The sun, month by month
Sunrise and sunset in Helsinki in October
On October 1 in Helsinki the sun rises at 07:32 and sets at 18:46; on day 31 it rises at 07:48 and sets at 16:20. Over the month the day gets 163 minutes shorter.
In Helsinki (60.2° latitude), October 2026 has 31 days whose sun rises at 07:32 and sets at 18:46 on the 1st, and at 07:48 and 16:20 on the 31th. Mid-month the day lasts 9 h 57 min and the sun reaches 20° above the horizon. Even so, the UV index never reaches 3 at any point in the month: at this latitude and time of year, the ozone layer absorbs UVB before enough of it reaches the ground. So in October there is no vitamin D synthesis in Helsinki at any hour of the day, however long you stay out.
Where does the sun rise and set in Helsinki in October?
Mid-October in Helsinki: the sun rises in the east — a bearing of 108°, measured from true north — and sets in the west, at 252°. That is 18° south of due east at sunrise, and the same 18° south of due west at sunset. From the 1st to the last day of the month both points shift 23° 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 Helsinki. Dawn and dusk mark civil twilight.
| Day | Dawn | Sunrise | Sunset | Dusk | Day length |
|---|---|---|---|---|---|
| 1 | 06:50 | 07:32 | 18:46 | 19:28 | 11 h 14 min |
| 2 | 06:53 | 07:34 | 18:43 | 19:25 | 11 h 09 min |
| 3 | 06:55 | 07:37 | 18:40 | 19:22 | 11 h 03 min |
| 4 | 06:58 | 07:39 | 18:37 | 19:19 | 10 h 58 min |
| 5 | 07:00 | 07:42 | 18:34 | 19:16 | 10 h 52 min |
| 6 | 07:02 | 07:44 | 18:31 | 19:13 | 10 h 47 min |
| 7 | 07:05 | 07:47 | 18:28 | 19:10 | 10 h 41 min |
| 8 | 07:07 | 07:49 | 18:25 | 19:07 | 10 h 36 min |
| 9 | 07:10 | 07:52 | 18:22 | 19:04 | 10 h 30 min |
| 10 | 07:12 | 07:54 | 18:19 | 19:01 | 10 h 24 min |
| 11 | 07:15 | 07:57 | 18:16 | 18:58 | 10 h 19 min |
| 12 | 07:17 | 07:59 | 18:13 | 18:55 | 10 h 13 min |
| 13 | 07:19 | 08:02 | 18:10 | 18:52 | 10 h 08 min |
| 14 | 07:22 | 08:04 | 18:07 | 18:49 | 10 h 02 min |
| 15 | 07:24 | 08:07 | 18:04 | 18:47 | 9 h 57 min |
| 16 | 07:27 | 08:09 | 18:01 | 18:44 | 9 h 52 min |
| 17 | 07:29 | 08:12 | 17:58 | 18:41 | 9 h 46 min |
| 18 | 07:31 | 08:15 | 17:55 | 18:38 | 9 h 41 min |
| 19 | 07:34 | 08:17 | 17:52 | 18:36 | 9 h 35 min |
| 20 | 07:36 | 08:20 | 17:49 | 18:33 | 9 h 30 min |
| 21 | 07:38 | 08:22 | 17:47 | 18:30 | 9 h 24 min |
| 22 | 07:41 | 08:25 | 17:44 | 18:28 | 9 h 19 min |
| 23 | 07:43 | 08:27 | 17:41 | 18:25 | 9 h 14 min |
| 24 | 07:46 | 08:30 | 17:38 | 18:23 | 9 h 08 min |
| 25 | 06:48 | 07:32 | 16:36 | 17:20 | 9 h 03 min |
| 26 | 06:50 | 07:35 | 16:33 | 17:18 | 8 h 58 min |
| 27 | 06:53 | 07:38 | 16:30 | 17:15 | 8 h 53 min |
| 28 | 06:55 | 07:40 | 16:28 | 17:13 | 8 h 47 min |
| 29 | 06:57 | 07:43 | 16:25 | 17:10 | 8 h 42 min |
| 30 | 07:00 | 07:45 | 16:22 | 17:08 | 8 h 37 min |
| 31 | 07:02 | 07:48 | 16:20 | 17:06 | 8 h 32 min |
Approximate astronomical values: they can shift a minute or two from year to year.
What about vitamin D in October?
In October the sun doesn't climb high enough in Helsinki for vitamin D synthesis: the season to mind your diet or consider supplementation.
See the Helsinki vitamin D guideCommon questions about the sun in Helsinki in October
- Where does the sun set in Helsinki in October?
- Mid-October in Helsinki: the sun sets in the west, a bearing of 252° measured from true north, which is 18° south of due west. It rises in the east, at 108°. Over the month both points shift 23° south.
- How much daylight does Helsinki lose in October?
- Over October the day gets 163 minutes shorter in Helsinki: on October 1 the sun rises at 07:32 and sets at 18:46, and on day 31 it rises at 07:48 and sets at 16:20.
- How many hours of daylight does Helsinki get in October?
- In mid-October the day lasts 9 h 57 min in Helsinki, from sunrise at 08:07 to sunset at 18:04. The table has the day length for each of the 31 days of the month.
- What time does it start to get light in Helsinki in October?
- In mid-October the sky starts to get light at 07:24 in Helsinki, when the sun is 6° below the horizon, and the sun itself does not rise until 08:07. The “Dawn” column of the table gives that time for every day of the month.
- What time does it get dark in Helsinki in October?
- It's not the same time as sunset. In mid-October in Helsinki the sun sets at 18:04, but there is still light: civil twilight does not end until 18:47, 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 Helsinki in October?
- At no time of day. Not even at midday on October 15 does the UV index reach 3 in Helsinki, and below that minimum the skin makes no vitamin D, however long you stay out. In October it is the season to mind your diet or consider supplementation.