Diablo IV Quarterly Update For June 2021
Diablo Immortal Closed Alpha Has Ended
Blizzard Summer Sale
Season 23 In Diablo III Ends July 18!

The season officially comes to a close on July 18th, but we do not currently have a start date for Season 24. It would be safe to assume July 23rd or 30th are the most likely start dates.

Originally Posted by FilthieRich (Official Post)

Hello all -
Season 23 is coming to a close. Below are the times on when Season 23 will end for each region.
North America - July 18 at 5pm PDT
Europe - July 18 at 5pm CEST
Asia - July 18 at 5pm KST
We will be providing a Season 24 preview soon which will include the start time for the next season. Stay Tuned!