When is the first official day of summer 2023 July 8, 2019 16 32 64 128 When is the first day of summer 2023 When is the first day of summer 2023 northern hemisphere When is the first day of summer school 2023 When is the first day of summer break 2023 When is the first day of summer nz 2023 When is the first day of summer in canada 2023
