A first quarter moon is a moon phase that occurs when the moon is 31% to 50% illuminated, making the right side of the moon visible. The first quarter of the moon is the first of the four primary phases of the moon, which is
| Date | Ends | Visibility |
|---|---|---|
| Saturday, June 24, 2023 | Tuesday, June 27, 2023 | 38.91 ~ 68.05 |
| Sunday, July 23, 2023 | Wednesday, July 26, 2023 | 33.02 ~ 62.88 |
| Tuesday, August 22, 2023 | Friday, August 25, 2023 | 37.32 ~ 68.83 |
| Wednesday, September 20, 2023 | Saturday, September 23, 2023 | 32.74 ~ 65.08 |
| Friday, October 20, 2023 | Sunday, October 22, 2023 | 39.14 ~ 61.56 |
| Saturday, November 18, 2023 | Monday, November 20, 2023 | 35.92 ~ 58.52 |
| Sunday, December 17, 2023 | Wednesday, December 20, 2023 | 32.26 ~ 65.75 |
| Tuesday, January 16, 2024 | Thursday, January 18, 2024 | 39.25 ~ 61.34 |
| Wednesday, February 14, 2024 | Saturday, February 17, 2024 | 34.62 ~ 66.33 |
| Friday, March 15, 2024 | Sunday, March 17, 2024 | 39.48 ~ 59.99 |
| Saturday, April 13, 2024 | Tuesday, April 16, 2024 | 33.66 ~ 63.08 |
| Monday, May 13, 2024 | Thursday, May 16, 2024 | 37.16 ~ 65.58 |