Update Cycle Dates and Effective Dates Jeppesen NavData: 2025 Cycle Cycle Effective 2413 Dec 26 2501 Jan 23 2502 Feb 20 2503 Mar 20 2504 Apr 17 2505 May 15 2506 Jun 12 2507 Jul 10 2508 Aug 07 2509 Sep 04 2510 Oct 02 2511 Oct 30 2512 Nov 27 2513 Dec 25 Digital Terminal Charts: 2025 Cycle Number Issue Date 25-2024 Dec 06 26-2024 Dec 20 01-2025 Jan 03 02-2025 Jan 17 03-2025 Jan 31 04-2025 Feb 14 05-2025 Feb 28 06-2025 Mar 14 07-2025 Mar 28 08-2025 Apr 11 09-2025 Apr 25 10-2025 May 09 11-2025 May 23 12-2025 Jun 06 13-2025 Jun 20 14-2025 Jul 04 15-2025 Jul 18 16-2025 Aug 01 17-2025 Aug 15 18-2025 Aug 29 19-2025 Sep 12 20-2025 Sep 26 21-2025 Oct 10 22-2025 Oct 24 23-2025 Nov 07 24-2025 Nov 21 25-2025 Dec 05 26-2025 Dec 19 Garmin Database Update Schedule View on Garmin.com