December 2103

1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
14. 1 5%
15. 2 10%
16. 3 18%
17. 4 27%
18. 5 38%
19. 6 First qtr
20. 7 61%
21. 8 71%
22. 9 81%
23. 10 89%
24. 11 95%
25. 12 99%
26. 13 Full
27. 14 99%
28. 15 95%
29. 16 90%
30. 17 84%
31. 18 76%
32. 19 67%
33. 20 58%
34. 21 Last qtr
35. 22 39%
36. 23 30%
37. 24 22%
38. 25 14%
39. 26 8%
40. 27 3%
41. 28 0%
42. 29 New
43. 30 3%
44. 31 7%

• Moon phase
• Perigee or apogee
• Eclipse
• Planets
• Equinox or solstice

Events in December 2103

1. Mon, Dec 34:11 AM

   Moon and Jupiter close together

   They pass 2.4° apart in the sky.

2. Thu, Dec 61:15 PM

   Mercury at inferior conjunction

   Passes between Earth and the Sun and is lost in its glare.

3. Thu, Dec 62:01 PM

   First Quarter

   Half of the disc is lit. The Moon is high at sunset and sets around midnight.

4. Sat, Dec 8

   Perigee

   The Moon's closest point to Earth on this orbit: 369,700 km.

5. Thu, Dec 136:49 AM

   Mercury and Saturn close together

   They pass 1.0° apart in the sky.

6. Thu, Dec 1311:35 AM

   Full Moon Cold Moon

   The whole disc is lit. The Moon rises around sunset and stays up all night.

7. Thu, Dec 1311:47 AM

   Penumbral lunar eclipse

   The Moon passes through Earth's faint outer shadow and dims slightly.

8. Thu, Dec 20

   Apogee

   The Moon's farthest point from Earth on this orbit: 404,400 km.

9. Fri, Dec 211:54 AM

   Mercury and Saturn close together

   They pass 0.9° apart in the sky.

10. Fri, Dec 218:31 AM

    Last Quarter

    Half of the disc is lit. The Moon rises around midnight and is up through the morning.

11. Sat, Dec 228:23 AM

    December solstice

    The shortest day in the northern hemisphere and the longest in the southern.

12. Tue, Dec 259:09 AM

    Mercury at greatest elongation

    22° from the Sun in the morning sky, its best showing before sunrise.

13. Wed, Dec 269:01 AM

    Moon and Venus close together

    They pass 4.6° apart in the sky.

14. Wed, Dec 268:49 PM

    Moon, Saturn, and Venus gathered

    All within 7.1° of each other in the sky.

15. Wed, Dec 2611:16 PM

    Moon and Saturn close together

    They pass 4.0° apart in the sky.

16. Thu, Dec 273:08 AM

    Mercury, Moon, and Saturn gathered

    All within 4.8° of each other in the sky.

17. Thu, Dec 278:32 AM

    Moon and Mercury close together

    They pass 3.7° apart in the sky.

18. Sat, Dec 292:09 AM

    Annular solar eclipse

    The Moon passes in front of the Sun but is too far away to cover it, leaving a ring of light.

19. Sat, Dec 292:13 AM

    New Moon

    The Moon passes between Earth and the Sun and cannot be seen. These are the darkest nights of the month.

20. Sun, Dec 309:37 PM

    Moon and Jupiter close together

    They pass 3.0° apart in the sky.

Times are local to America/New York. Each Moon is drawn as it looks at midday.