Arbor Lake Max Depth Water Temperature
Arbor Lake Max Depth in Poweshiek County, Iowa typically sits around 67°F at the surface in September — warmest in Jul (~77°F) and coldest in Sep (~67°F). That is a typical value for the month, not a live reading.
Typical water temperature by month
Typical surface water temperature by month, from 26 field readings (2010–2023) via the EPA Water Quality Portal. Months with too few readings are left blank.
Is Arbor Lake Max Depth warm enough to swim?
Pleasant for swimming — the range most people find enjoyable without a wetsuit.
Want more than temperature? Arbor Lake Max Depth scored F on water quality — clarity, algae, phosphorus, depth, fish species, and swimming safety, all on one report card.
Water temperatures at nearby Iowa lakes
Summer average ~79°F
Summer average ~77°F
Summer average ~78°F
Summer average ~76°F
Summer average ~79°F
Summer average ~76°F
Explore water temperatures
Where to stay near Arbor Lake Max Depth
Planning a swim or lake trip? Compare cabins, lodges, and vacation rentals near Arbor Lake Max Depth — 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 Arbor Lake Max Depth
Prices for Sep 4–6, 4 adults. Change dates on the map below.
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Frequently asked questions
What is the water temperature of Arbor Lake Max Depth?
Arbor Lake Max Depth typically sits around 67°F at the surface in September, from 26 EPA Water Quality Portal field readings (2010–2023). That is a typical value for the month, not a live reading.
When is Arbor Lake Max Depth warmest?
Surface water at Arbor Lake Max Depth is typically warmest in July, reaching about 77°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 Arbor Lake Max Depth warm enough to swim?
At its typical summer peak of about 77°F, Arbor Lake Max Depth rates as "comfortable" for swimming. Pleasant for swimming — the range most people find enjoyable without a wetsuit.
Where does this Arbor Lake Max Depth 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 — 26 readings from 2 monitoring stations between 2010 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.