Find current lake water temperature for inland lakes and reservoirs.

Get realtime lake water temperature readings. Some water temperatures are exclusive to Angler Spy, others are sourced from public sources such as USGS.

All exclusive Angler Spy lake water temperatures displayed are measured on location at 1′ below lake surface. Third party sources generally measure similarly.

You have found the best source for simple & accurate U.S. lake water temperatures.

Angler Spy provides current lake water temperature readings for select inland fishing & recreational lakes.

The Importance of Water Temperature

Some may want to swim or rent a boat, but most who use Angler Spy understand that when it comes to understanding fish behavior, water temperature is everything. As the best source for truly real-time lake water temperature readings in the United States, we understand the importance of water temperature for serious fishermen. From spawn to fall feed, water temperature is the most important factor in determining fishing success. We created Angler Spy so you can Know Before You Go!