The sun, month by month
Sunrise and sunset in Mexico City in January
On January 1 in Mexico City the sun rises at 07:11 and sets at 18:10; on day 31 it rises at 07:12 and sets at 18:28. Over the month the day grows 17 minutes longer.
Where does the sun rise and set in Mexico City in January?
Mid-January in Mexico City: the sun rises in the east — a bearing of 112°, measured from true north — and sets in the west, at 248°. That is 22° south of due east at sunrise, and the same 22° south of due west at sunset. From the 1st to the last day of the month both points shift 6° north.
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 Mexico City. Dawn and dusk mark civil twilight.
| Day | Dawn | Sunrise | Sunset | Dusk | Day length |
|---|---|---|---|---|---|
| 1 | 06:47 | 07:11 | 18:10 | 18:34 | 10 h 59 min |
| 2 | 06:47 | 07:11 | 18:10 | 18:34 | 10 h 59 min |
| 3 | 06:48 | 07:11 | 18:11 | 18:35 | 10 h 59 min |
| 4 | 06:48 | 07:12 | 18:11 | 18:35 | 11 h 00 min |
| 5 | 06:48 | 07:12 | 18:12 | 18:36 | 11 h 00 min |
| 6 | 06:48 | 07:12 | 18:13 | 18:36 | 11 h 00 min |
| 7 | 06:49 | 07:12 | 18:13 | 18:37 | 11 h 01 min |
| 8 | 06:49 | 07:13 | 18:14 | 18:38 | 11 h 01 min |
| 9 | 06:49 | 07:13 | 18:14 | 18:38 | 11 h 02 min |
| 10 | 06:49 | 07:13 | 18:15 | 18:39 | 11 h 02 min |
| 11 | 06:50 | 07:13 | 18:16 | 18:39 | 11 h 03 min |
| 12 | 06:50 | 07:13 | 18:16 | 18:40 | 11 h 03 min |
| 13 | 06:50 | 07:13 | 18:17 | 18:40 | 11 h 03 min |
| 14 | 06:50 | 07:14 | 18:18 | 18:41 | 11 h 04 min |
| 15 | 06:50 | 07:14 | 18:18 | 18:42 | 11 h 05 min |
| 16 | 06:50 | 07:14 | 18:19 | 18:42 | 11 h 05 min |
| 17 | 06:50 | 07:14 | 18:19 | 18:43 | 11 h 06 min |
| 18 | 06:50 | 07:14 | 18:20 | 18:43 | 11 h 06 min |
| 19 | 06:50 | 07:14 | 18:21 | 18:44 | 11 h 07 min |
| 20 | 06:50 | 07:14 | 18:21 | 18:45 | 11 h 08 min |
| 21 | 06:50 | 07:14 | 18:22 | 18:45 | 11 h 08 min |
| 22 | 06:50 | 07:14 | 18:22 | 18:46 | 11 h 09 min |
| 23 | 06:50 | 07:14 | 18:23 | 18:46 | 11 h 09 min |
| 24 | 06:50 | 07:13 | 18:24 | 18:47 | 11 h 10 min |
| 25 | 06:50 | 07:13 | 18:24 | 18:47 | 11 h 11 min |
| 26 | 06:50 | 07:13 | 18:25 | 18:48 | 11 h 12 min |
| 27 | 06:50 | 07:13 | 18:25 | 18:49 | 11 h 12 min |
| 28 | 06:50 | 07:13 | 18:26 | 18:49 | 11 h 13 min |
| 29 | 06:50 | 07:13 | 18:27 | 18:50 | 11 h 14 min |
| 30 | 06:49 | 07:13 | 18:27 | 18:50 | 11 h 15 min |
| 31 | 06:49 | 07:12 | 18:28 | 18:51 | 11 h 16 min |
Approximate astronomical values: they can shift a minute or two from year to year.
What about vitamin D in January?
In January, the typical synthesis window in Mexico City runs from 10:00 to 16:00: with medium skin and a t-shirt, ~6 min at the best moment is enough.
See the Mexico City vitamin D guideCommon questions about the sun in Mexico City in January
- Where does the sun set in Mexico City in January?
- Mid-January in Mexico City: the sun sets in the west, a bearing of 248° measured from true north, which is 22° south of due west. It rises in the east, at 112°. Over the month both points shift 6° north.
- How much daylight does Mexico City gain in January?
- Over January the day gets 17 minutes longer in Mexico City: on January 1 the sun rises at 07:11 and sets at 18:10, and on day 31 it rises at 07:12 and sets at 18:28.
- How many hours of daylight does Mexico City get in January?
- In mid-January the day lasts 11 h 05 min in Mexico City, from sunrise at 07:14 to sunset at 18:18. The table has the day length for each of the 31 days of the month.
- What time does it start to get light in Mexico City in January?
- In mid-January the sky starts to get light at 06:50 in Mexico City, when the sun is 6° below the horizon, and the sun itself does not rise until 07:14. The “Dawn” column of the table gives that time for every day of the month.
- What time does it get dark in Mexico City in January?
- It's not the same time as sunset. In mid-January in Mexico City the sun sets at 18:18, but there is still light: civil twilight does not end until 18:42, 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 Mexico City in January?
- In mid-January, between 10:00 and 16:00: that is the stretch of the day when the UV index reaches 3 in Mexico City, the minimum for the skin to make vitamin D. At the best moment of the day about 6 minutes are enough for a mid-range skin phototype with a quarter of the body exposed to make around 1000 IU.