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Normal Water Temperatures

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Below is a chart showing normal surface water temperatures of Kentucky Lake and Lake Barkley.

Time Period Water Temp Time Period Water Temp
January 44-46° Late July 85°
Late February 45-47° Early August 86°
Early March 47-50° Mid August 85-86°
Mid March 50-54° Late August 83-84°
Late March 54-56° Early September 81-83°
Early April 57-60° Mid September 78-80°
Mid April 61-64° Late September 76-78°
Late April 64-67° Early October 73-75°
Early May 67-70° Mid October 69-72°
Mid May 70-72° Late October 63-67°
Late May 72-76° Early November 60-62°
Early June 77-79° Mid November 56-60°
Mid June 79-82° Late November 53-56°
Late June 83-84° Early December 49-52°
Early July 84-85° Mid December 47-49°
Mid July 85° Late December 46-47°
Spring
Photo by Melodie Cunningham

Springtime is the perfect time to explore the wide variety of native plants growing in the lakes region! Over 1,130 native flora species live in LBL.