1. the middle of summer, especially around the summer solstice in late June

Examples

• The garden was in full bloom by midsummer.
• Midsummer nights are perfect for outdoor concerts.
• The festival takes place during midsummer when the days are longest.
• By midsummer, the heat had become almost unbearable.
• Shakespeare’s ‘A Midsummer Night’s Dream’ is set during this magical time of year.
• The midsummer sun didn’t set until after 9 PM.