For me its whatever temp it comes out the tap...
But if its really cold, i will fill it slower and using 4 heaters to warm the water slowly as it fills...
If the weather is warm, and almost similar to tank temps, then i let the hose rip and fill the tanks pretty quick...
But if its really cold, i will fill it slower and using 4 heaters to warm the water slowly as it fills...
If the weather is warm, and almost similar to tank temps, then i let the hose rip and fill the tanks pretty quick...