Custom Search     Graves Lake     Good fishing at times, mudfish can be a real problem.I saw an bald eagle and a osprey in the upper part of the lake. Says Keith Graves Lake gets a large amount of water. The month with most of the rain is July, and November is the month with the least moisture. High temperatures at Graves Lake throughout the days of summer are in the 90's while night lows are generally in the 70's. The cold days of the wintertime come with highs in the 50's; night lows at Graves Lake during the wintertime typically sink into the 30's.          Map Detailed Map Weather Local weather forecast