–2025), not a live reading.
When is Bush Lake warmest?
Surface water at Bush Lake is typically warmest in July, reaching about 82°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 Bush Lake warm enough to swim?
At its typical summer peak of about 79°F, Bush Lake rates as "comfortable" for swimming. Pleasant for swimming — the range most people find enjoyable without a wetsuit.
Where does this Bush 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 — 47 readings from 2 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.