Jul 22, 2018 · 8 – 18 °C – not great but there should be some carp activity; 18 – 28 °C – ideal water temperature for feeding carp; above 28 °C – carp might be distracted by low oxygen levels; 2. Wind. Wind is also very important. Apparently, carp will follow the wind direction and congregate on the windward shoreline. Here are a few reasons why: