Illinois permit test: night, weather & hazards

Headlights, rain, fog, ice, skids, glare and other hazards. 7 questions.

Question 1 of 7
Night, weather & hazardsIllinois rule

It starts to rain and you turn on your windshield wipers. What else does Illinois law require?

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Sample night, weather & hazards questions

  1. It starts to rain and you turn on your windshield wipers. What else does Illinois law require?

    • A Nothing else during daylight
    • B Turn on your hazard flashers
    • C Turn on your headlights
    • D Turn on your high beams
    Show answer

    C. Turn on your headlights

    Illinois law requires your headlights to be on whenever you use your windshield wipers. Headlights help other drivers see you in rain, snow or fog.

    Source: 2026 Illinois Rules of the Road, page 88

  2. At night, how far from an oncoming vehicle must you dim your high beams in Illinois?

    • A 500 feet
    • B 1,000 feet
    • C 200 feet
    • D 300 feet
    Show answer

    A. 500 feet

    Dim your bright lights 500 feet before meeting an oncoming vehicle and 300 feet before passing a vehicle ahead. High beams blind other drivers.

    Source: 2026 Illinois Rules of the Road, page 90

  3. Besides sunset to sunrise and when wipers are needed, when do Illinois rules say headlights should be on?

    • A When you cannot see objects 50 feet away
    • B When you cannot see objects 1,000 feet away
    • C When you cannot see objects 200 feet away
    • D Only when the temperature is below freezing
    Show answer

    B. When you cannot see objects 1,000 feet away

    Headlights must be on from sunset to sunrise and whenever rain, snow or fog require wipers. They should also be used when objects 1,000 feet away cannot be seen.

    Source: 2026 Illinois Rules of the Road, page 95

  4. You are driving in fog. Which headlight setting does the Illinois handbook recommend?

    • A High beams, to see farther ahead
    • B Parking lights only
    • C No lights, to reduce glare
    • D Low beams (dim) or fog lights
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    D. Low beams (dim) or fog lights

    In fog, use low beams or fog lights, slow down and increase following distance. High beams bounce off the fog and blind you. If the fog is too dense, pull off the road and stop.

    Source: 2026 Illinois Rules of the Road, page 87