精确计算
美国国家海洋和大气管理局（NOAA）的太阳辐射算法精度可达秒级。
日出日落时间
计算全球任何地点的准确日出、日落和黄昏时间。包括黄金时段、蓝色时段和日照时长。
Current Time in
Live
New York, United States
--:--:--
EST
06:52:24
12:10:13
17:28:02
Day Progress
10h 35m 0sSunrise0% completeSunset
Frequently Asked Questions
为什么要使用我们的日出/日落计算器？
完整数据
日出、日落、黄昏、黄金时段等等。
任何日期
查看过去或未来任何日期的时间。
全球覆盖
地球上任何地点的准确时间。
How to Use the Sunrise & Sunset Calculator
Get accurate solar data for any location on Earth. Our calculator provides more than just basic rise and set times—it's a comprehensive tool for photographers, outdoor enthusiasts, and researchers.
1. Find Your Location
Search our global database of over 400 cities. For specific precision, the tool automatically uses exact coordinates to calculate times based on your local horizon.
2. Select Any Date
Plan for the future or look up historical data. Use the date picker to see how daylight hours change throughout the seasons at your chosen location.
3. Analyze Solar Noon
Discover when the sun is at its highest point in the sky. This is crucial for understanding the most intense period of daylight and for solar energy planning.
4. Track Day Progress
The real-time progress bar shows exactly how much daylight has passed and how much is remaining, helping you make the most of your day.
Explore More Time Tools
Understanding Sunrise and Sunset Times
Sunrise and sunset times vary based on your location and the time of year. Our calculator uses the NOAA solar calculations algorithm to provide accurate predictions for any location on Earth.
Types of Twilight
- Civil Twilight - Enough light for outdoor activities without artificial lighting.
- Nautical Twilight - Horizon still visible for maritime navigation.
- Astronomical Twilight - Sky dark enough for astronomical observations.
Practical Uses
Photographers use golden hour times for optimal lighting. Outdoor enthusiasts plan activities around daylight hours. Religious observers use precise sunset times for prayers and observances.