Complete January 2026 calendar for Indonesia. 31 days, starting on Thursday and ending on Saturday. Janus, Roman god of beginnings, doors, and endings.
At a glance
Key facts about January 2026
Days
31
Standard January
Month #
1
of 12
Starts on
Thu
Jan 1
Ends on
Sat
Jan 31
Season (N)
Winter
Northern Hemisphere
Season (S)
Summer
Southern Hemisphere
Birthstone
Garnet
Traditional
Flower
Carnation
Birth month
Mini calendar
January 2026 at a glance
M
T
W
T
F
S
S
29
30
31
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
2
3
4
5
6
7
8
Holidays in Indonesia
Public holidays in January 2026
1
Thu
Tahun Baru Masehi
National holiday · Indonesia
History
Why January is called January
Janus, Roman god of beginnings, doors, and endings.
Frequently asked questions
How many days does January have?
January has 31 days.
What zodiac signs are in January?
Capricorn → Aquarius — the sign changes around the 19th to 22nd.
What is the birthstone for January?
Garnet is the traditional birthstone for January.
What is the birth flower for January?
Carnation is the traditional birth flower for January.
How many public holidays are in January 2026?
In Indonesia, January 2026 has 1 public holiday. They are: Tahun Baru Masehi.