What Day Does Winter Begin 2024 Schedule. Summer begins with the summer solstice, thursday, june 20, 2024, 4:51 p.m. Here are the equinox and solstice dates—plus, answers to common questions about the seasons of the year in north america.

The 2024 winter meetings will take place from monday, december 9 to thursday, december 12, 2024. **the last day to withdraw without a grade is prior to the completion of 20% of the course instructional time, which is equivalent to the 50% refund deadline.