3.13.0 schedule

Note: the dates below use a 17-month development period that results in a 12-month release cadence between feature versions, as defined by PEP 602.

Actual:

• 3.13 development begins: Monday, 2023-05-22
• 3.13.0 alpha 1: Friday, 2023-10-13
• 3.13.0 alpha 2: Wednesday, 2023-11-22
• 3.13.0 alpha 3: Wednesday, 2024-01-17
• 3.13.0 alpha 4: Thursday, 2024-02-15
• 3.13.0 alpha 5: Tuesday, 2024-03-12
• 3.13.0 alpha 6: Tuesday, 2024-04-09
• 3.13.0 beta 1: Wednesday, 2024-05-08 (No new features beyond this point.)
• 3.13.0 beta 2: Wednesday, 2024-06-05
• 3.13.0 beta 3: Thursday, 2024-06-27
• 3.13.0 beta 4: Thursday, 2024-07-18
• 3.13.0 candidate 1: Thursday, 2024-08-01
• 3.13.0 candidate 2: Friday, 2024-09-06
• 3.13.0 candidate 3: Tuesday, 2024-10-01
• 3.13.0 final: Monday, 2024-10-07
• 3.13.1: Tuesday, 2024-12-03

Bugfix releases

Expected:

• 3.13.2: Tuesday, 2025-02-04
• 3.13.3: Tuesday, 2025-04-08
• 3.13.4: Tuesday, 2025-06-03
• 3.13.5: Tuesday, 2025-08-05
• 3.13.6: Tuesday, 2025-10-07
• 3.13.7: Tuesday, 2025-12-02
• 3.13.8: Tuesday, 2026-02-03
• 3.13.9: Tuesday, 2026-04-07
• 3.13.10: Tuesday, 2026-06-09
• 3.13.11: Tuesday, 2026-08-04
• 3.13.12: Tuesday, 2026-10-06

Source-only security fix releases

Provided irregularly on an as-needed basis until October 2029.

3.13 Lifespan

3.13 will receive bugfix updates approximately every 2 months for approximately 24 months. Around the time of the release of 3.15.0 final, the final 3.13 bugfix update will be released. After that, it is expected that security updates (source only) will be released until 5 years after the release of 3.13.0 final, so until approximately October 2029.