1. Traditional Thermometer. Traditional thermometers are designed for at home use for measuring the temperature of the air or water in both F or C. These should not require much maintenance, but they may have a varied accuracy, range and resolution.. Traditional Thermometer. Traditional thermometers are designed for at home use for measuring the temperature of the air or water in both F or C. These should not require much maintenance, but they may have a varied accuracy, range and resolution.