Surface Water Temperature
The surface water temperature usually does not vary more
four degrees from this graph.
We recommend a minimum of a 7mm wetsuit with a hood and
The surface temperature in the summer is in the mid to upper 70's (°F);
however, there are thermoclines throughout the lake.
There is about a 10º temperature drop every 30 feet.
The bottom stays in the mid to upper 40's year round.
Everyone entering Dutch Springs must fill out a waiver.