Craven County Schools has announced a two-hour delay for Wednesday morning for all students and staff.
The school system cited the predicted cold weather leading to potential hazards.
High temperatures on Tuesday struggled to reach 30 degrees, and low temperatures overnight into Wednesday are predicted to be in middle teens. The high on Wednesday is expected to be 40, according to the National Weather Service in Newport.
The cold temperatures could cause water pipes to burst, and homeowners are urged to leave water dripping from their faucets.
For those who must be outside, the weather service recommends to dress in layers with a coat, hat and gloves.
The weather service predicts warming temperatures by Friday as rain chances increase. Saturday's high is expected to be 67 degrees.