New Moon
2021 New Moon dates
See every New Moon in 2021 with exact dates in UTC. Plan stargazing and dark-sky nights around New Moon dates.
| # | Date |
|---|---|
| 1 | Wednesday, January 13, 2021 |
| 2 | Friday, February 12, 2021 |
| 3 | Saturday, March 13, 2021 |
| 4 | Monday, April 12, 2021 |
| 5 | Tuesday, May 11, 2021 |
| 6 | Thursday, June 10, 2021 |
| 7 | Friday, July 9, 2021 |
| 8 | Sunday, August 8, 2021 |
| 9 | Monday, September 6, 2021 |
| 10 | Wednesday, October 6, 2021 |
| 11 | Friday, November 5, 2021 |
| 12 | Saturday, December 4, 2021 |
Note: All dates are in UTC. Calculated using the Meeus simplified synodic month algorithm (epoch J2000.0). Depending on your time zone, the New Moon may fall on a different calendar date in your location.
Frequently asked questions
- Why is the New Moon good for stargazing?
- During a New Moon, the Moon is between the Earth and Sun, so its illuminated side faces away from us. With no moonlight, the sky is darkest — ideal for seeing stars, planets, and the Milky Way.
- How many New Moons are in 2021?
- 2021 has 12 New Moons. Most years have 12 New Moons, but some years have 13.
- Can I download these New Moon dates?
- Yes — click the CSV button above the table to download all 2021 New Moon dates in a spreadsheet-ready format.