The sun, month by month
Sunrise and sunset in Toronto in May
On May 1 in Toronto the sun rises at 06:11 and sets at 20:18; on day 31 it rises at 05:39 and sets at 20:51. Over the month the day grows 64 minutes longer.
In Toronto (43.6° latitude), May 2026 has 31 days whose sun rises at 06:11 and sets at 20:18 on the 1st, and at 05:39 and 20:51 on the 31th. Mid-month the day lasts 14 h 42 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 7 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 Toronto in May?
Mid-May in Toronto: the sun rises in the northeast — a bearing of 63°, measured from true north — and sets in the northwest, at 297°. That is 27° north of due east at sunrise, and the same 27° north of due west at sunset. From the 1st to the last day of the month both points shift 10° 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 Toronto. Dawn and dusk mark civil twilight.
| Day | Dawn | Sunrise | Sunset | Dusk | Day length |
|---|---|---|---|---|---|
| 1 | 05:39 | 06:11 | 20:18 | 20:50 | 14 h 07 min |
| 2 | 05:38 | 06:09 | 20:20 | 20:51 | 14 h 10 min |
| 3 | 05:36 | 06:08 | 20:21 | 20:52 | 14 h 13 min |
| 4 | 05:35 | 06:07 | 20:22 | 20:54 | 14 h 15 min |
| 5 | 05:33 | 06:05 | 20:23 | 20:55 | 14 h 18 min |
| 6 | 05:32 | 06:04 | 20:24 | 20:56 | 14 h 20 min |
| 7 | 05:30 | 06:03 | 20:25 | 20:58 | 14 h 23 min |
| 8 | 05:29 | 06:01 | 20:27 | 20:59 | 14 h 25 min |
| 9 | 05:28 | 06:00 | 20:28 | 21:00 | 14 h 28 min |
| 10 | 05:26 | 05:59 | 20:29 | 21:01 | 14 h 30 min |
| 11 | 05:25 | 05:57 | 20:30 | 21:03 | 14 h 33 min |
| 12 | 05:24 | 05:56 | 20:31 | 21:04 | 14 h 35 min |
| 13 | 05:22 | 05:55 | 20:32 | 21:05 | 14 h 37 min |
| 14 | 05:21 | 05:54 | 20:34 | 21:06 | 14 h 40 min |
| 15 | 05:20 | 05:53 | 20:35 | 21:08 | 14 h 42 min |
| 16 | 05:19 | 05:52 | 20:36 | 21:09 | 14 h 44 min |
| 17 | 05:17 | 05:51 | 20:37 | 21:10 | 14 h 46 min |
| 18 | 05:16 | 05:50 | 20:38 | 21:11 | 14 h 48 min |
| 19 | 05:15 | 05:49 | 20:39 | 21:13 | 14 h 50 min |
| 20 | 05:14 | 05:48 | 20:40 | 21:14 | 14 h 52 min |
| 21 | 05:13 | 05:47 | 20:41 | 21:15 | 14 h 54 min |
| 22 | 05:12 | 05:46 | 20:42 | 21:16 | 14 h 56 min |
| 23 | 05:11 | 05:45 | 20:43 | 21:17 | 14 h 58 min |
| 24 | 05:10 | 05:44 | 20:44 | 21:18 | 15 h 00 min |
| 25 | 05:09 | 05:43 | 20:45 | 21:19 | 15 h 02 min |
| 26 | 05:08 | 05:43 | 20:46 | 21:20 | 15 h 03 min |
| 27 | 05:08 | 05:42 | 20:47 | 21:22 | 15 h 05 min |
| 28 | 05:07 | 05:41 | 20:48 | 21:23 | 15 h 07 min |
| 29 | 05:06 | 05:41 | 20:49 | 21:24 | 15 h 08 min |
| 30 | 05:05 | 05:40 | 20:50 | 21:25 | 15 h 10 min |
| 31 | 05:05 | 05:39 | 20:51 | 21:25 | 15 h 11 min |
Approximate astronomical values: they can shift a minute or two from year to year.
What about vitamin D in May?
In May, the typical synthesis window in Toronto runs from 10:00 to 17:00: with medium skin and a t-shirt, ~7 min at the best moment is enough.
See the Toronto vitamin D guideCommon questions about the sun in Toronto in May
- Where does the sun set in Toronto in May?
- Mid-May in Toronto: the sun sets in the northwest, a bearing of 297° measured from true north, which is 27° north of due west. It rises in the northeast, at 63°. Over the month both points shift 10° north.
- How much daylight does Toronto gain in May?
- Over May the day gets 64 minutes longer in Toronto: on May 1 the sun rises at 06:11 and sets at 20:18, and on day 31 it rises at 05:39 and sets at 20:51.
- How many hours of daylight does Toronto get in May?
- In mid-May the day lasts 14 h 42 min in Toronto, from sunrise at 05:53 to sunset at 20:35. The table has the day length for each of the 31 days of the month.
- What time does it start to get light in Toronto in May?
- In mid-May the sky starts to get light at 05:20 in Toronto, when the sun is 6° below the horizon, and the sun itself does not rise until 05:53. The “Dawn” column of the table gives that time for every day of the month.
- What time does it get dark in Toronto in May?
- It's not the same time as sunset. In mid-May in Toronto the sun sets at 20:35, but there is still light: civil twilight does not end until 21:08, 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 Toronto in May?
- In mid-May, between 10:00 and 17:00: that is the stretch of the day when the UV index reaches 3 in Toronto, the minimum for the skin to make vitamin D. At the best moment of the day about 7 minutes are enough for a mid-range skin phototype with a quarter of the body exposed to make around 1000 IU.