First Day Of Summer 2025 Time Change. This year, the first day of summer, also known as the summer solstice, is thursday, june 20. Areas of drizzle and light rain showers are expected on and off throughout christmas day.
For the year 2025 the meteorological summer will begin on saturday, june 1, 2025 and will end on saturday, august 31, 2025. Here are the equinox and solstice dates—plus, answers to common questions about the.