| Sunrise | Sunset | Daylight | |
|---|---|---|---|
| Today | 05:09 | 18:18 | 13h 09m |
| Tomorrow | 05:08 | 18:19 | 13h 11m |
| Change | −1m | +1m | +2m |
Positive change in sunset / daylight = days are getting longer. Negative change in sunrise = sun is rising earlier.
Today's light segments for Atami. Amber = daylight, violet = twilight, dark = night.
Sunrise and sunset on the 1st of each month in Atami.
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 06:53 | 16:43 | 9h 50m |
| February | 06:44 | 17:12 | 10h 28m |
| March | 06:15 | 17:39 | 11h 24m |
| April | 05:32 | 18:05 | 12h 33m |
| May | 04:54 | 18:29 | 13h 35m |
| June | 04:32 | 18:53 | 14h 21m |
| July | 04:34 | 19:03 | 14h 29m |
| August | 04:53 | 18:49 | 13h 56m |
| September | 05:17 | 18:13 | 12h 56m |
| October | 05:39 | 17:30 | 11h 51m |
| November | 06:05 | 16:51 | 10h 46m |
| December | 06:34 | 16:33 | 9h 59m |
Atami is located at 35.10°N, 139.07°E. Its latitude determines how dramatically daylight hours change through the year.
The city uses the Asia/Tokyo timezone (GMT+9). It does not observe Daylight Saving Time, so solar times shift gradually through the year without abrupt clock changes.
Solar noon — the moment the sun reaches its highest point in the sky — occurs when the sun crosses the local meridian. In Atami this falls around 11:42 in mid-summer and 11:34 in December, reflecting UTC offset and any DST adjustments.