Vitamin D

The sun, month by month

Sunrise and sunset in Sydney in September

On September 1 in Sydney the sun rises at 06:12 and sets at 17:38; on day 30 it rises at 05:30 and sets at 17:59. Over the month the day grows 62 minutes longer.

In Sydney (-33.9° latitude), September 2026 has 30 days whose sun rises at 06:12 and sets at 17:38 on the 1st, and at 05:30 and 17:59 on the 30th. Mid-month the day lasts 11 h 56 min and the sun reaches 54° above the horizon. Vitamin D synthesis is possible between 09:00 and 15:00, which is when the UV index reaches at least 3: at the best moment of the day about 8 minutes are enough for a mid-range skin phototype with a quarter of the body exposed to make around 1000 IU.

Sunrise05:52
Sunset17:48
Golden hour17:15–17:48
Day length11 h 56 min

Where does the sun rise and set in Sydney in September?

Where it risesEast88°
Where it setsWest272°

Mid-September in Sydney: the sun rises in the east — a bearing of 88°, measured from true north — and sets in the west, at 272°. That is 2° north of due east at sunrise, and the same 2° north of due west at sunset. From the 1st to the last day of the month both points shift 14° south.

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 Sydney. Dawn and dusk mark civil twilight.

DayDawnSunriseSunsetDuskDay length
105:4606:1217:3818:0311 h 26 min
205:4506:1017:3918:0411 h 28 min
305:4406:0917:3918:0411 h 31 min
405:4206:0717:4018:0511 h 33 min
505:4106:0617:4118:0611 h 35 min
605:4006:0517:4118:0611 h 37 min
705:3806:0317:4218:0711 h 39 min
805:3706:0217:4318:0811 h 41 min
905:3506:0017:4318:0811 h 43 min
1005:3405:5917:4418:0911 h 45 min
1105:3205:5717:4518:1011 h 48 min
1205:3105:5617:4618:1111 h 50 min
1305:3005:5417:4618:1111 h 52 min
1405:2805:5317:4718:1211 h 54 min
1505:2705:5217:4818:1311 h 56 min
1605:2505:5017:4818:1311 h 58 min
1705:2405:4917:4918:1412 h 00 min
1805:2205:4717:5018:1512 h 03 min
1905:2105:4617:5118:1512 h 05 min
2005:1905:4417:5118:1612 h 07 min
2105:1805:4317:5218:1712 h 09 min
2205:1705:4117:5318:1812 h 11 min
2305:1505:4017:5318:1812 h 13 min
2405:1405:3917:5418:1912 h 16 min
2505:1205:3717:5518:2012 h 18 min
2605:1105:3617:5618:2112 h 20 min
2705:0905:3417:5618:2112 h 22 min
2805:0805:3317:5718:2212 h 24 min
2905:0605:3117:5818:2312 h 26 min
3005:0505:3017:5918:2412 h 29 min

Approximate astronomical values: they can shift a minute or two from year to year.

What about vitamin D in September?

In September, the typical synthesis window in Sydney runs from 09:00 to 15:00: with medium skin and a t-shirt, ~8 min at the best moment is enough.

See the Sydney vitamin D guide

Common questions about the sun in Sydney in September

Where does the sun set in Sydney in September?
Mid-September in Sydney: the sun sets in the west, a bearing of 272° measured from true north, which is 2° north of due west. It rises in the east, at 88°. Over the month both points shift 14° south.
How much daylight does Sydney gain in September?
Over September the day gets 62 minutes longer in Sydney: on September 1 the sun rises at 06:12 and sets at 17:38, and on day 30 it rises at 05:30 and sets at 17:59.
How many hours of daylight does Sydney get in September?
In mid-September the day lasts 11 h 56 min in Sydney, from sunrise at 05:52 to sunset at 17:48. The table has the day length for each of the 30 days of the month.
What time does it start to get light in Sydney in September?
In mid-September the sky starts to get light at 05:27 in Sydney, when the sun is 6° below the horizon, and the sun itself does not rise until 05:52. The “Dawn” column of the table gives that time for every day of the month.
What time does it get dark in Sydney in September?
It's not the same time as sunset. In mid-September in Sydney the sun sets at 17:48, but there is still light: civil twilight does not end until 18:13, 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 Sydney in September?
In mid-September, between 09:00 and 15:00: that is the stretch of the day when the UV index reaches 3 in Sydney, the minimum for the skin to make vitamin D. At the best moment of the day about 8 minutes are enough for a mid-range skin phototype with a quarter of the body exposed to make around 1000 IU.