Sunrise and Sunset times in Haikou, China 
Today:
 Sunrise: 06:40:40
|
 Sunset: 18:03:53
|
Day Length: 11h 23m 13s
Time zone: Asia/Chongqing, UTC +8 h.
Latitude: 20.05, Longitude: 110.32
Haikou
☁️ Low chance of a spectacular sunset.
Hainan, China 
2 046 190 people
Current temperature 18 ° C 
Clear
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Nov-01, Saturday | 06:40:12 | 12:22:18 | 18:04:23 | 11h 24m 11s |
| 2025-Nov-02, Sunday | 06:40:40 | 12:22:16 | 18:03:53 | 11h 23m 13s |
| 2025-Nov-03, Monday | 06:41:09 | 12:22:16 | 18:03:23 | 11h 22m 14s |
| 2025-Nov-04, Tuesday | 06:41:38 | 12:22:17 | 18:02:55 | 11h 21m 17s |
| 2025-Nov-05, Wednesday | 06:42:08 | 12:22:18 | 18:02:28 | 11h 20m 20s |
| 2025-Nov-06, Thursday | 06:42:38 | 12:22:20 | 18:02:02 | 11h 19m 24s |
| 2025-Nov-07, Friday | 06:43:09 | 12:22:23 | 18:01:37 | 11h 18m 28s |
| 2025-Nov-08, Saturday | 06:43:41 | 12:22:27 | 18:01:13 | 11h 17m 32s |
| 2025-Nov-09, Sunday | 06:44:13 | 12:22:32 | 18:00:51 | 11h 16m 38s |
| 2025-Nov-10, Monday | 06:44:45 | 12:22:37 | 18:00:29 | 11h 15m 44s |
| 2025-Nov-11, Tuesday | 06:45:18 | 12:22:43 | 18:00:09 | 11h 14m 51s |
| 2025-Nov-12, Wednesday | 06:45:51 | 12:22:51 | 17:59:50 | 11h 13m 59s |
| 2025-Nov-13, Thursday | 06:46:25 | 12:22:59 | 17:59:33 | 11h 13m 8s |
| 2025-Nov-14, Friday | 06:46:59 | 12:23:08 | 17:59:17 | 11h 12m 18s |
| 2025-Nov-15, Saturday | 06:47:33 | 12:23:17 | 17:59:02 | 11h 11m 29s |
| 2025-Nov-16, Sunday | 06:48:08 | 12:23:28 | 17:58:48 | 11h 10m 40s |
| 2025-Nov-17, Monday | 06:48:43 | 12:23:39 | 17:58:35 | 11h 9m 52s |
| 2025-Nov-18, Tuesday | 06:49:19 | 12:23:52 | 17:58:24 | 11h 9m 5s |
| 2025-Nov-19, Wednesday | 06:49:55 | 12:24:05 | 17:58:15 | 11h 8m 20s |
| 2025-Nov-20, Thursday | 06:50:31 | 12:24:19 | 17:58:06 | 11h 7m 35s |
| 2025-Nov-21, Friday | 06:51:08 | 12:24:33 | 17:57:59 | 11h 6m 51s |
| 2025-Nov-22, Saturday | 06:51:44 | 12:24:49 | 17:57:53 | 11h 6m 9s |
| 2025-Nov-23, Sunday | 06:52:21 | 12:25:05 | 17:57:49 | 11h 5m 28s |
| 2025-Nov-24, Monday | 06:52:59 | 12:25:22 | 17:57:46 | 11h 4m 47s |
| 2025-Nov-25, Tuesday | 06:53:36 | 12:25:40 | 17:57:44 | 11h 4m 8s |
| 2025-Nov-26, Wednesday | 06:54:14 | 12:25:59 | 17:57:44 | 11h 3m 30s |
| 2025-Nov-27, Thursday | 06:54:51 | 12:26:18 | 17:57:45 | 11h 2m 54s |
| 2025-Nov-28, Friday | 06:55:29 | 12:26:38 | 17:57:47 | 11h 2m 18s |
| 2025-Nov-29, Saturday | 06:56:07 | 12:26:59 | 17:57:51 | 11h 1m 44s |
| 2025-Nov-30, Sunday | 06:56:45 | 12:27:20 | 17:57:56 | 11h 1m 11s |
Day length in Haikou during the year on the chart:
Haikou on China map:
Locations in the same time zone Asia/Chongqing
Guangzhou (Guangdong), Shenzhen (Guangdong), Chongqing (Chongqing), Dongguan (Guangdong), Chengdu (Sichuan), Xi'an (Shaanxi), Hechi (Guangxi), Guiyang (Guizhou), Kunming (Yunnan), Taiyuan (Shanxi), Changsha (Hunan), Xiangtan (Hunan), Lanzhou (Gansu), Gaoping (Sichuan), Nanning (Guangxi), Baotou (Inner Mongolia), Nanyang (Henan), Hohhot (Inner Mongolia), Luoyang (Henan), Jingling (Hubei), Sanzhou (Chongqing), Zhanjiang (Guangdong), Xiantao (Hubei), Luzhou (Sichuan), Liuzhou (Guangxi), Changde (Hunan), Neijiang (Sichuan), Suining (Sichuan), Mianyang (Sichuan), Yiyang (Hunan)
Largest populated areas in China
Shanghai (Shanghai), Beijing (Beijing), Guangzhou (Guangdong), Shenzhen (Guangdong), Wuhan (Hubei), Tianjin (Tianjin), Chongqing (Chongqing), Shenyang (Liaoning), Dongguan (Guangdong), Chengdu (Sichuan), Xi'an (Shaanxi), Hechi (Guangxi), Nanjing (Jiangsu), Guiyang (Guizhou), Harbin (Heilongjiang), Zhangzhou (Fujian), Changchun (Jilin), Dalian (Liaoning), Zibo (Shandong), Hangzhou (Zhejiang), Kunming (Yunnan), Taiyuan (Shanxi), Qingdao (Shandong), Jinan (Shandong), Zhengzhou (Henan), Fuzhou (Fujian), Changsha (Hunan), Xiangtan (Hunan), Lanzhou (Gansu), Xiamen (Fujian)
Countries closest to China
*Calculation of distances from capital to capital
Daylight Hours FAQ: 10 Most Googled Questions Answered
Daylight hours refer to the period between sunrise and sunset. This duration changes throughout the year based on season and geographic location.
Earth's 23.5° axial tilt causes uneven sunlight distribution. Your hemisphere receives less direct sunlight in winter (shorter days) and more in summer (longer days).
Northern Hemisphere: June 20-22 (summer solstice).
Southern Hemisphere: December 21-23.
Near polar circles, the sun doesn't set for 24 hours.
Northern Hemisphere: December 21-22 (winter solstice).
Southern Hemisphere: June 20-21.
The closer to poles, the more extreme variations:
- Equator: ~12-hour days year-round
- Polar regions: Midnight sun/polar nights occur
Miami's lower latitude means:
- Winter days are longer than NY's
- Summer days are slightly shorter
During equinoxes:
- Spring: March 20-21
- Fall: September 22-23
Most rapid change near equinoxes: 2-4 minutes daily.
Slowest change near solstices: <1 minute daily.
Reliable tools:
- Timeanddate.com
- SunCalc.org
- Photographer's Ephemeris app
Yes. Reduced winter sunlight may cause:
- Seasonal Affective Disorder (SAD)
- Vitamin D deficiency
Solution: Light therapy lamps & midday walks