Best Time Of Year To See Northern Lights 2025 Alaska. Winter being the best season is a myth. For 2025, the equinoxes will occur on march 20 (vernal/spring equinox) and september 22 (autumnal equinox), while the solstices occur on june 20 (summer);
However, they can occur at any time. According to the alaska travel industry association, the best time to see the northern lights is typically from aug.