The sun, month by month
Sunrise and sunset in Singapore in December
On December 1 in Singapore the sun rises at 06:53 and sets at 18:56; on day 31 it rises at 07:07 and sets at 19:09. Over the month the day barely changes.
In Singapore (1.4° latitude), December 2026 has 31 days whose sun rises at 06:53 and sets at 18:56 on the 1st, and at 07:07 and 19:09 on the 31th. Mid-month the day lasts 12 h 03 min and the sun reaches 65° above the horizon. Vitamin D synthesis is possible between 10:00 and 17:00, which is when the UV index reaches at least 3: at the best moment of the day about 4 minutes are enough for a mid-range skin phototype with a quarter of the body exposed to make around 1000 IU.
Where does the sun rise and set in Singapore in December?
Mid-December in Singapore: the sun rises in the southeast — a bearing of 113°, measured from true north — and sets in the southwest, at 247°. That is 23° south of due east at sunrise, and the same 23° south of due west at sunset. From the 1st to the last day of the month both points barely move.
Approximate bearings: they can be a couple of degrees out. They are measured from true north, not the north a phone compass points to.
Day by day
All times are local to Singapore. Dawn and dusk mark civil twilight.
| Day | Dawn | Sunrise | Sunset | Dusk | Day length |
|---|---|---|---|---|---|
| 1 | 06:31 | 06:53 | 18:56 | 19:18 | 12 h 03 min |
| 2 | 06:31 | 06:54 | 18:56 | 19:19 | 12 h 03 min |
| 3 | 06:32 | 06:54 | 18:57 | 19:19 | 12 h 03 min |
| 4 | 06:32 | 06:54 | 18:57 | 19:19 | 12 h 03 min |
| 5 | 06:32 | 06:55 | 18:58 | 19:20 | 12 h 03 min |
| 6 | 06:33 | 06:55 | 18:58 | 19:20 | 12 h 03 min |
| 7 | 06:33 | 06:56 | 18:58 | 19:21 | 12 h 03 min |
| 8 | 06:34 | 06:56 | 18:59 | 19:21 | 12 h 03 min |
| 9 | 06:34 | 06:57 | 18:59 | 19:22 | 12 h 03 min |
| 10 | 06:35 | 06:57 | 19:00 | 19:22 | 12 h 03 min |
| 11 | 06:35 | 06:57 | 19:00 | 19:23 | 12 h 03 min |
| 12 | 06:35 | 06:58 | 19:00 | 19:23 | 12 h 03 min |
| 13 | 06:36 | 06:58 | 19:01 | 19:23 | 12 h 03 min |
| 14 | 06:36 | 06:59 | 19:01 | 19:24 | 12 h 03 min |
| 15 | 06:37 | 06:59 | 19:02 | 19:24 | 12 h 03 min |
| 16 | 06:37 | 07:00 | 19:02 | 19:25 | 12 h 03 min |
| 17 | 06:38 | 07:00 | 19:03 | 19:25 | 12 h 03 min |
| 18 | 06:38 | 07:01 | 19:03 | 19:26 | 12 h 03 min |
| 19 | 06:39 | 07:01 | 19:04 | 19:26 | 12 h 03 min |
| 20 | 06:39 | 07:02 | 19:04 | 19:27 | 12 h 03 min |
| 21 | 06:40 | 07:02 | 19:05 | 19:27 | 12 h 03 min |
| 22 | 06:40 | 07:03 | 19:05 | 19:28 | 12 h 03 min |
| 23 | 06:40 | 07:03 | 19:06 | 19:28 | 12 h 03 min |
| 24 | 06:41 | 07:03 | 19:06 | 19:29 | 12 h 03 min |
| 25 | 06:41 | 07:04 | 19:07 | 19:29 | 12 h 03 min |
| 26 | 06:42 | 07:04 | 19:07 | 19:29 | 12 h 03 min |
| 27 | 06:42 | 07:05 | 19:07 | 19:30 | 12 h 03 min |
| 28 | 06:43 | 07:05 | 19:08 | 19:30 | 12 h 03 min |
| 29 | 06:43 | 07:06 | 19:08 | 19:31 | 12 h 03 min |
| 30 | 06:44 | 07:06 | 19:09 | 19:31 | 12 h 03 min |
| 31 | 06:44 | 07:07 | 19:09 | 19:32 | 12 h 03 min |
Approximate astronomical values: they can shift a minute or two from year to year.
What about vitamin D in December?
In December, the typical synthesis window in Singapore runs from 10:00 to 17:00: with medium skin and a t-shirt, ~4 min at the best moment is enough.
See the Singapore vitamin D guideCommon questions about the sun in Singapore in December
- Where does the sun set in Singapore in December?
- Mid-December in Singapore: the sun sets in the southwest, a bearing of 247° measured from true north, which is 23° south of due west. It rises in the southeast, at 113°. Over the month both points barely move.
- How much does day length change in Singapore in December?
- Over December day length barely changes in Singapore: less than four minutes between December 1, with the sun up from 06:53 to 18:56, and day 31, from 07:07 to 19:09.
- How many hours of daylight does Singapore get in December?
- In mid-December the day lasts 12 h 03 min in Singapore, from sunrise at 06:59 to sunset at 19:02. The table has the day length for each of the 31 days of the month.
- What time does it start to get light in Singapore in December?
- In mid-December the sky starts to get light at 06:37 in Singapore, when the sun is 6° below the horizon, and the sun itself does not rise until 06:59. The “Dawn” column of the table gives that time for every day of the month.
- What time does it get dark in Singapore in December?
- It's not the same time as sunset. In mid-December in Singapore the sun sets at 19:02, but there is still light: civil twilight does not end until 19:24, when the sun reaches 6° below the horizon and usable outdoor light runs out. The “Dusk” column of the table gives that time day by day.
- What time of day can you make vitamin D in Singapore in December?
- In mid-December, between 10:00 and 17:00: that is the stretch of the day when the UV index reaches 3 in Singapore, the minimum for the skin to make vitamin D. At the best moment of the day about 4 minutes are enough for a mid-range skin phototype with a quarter of the body exposed to make around 1000 IU.