New moons in 2025
The 12 new moons the U.S. Naval Observatory publishes for 2025, each with its Universal Time date and clock time, the same moment read on a UTC+8 clock, and the Wikidata Chinese New Year date its record carries for comparison.
| Date (UT) | Time (UT) | Date (UTC+8) | Time (UTC+8) | Wikidata Chinese New Year date | Days difference | Comparison note | Source file |
|---|---|---|---|---|---|---|---|
| 2025-01-29 | 12:36 | 2025-01-29 | 20:36 | not available | not available | not the nearest new moon to a Wikidata date for this year | usno_phases_2025.json |
| 2025-02-28 | 00:45 | 2025-02-28 | 08:45 | not available | not available | not the nearest new moon to a Wikidata date for this year | usno_phases_2025.json |
| 2025-03-29 | 10:58 | 2025-03-29 | 18:58 | not available | not available | not the nearest new moon to a Wikidata date for this year | usno_phases_2025.json |
| 2025-04-27 | 19:31 | 2025-04-28 | 03:31 | not available | not available | not the nearest new moon to a Wikidata date for this year | usno_phases_2025.json |
| 2025-05-27 | 03:02 | 2025-05-27 | 11:02 | not available | not available | not the nearest new moon to a Wikidata date for this year | usno_phases_2025.json |
| 2025-06-25 | 10:31 | 2025-06-25 | 18:31 | not available | not available | not the nearest new moon to a Wikidata date for this year | usno_phases_2025.json |
| 2025-07-24 | 19:11 | 2025-07-25 | 03:11 | not available | not available | not the nearest new moon to a Wikidata date for this year | usno_phases_2025.json |
| 2025-08-23 | 06:06 | 2025-08-23 | 14:06 | not available | not available | not the nearest new moon to a Wikidata date for this year | usno_phases_2025.json |
| 2025-09-21 | 19:54 | 2025-09-22 | 03:54 | not available | not available | not the nearest new moon to a Wikidata date for this year | usno_phases_2025.json |
| 2025-10-21 | 12:25 | 2025-10-21 | 20:25 | not available | not available | not the nearest new moon to a Wikidata date for this year | usno_phases_2025.json |
| 2025-11-20 | 06:47 | 2025-11-20 | 14:47 | not available | not available | not the nearest new moon to a Wikidata date for this year | usno_phases_2025.json |
| 2025-12-20 | 01:43 | 2025-12-20 | 09:43 | not available | not available | not the nearest new moon to a Wikidata date for this year | usno_phases_2025.json |
computed: the published UTC date and time above, read on a UTC+8 clock (China Standard Time); the USNO API publishes UTC and no China-time field
Source and period
Figures on this page are read from these source records: U.S. Naval Observatory, Astronomical Applications Department - Dates of Primary Phases of the Moon, 2025 (API record; phase times in Universal Time). The period covered is the 2025 calendar year. Records fetched 2026-10-31.