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Lunar Calendar Month December 2021 (Finland)

The Moon is the only natural satellite of the Earth and the fifth largest moon in the Solar System. It is the largest natural satellite in the solar system relative to the size of its planet. The following is information specific for Helsinki, Finland during December 2021.

Choose a country from the list to get relevant information:

Date and time of moon phases

The information in the following table comes from calculations published by the Astronomical Applications Department of the U.S. Naval Observatory.

Moon phasesDatesTime
new moon2021-12-0409:43
1st quarter2021-12-1103:35
full moon2021-12-1906:35
3rd quarter2021-12-2704:24

Apogee and perigee of the Moon

The following table shows the dates of perigee and apogee of the Moon during December 2021.

PositionDatesTimeDistanceNotes
Perigee2021-12-0412:02356,793 kmMaximum perigee in 2021!
Apogee2021-12-1804:18406,321 km

Eclipses in December 2021

The following is information about eclipses occuring worldwide during December 2021. The eclipses listed here may be totally visible, partly visible or not visible in any part of Finland.

TypeDatesSarosNotes
solar eclipse2021-12-04152

Moon-Planet Conjunctions

A Moon-planet conjunction occurs when an astronomical object has either the same, or nearly the same, right ascension or the same ecliptic longitude of that of the Moon, as observed from Earth.

Astronomical ObjectsDate and Time
Venus2021-12-07 02:48
Saturn2021-12-08 03:52
Jupiter2021-12-09 08:07
Pollux2021-12-21 11:20
Beehive2021-12-22 12:28
Mars2021-12-31 22:13

Illumination of the Moon

The following table depicts the illumination of the Moon, calculated at 00:00, throughtout the 31 days of December 2021.

December 2021
wMondayTuesdayWednesdayThursdayFridaySaturdaySunday
Week 48
29Monday
 
30Tuesday
 
1Wednesday
 
16.2% illuminated
Age:25.6
2Thursday
 
8.5% illuminated
Age:26.8
3Friday
 
3% illuminated
Age:27.9
4Saturday
 
0.3% illuminated
Age:29.1
5Sunday
 
0.6% illuminated
Age:0.7
Week 49
6Monday
 
3.9% illuminated
Age:1.9
7Tuesday
 
9.9% illuminated
Age:3
8Wednesday
 
18% illuminated
Age:4.1
9Thursday
 
27.5% illuminated
Age:5.2
10Friday
 
37.8% illuminated
Age:6.2
11Saturday
 
48.3% illuminated
Age:7.2
12Sunday
 
58.5% illuminated
Age:8.2
Week 50
13Monday
 
68.1% illuminated
Age:9.1
14Tuesday
 
76.9% illuminated
Age:10
15Wednesday
 
84.5% illuminated
Age:11
16Thursday
 
90.7% illuminated
Age:11.9
17Friday
 
95.4% illuminated
Age:12.7
18Saturday
 
98.6% illuminated
Age:13.6
19Sunday
 
99.9% illuminated
Age:14.5
Week 51
20Monday
 
99.5% illuminated
Age:15.4
21Tuesday
 
97.3% illuminated
Age:16.3
22Wednesday
 
93.4% illuminated
Age:17.2
23Thursday
 
87.7% illuminated
Age:18.1
24Friday
 
80.6% illuminated
Age:19.1
25Saturday
 
72% illuminated
Age:20
26Sunday
 
62.4% illuminated
Age:21
Week 52
27Monday
 
52% illuminated
Age:22
28Tuesday
 
41.2% illuminated
Age:23
29Wednesday
 
30.5% illuminated
Age:24
30Thursday
 
20.4% illuminated
Age:25.1
31Friday
 
11.8% illuminated
Age:26.2
1Saturday
 
2Sunday
 
3Monday
 
4Tuesday
 
5Wednesday
 
6Thursday
 
7Friday
 
8Saturday
 
9Sunday
 
10Monday
 
11Tuesday
 
12Wednesday
 
13Thursday
 
14Friday
 
15Saturday
 
16Sunday
 
Content last updated on 2018-10-21T17:33:00Z