Moon Phases in Chula Vista
Moonrise, Moonset, Phase, Illumination and Age for December1973
Today's Moon
Calculated for 2026-05-10
- Moonrise
- 02:01
- Phase
- Last Quarter
- Age of Moon
- 22.4 days
- Moonset
- 13:27
- Illumination
- 48%
- Next Full Moon
- 2026-05-31
Today's Sun
Calculated for 2026-05-10
- Sunrise
- 06:06
- Sunset
- 19:32
- Day Length
- 13h 25m
| Date | Moonrise | Moonset | Phase | Illumination | Age | Distance |
|---|---|---|---|---|---|---|
| Dec 1 Sat | 12:13 | 23:59 | First Quarter | 35% | 5.9 days | 375021 km |
| Dec 2 Sun | 12:45 | - | First Quarter | 45% | 6.9 days | 380530 km |
| Dec 3 Mon | 13:17 | 00:52 | First Quarter | 56% | 7.9 days | 385879 km |
| Dec 4 Tue | 13:51 | 01:47 | First Quarter | 66% | 8.9 days | 390761 km |
| Dec 5 Wed | 14:27 | 02:44 | Waxing Gibbous | 76% | 9.9 days | 394975 km |
| Dec 6 Thu | 15:07 | 03:45 | Waxing Gibbous | 84% | 10.9 days | 398432 km |
| Dec 7 Fri | 15:54 | 04:49 | Waxing Gibbous | 91% | 11.9 days | 401135 km |
| Dec 8 Sat | 16:48 | 05:56 | Waxing Gibbous | 96% | 12.9 days | 403146 km |
| Dec 9 Sun | 17:49 | 07:04 | Full Moon | 99% | 13.9 days | 404546 km |
| Dec 10 Mon | 18:56 | 08:08 | Waning Gibbous | 100% | 14.9 days | 405388 km |
| Dec 11 Tue | 20:06 | 09:08 | Waning Gibbous | 98% | 15.9 days | 405673 km |
| Dec 12 Wed | 21:15 | 10:01 | Waning Gibbous | 95% | 16.9 days | 405338 km |
| Dec 13 Thu | 22:21 | 10:46 | Waning Gibbous | 89% | 17.9 days | 404267 km |
| Dec 14 Fri | 23:25 | 11:28 | Waning Gibbous | 81% | 18.9 days | 402324 km |
| Dec 15 Sat | - | 12:05 | Waning Gibbous | 73% | 19.9 days | 399400 km |
| Dec 16 Sun | 00:25 | 12:40 | Last Quarter | 63% | 20.9 days | 395455 km |
| Dec 17 Mon | 01:23 | 13:15 | Last Quarter | 52% | 21.9 days | 390560 km |
| Dec 18 Tue | 02:20 | 13:51 | Last Quarter | 42% | 22.9 days | 384911 km |
| Dec 19 Wed | 03:17 | 14:28 | Last Quarter | 31% | 23.9 days | 378833 km |
| Dec 20 Thu | 04:13 | 15:08 | Waning Crescent | 22% | 24.9 days | 372749 km |
| Dec 21 Fri | 05:08 | 15:52 | Waning Crescent | 14% | 25.9 days | 367135 km |
| Dec 22 Sat | 06:02 | 16:39 | Waning Crescent | 7% | 26.9 days | 363104 km |
| Dec 23 Sun | 06:53 | 17:29 | Waning Crescent | 3% | 27.9 days | 363104 km |
| Dec 24 Mon | 07:41 | 18:21 | New Moon | 0% | 28.9 days | 363104 km |
| Dec 25 Tue | 08:24 | 19:15 | Waxing Crescent | 0% | 0.4 days | 363104 km |
| Dec 26 Wed | 09:04 | 20:08 | Waxing Crescent | 2% | 1.4 days | 363104 km |
| Dec 27 Thu | 09:41 | 21:01 | Waxing Crescent | 6% | 2.4 days | 363430 km |
| Dec 28 Fri | 10:14 | 21:53 | Waxing Crescent | 13% | 3.4 days | 368404 km |
| Dec 29 Sat | 10:46 | 22:45 | Waxing Crescent | 21% | 4.4 days | 374256 km |
| Dec 30 Sun | 11:18 | 23:39 | Waxing Crescent | 30% | 5.4 days | 380494 km |
| Dec 31 Mon | 11:50 | - | First Quarter | 40% | 6.4 days | 386631 km |
* Moon Phase: The shape of the illuminated (sunlit) portion of the Moon as seen by an observer on Earth.
* Illumination: The percentage of the Moon's surface illuminated by the Sun.
* Moon Age: The number of days since the last New Moon.