Question Headlights must be used: Answers Whenever the driver is tired. Between sunset and sunrise. Only when the temperature drops below freezing. During the day under favorable weather conditions. Explanation Drivers must use their headlights between sunset and sunrise. You should use lower headlight beams, not your bright lights, when approaching within 500 feet of or following within 300 feet of another vehicle. Pass your DMV Written Test with flying colors Take me to the cheat sheet Maine This questions appears in the following tests: Maine Practice Test 9 Maine Practice Test 33