Crystal Lake Central Basin; Crystal Township Water Temperature
Crystal Lake Central Basin; Crystal Township in Montcalm County, Michigan averages about 55°F at the surface in summer — warmest in Sep (~57°F) and coldest in May (~49°F). These are typical values by month, not a live reading.
Typical water temperature by month
Typical surface water temperature by month, from 527 field readings (2011–2014) via the EPA Water Quality Portal. Months with too few readings are left blank.
Is Crystal Lake Central Basin; Crystal Township warm enough to swim?
Wetsuit territory. Brief exposure is tolerable but prolonged swimming without protection risks hypothermia.
Want more than temperature? Crystal Lake Central Basin; Crystal Township scored A on water quality — clarity, algae, phosphorus, depth, fish species, and swimming safety, all on one report card.
Water temperatures at nearby Michigan lakes
Summer average ~54°F
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Summer average ~67°F
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Where to stay near Crystal Lake Central Basin; Crystal Township
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Frequently asked questions
What is the water temperature of Crystal Lake Central Basin; Crystal Township?
Crystal Lake Central Basin; Crystal Township has a typical summer surface temperature of about 55°F. It is usually warmest in September (around 57°F) and coldest in May (around 49°F). These are typical values by month from 527 EPA Water Quality Portal field readings (2011–2014), not a live reading.
When is Crystal Lake Central Basin; Crystal Township warmest?
Surface water at Crystal Lake Central Basin; Crystal Township is typically warmest in September, reaching about 57°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 Crystal Lake Central Basin; Crystal Township warm enough to swim?
At its typical summer peak of about 55°F, Crystal Lake Central Basin; Crystal Township rates as "cold" for swimming. Wetsuit territory. Brief exposure is tolerable but prolonged swimming without protection risks hypothermia.
Where does this Crystal Lake Central Basin; Crystal Township 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 — 527 readings from 1 monitoring station between 2011 and 2014. 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.