Today in Chiayi County, Taiwan, the sun rises at 5:38 AM and sets at 6:29 PM, giving the city exactly 12h 50m of daylight. That is 2 minutes shorter than yesterday—just past its peak, losing daylight slowly. With 122 days until the Winter Solstice on December 21, Chiayi County is currently in its Summer season.
Golden Hour & Twilight Windows in Chiayi County
For photographers, filmmakers, and outdoor enthusiasts, the morning golden hour in Chiayi County runs from N/A to 6:08 AM. The evening golden hour begins at 5:58 PM and lasts until 6:29 PM.
Civil twilight—when there is still sufficient ambient light to see clearly outdoors—begins at N/A. Near the equator, Chiayi County's daylight stays remarkably stable year-round, deviating very little from the annual average.
Solar Noon & UV Index
Solar noon in Chiayi County falls exactly at 12:03 PM, which is the moment the sun reaches its peak altitude of -20.88 above the horizon. At this specific time, the solar angle produces a relatively low UV exposure day for Chiayi County, typical of its Summer season.
Why Does Sunrise Shift in Chiayi County?
At Chiayi County's latitude of 23.4591664°, the sun currently rises at an azimuth of 114.30° (ESE). Because of the Earth's axial tilt, this position shifts slightly every day. Sunrise and sunset times for Chiayi County are calculated using advanced solar algorithms (SunCalc) based on coordinates 23.4591664, 120.2930004. Times are mathematically accurate to ±30 seconds.
Historical Sunrise in Chiayi County (Past Years)
Due to the Earth's precise orbit, solar times remain highly consistent year over year. Here is a comparison of today's sunrise and sunset times in Chiayi County versus 1 year and 5 years ago:
| Year | Sunrise | Sunset | Daylight |
|---|---|---|---|
| Today | 5:38 AM | 6:29 PM | 12h 50m |
| 2025 | 5:38 AM | 6:28 PM | 12h 50m |
| 2021 | 5:38 AM | 6:28 PM | 12h 50m |
Frequently Asked Questions
What time does the sun rise in Chiayi County today?
In Chiayi County, the sun rises at exactly 5:38 AM and sets at 6:29 PM today. This gives the city a total of 12h 50m of daylight.
When is golden hour in Chiayi County today?
Today, morning golden hour in Chiayi County runs from N/A to 6:08 AM. Evening golden hour begins at 5:58 PM and lasts until 6:26 PM.
Why does sunrise in Chiayi County shift every day?
At Chiayi County's latitude, the sun currently rises at an azimuth of 114.30° (ESE). Because of Earth's tilt, the city is just past its peak, losing daylight slowly until the Winter Solstice on December 21.
What is the UV Index in Chiayi County at solar noon?
Solar noon occurs at 12:03 PM when the sun reaches -20.88. This produces a relatively low UV exposure day for Chiayi County, typical of its Summer season.
Has the sunrise time in Chiayi County changed compared to previous years?
Due to the Earth's precise orbit, solar times remain highly consistent year over year. Exactly one year ago in 2025, sunrise was at 5:38 AM, and five years ago in 2021, it was at 5:38 AM.