The word "predictable" means that something can be expected or guessed accurately because it happens in a way that is easy to anticipate. Full definition
You'll probably notice your little one is beginning to be a bit more predictable in their sleeping patterns, and perhaps sleeping deeper and longer at night. (bounty.com)
This is the case even though scores can be very sensitive to accommodations and even though inconsistent use of accommodations can result in predictable patterns in achievement growth. (carnegieknowledgenetwork.org)
Interest rates are sort of predictable as far as if they will be going up or down, but the uncertainty lies in when that will happen. (thebrokeprofessional.com)