December 2031

1. Sun
2. Mon
3. Tue
4. Wed
5. Thu
6. Fri
7. Sat
9. 1 93%
10. 2 87%
11. 3 80%
12. 4 72%
13. 5 64%
14. 6 Last qtr
15. 7 45%
16. 8 35%
17. 9 25%
18. 10 17%
19. 11 9%
20. 12 4%
21. 13 1%
22. 14 New
23. 15 3%
24. 16 8%
25. 17 16%
26. 18 25%
27. 19 36%
28. 20 First qtr
29. 21 58%
30. 22 68%
31. 23 77%
32. 24 85%
33. 25 92%
34. 26 96%
35. 27 99%
36. 28 Full
37. 29 99%
38. 30 96%
39. 31 92%

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

Events in December 2031

1. Wed, Dec 3

   Apogee

   The Moon's farthest point from Earth on this orbit: 405,300 km.

2. Sat, Dec 610:20 PM

   Last Quarter

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

3. Thu, Dec 112:17 AM

   Moon and Venus close together

   They pass 3.2° apart in the sky.

4. Thu, Dec 111:48 PM

   Saturn at opposition

   Opposite the Sun in the sky: up all night and at its brightest for the year.

5. Fri, Dec 124:43 PM

   Moon and Mercury close together

   They pass 1.6° apart in the sky.

6. Sun, Dec 144:06 AM

   New Moon

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

7. Mon, Dec 153:12 AM

   Moon and Jupiter close together

   They pass 3.8° apart in the sky.

8. Mon, Dec 15

   Perigee

   The Moon's closest point to Earth on this orbit: 360,500 km.

9. Wed, Dec 174:12 AM

   Uranus at opposition

   Opposite the Sun in the sky: up all night and at its brightest for the year.

10. Thu, Dec 185:20 AM

    Mercury at greatest elongation

    21° from the Sun in the morning sky, its best showing before sunrise.

11. Sat, Dec 207:01 PM

    First Quarter

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

12. Sun, Dec 217:45 PM

    Moon and Neptune close together

    They pass 4.6° apart in the sky.

13. Sun, Dec 218:55 PM

    December solstice

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

14. Fri, Dec 2611:52 PM

    Moon and Saturn close together

    They pass 1.0° apart in the sky.

15. Sat, Dec 2712:36 AM

    Moon, Saturn, and Uranus gathered

    All within 6.7° of each other in the sky.

16. Sat, Dec 2712:42 PM

    Moon and Uranus close together

    They pass 3.2° apart in the sky.

17. Sun, Dec 2812:33 PM

    Full Moon Cold Moon

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

18. Wed, Dec 31

    Apogee

    The Moon's farthest point from Earth on this orbit: 406,200 km.

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