The sun, month by month
Sunrise and sunset in Chicago in February
On February 1 in Chicago the sun rises at 07:05 and sets at 17:03; on day 28 it rises at 06:31 and sets at 17:37. Over the month the day grows 68 minutes longer.
Where does the sun rise and set in Chicago in February?
Mid-February in Chicago: the sun rises in the east — a bearing of 107°, measured from true north — and sets in the west, at 253°. That is 17° south of due east at sunrise, and the same 17° south of due west at sunset. From the 1st to the last day of the month both points shift 12° 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 Chicago. Dawn and dusk mark civil twilight.
| Day | Dawn | Sunrise | Sunset | Dusk | Day length |
|---|---|---|---|---|---|
| 1 | 06:35 | 07:05 | 17:03 | 17:33 | 9 h 58 min |
| 2 | 06:35 | 07:04 | 17:05 | 17:34 | 10 h 01 min |
| 3 | 06:34 | 07:03 | 17:06 | 17:35 | 10 h 03 min |
| 4 | 06:33 | 07:02 | 17:07 | 17:37 | 10 h 05 min |
| 5 | 06:32 | 07:01 | 17:08 | 17:38 | 10 h 07 min |
| 6 | 06:31 | 07:00 | 17:10 | 17:39 | 10 h 10 min |
| 7 | 06:30 | 06:59 | 17:11 | 17:40 | 10 h 12 min |
| 8 | 06:29 | 06:58 | 17:12 | 17:41 | 10 h 14 min |
| 9 | 06:28 | 06:57 | 17:13 | 17:42 | 10 h 17 min |
| 10 | 06:26 | 06:55 | 17:15 | 17:44 | 10 h 19 min |
| 11 | 06:25 | 06:54 | 17:16 | 17:45 | 10 h 22 min |
| 12 | 06:24 | 06:53 | 17:17 | 17:46 | 10 h 24 min |
| 13 | 06:23 | 06:52 | 17:18 | 17:47 | 10 h 27 min |
| 14 | 06:22 | 06:51 | 17:20 | 17:48 | 10 h 29 min |
| 15 | 06:21 | 06:49 | 17:21 | 17:50 | 10 h 32 min |
| 16 | 06:19 | 06:48 | 17:22 | 17:51 | 10 h 34 min |
| 17 | 06:18 | 06:47 | 17:23 | 17:52 | 10 h 37 min |
| 18 | 06:17 | 06:45 | 17:25 | 17:53 | 10 h 39 min |
| 19 | 06:15 | 06:44 | 17:26 | 17:54 | 10 h 42 min |
| 20 | 06:14 | 06:42 | 17:27 | 17:56 | 10 h 45 min |
| 21 | 06:13 | 06:41 | 17:28 | 17:57 | 10 h 47 min |
| 22 | 06:11 | 06:40 | 17:30 | 17:58 | 10 h 50 min |
| 23 | 06:10 | 06:38 | 17:31 | 17:59 | 10 h 53 min |
| 24 | 06:08 | 06:37 | 17:32 | 18:00 | 10 h 55 min |
| 25 | 06:07 | 06:35 | 17:33 | 18:01 | 10 h 58 min |
| 26 | 06:06 | 06:34 | 17:34 | 18:03 | 11 h 01 min |
| 27 | 06:04 | 06:32 | 17:36 | 18:04 | 11 h 04 min |
| 28 | 06:03 | 06:31 | 17:37 | 18:05 | 11 h 06 min |
Approximate astronomical values: they can shift a minute or two from year to year.
What about vitamin D in February?
In February the sun doesn't climb high enough in Chicago for vitamin D synthesis: the season to mind your diet or consider supplementation.
See the Chicago vitamin D guideCommon questions about the sun in Chicago in February
- Where does the sun set in Chicago in February?
- Mid-February in Chicago: the sun sets in the west, a bearing of 253° measured from true north, which is 17° south of due west. It rises in the east, at 107°. Over the month both points shift 12° north.
- How much daylight does Chicago gain in February?
- Over February the day gets 68 minutes longer in Chicago: on February 1 the sun rises at 07:05 and sets at 17:03, and on day 28 it rises at 06:31 and sets at 17:37.
- How many hours of daylight does Chicago get in February?
- In mid-February the day lasts 10 h 32 min in Chicago, from sunrise at 06:49 to sunset at 17:21. The table has the day length for each of the 28 days of the month.
- What time does it start to get light in Chicago in February?
- In mid-February the sky starts to get light at 06:21 in Chicago, when the sun is 6° below the horizon, and the sun itself does not rise until 06:49. The “Dawn” column of the table gives that time for every day of the month.
- What time does it get dark in Chicago in February?
- It's not the same time as sunset. In mid-February in Chicago the sun sets at 17:21, but there is still light: civil twilight does not end until 17:50, 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 Chicago in February?
- At no time of day. Not even at midday on February 15 does the UV index reach 3 in Chicago, and below that minimum the skin makes no vitamin D, however long you stay out. In February it is the season to mind your diet or consider supplementation.