Reservoir Pond Water Temperature
Reservoir Pond in Oconto County, Wisconsin typically sits around 76°F at the surface in July — warmest in Jul (~76°F) and coldest in Nov (~48°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 9 field readings (2024–2025) via the EPA Water Quality Portal. Months with too few readings are left blank.
Is Reservoir Pond warm enough to swim?
Pleasant for swimming — the range most people find enjoyable without a wetsuit.
Want more than temperature? Reservoir Pond scored B on water quality — clarity, algae, phosphorus, depth, fish species, and swimming safety, all on one report card.
Water temperatures at nearby Wisconsin lakes
Summer average ~75°F
Summer average ~67°F
Summer average ~74°F
Summer average ~73°F
Summer average ~72°F
Summer average ~71°F
Explore water temperatures
Where to stay near Reservoir Pond
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Frequently asked questions
What is the water temperature of Reservoir Pond?
Reservoir Pond typically sits around 76°F at the surface in July, from 9 EPA Water Quality Portal field readings (2024–2025). That is a typical value for the month, not a live reading.
When is Reservoir Pond warmest?
Surface water at Reservoir Pond is typically warmest in July, reaching about 76°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 Reservoir Pond warm enough to swim?
At its typical summer peak of about 75°F, Reservoir Pond rates as "comfortable" for swimming. Pleasant for swimming — the range most people find enjoyable without a wetsuit.
Where does this Reservoir Pond 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 — 9 readings from 2 monitoring stations between 2024 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.