How fast do hot dogs spoil if not refrigerated?

Unrefrigerated, fully cooked hot dogs in the original sealed package can be kept at room temperature for 2 hours.

USDA recommendations: Cooked hot dogs and sausages can be kept in the fridge at 40 degrees Fahrenheit or below for 3 to 4 days.

To extend the life of cooked hot dogs and sausages, you can freeze them in a sealed container at 0 degrees Fahrenheit for 1 to 2 months.

When reheating cooked hot dogs or sausages, make sure they are heated to an internal temperature of 165 degrees Fahrenheit.