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2022 Sun Graph for Montreal, showing the number of hours per day that are night, twilight, and day over the course of a year. On the y-axis are hours, which go from 0 to 24 hours. On the x-axis is time, labeled in months. For each day, an area corresponding to the number of night hours is shaded, then stacked on top is the number of twilight hours, then the number of day hours. The entire stack equals 24 hours. The overall trends shows longer nights and shorter days in January. The length of the night decreases and the length of the day hours increases gradually until June. In March the length of day and night is roughly equal. After June, the length of the night increases and the length of the day hours decreases until December. In September, the length of day and night is roughly equal.