Sunrise and Sunset times in Reina Mercedes, Philippines 
Reina Mercedes
Isabela
Time zone: Asia/Manila, UTC 8 h.
Latitude: 16.9896, Longitude: 121.816
| Date | Sunrise | Solar Noon | Sunset | Length of day |
|---|---|---|---|---|
| 2025-Jul-01, Tuesday | 05:22:48 | 11:56:37 | 18:30:26 | 13h 7m 38s |
| 2025-Jul-02, Wednesday | 05:23:06 | 11:56:48 | 18:30:31 | 13h 7m 25s |
| 2025-Jul-03, Thursday | 05:23:24 | 11:57:00 | 18:30:35 | 13h 7m 11s |
| 2025-Jul-04, Friday | 05:23:42 | 11:57:10 | 18:30:38 | 13h 6m 56s |
| 2025-Jul-05, Saturday | 05:24:01 | 11:57:21 | 18:30:41 | 13h 6m 40s |
| 2025-Jul-06, Sunday | 05:24:20 | 11:57:31 | 18:30:42 | 13h 6m 22s |
| 2025-Jul-07, Monday | 05:24:39 | 11:57:41 | 18:30:43 | 13h 6m 4s |
| 2025-Jul-08, Tuesday | 05:24:58 | 11:57:50 | 18:30:42 | 13h 5m 44s |
| 2025-Jul-09, Wednesday | 05:25:18 | 11:57:59 | 18:30:41 | 13h 5m 23s |
| 2025-Jul-10, Thursday | 05:25:37 | 11:58:08 | 18:30:38 | 13h 5m 1s |
| 2025-Jul-11, Friday | 05:25:57 | 11:58:16 | 18:30:35 | 13h 4m 38s |
| 2025-Jul-12, Saturday | 05:26:17 | 11:58:24 | 18:30:31 | 13h 4m 14s |
| 2025-Jul-13, Sunday | 05:26:37 | 11:58:31 | 18:30:25 | 13h 3m 48s |
| 2025-Jul-14, Monday | 05:26:57 | 11:58:38 | 18:30:19 | 13h 3m 22s |
| 2025-Jul-15, Tuesday | 05:27:16 | 11:58:44 | 18:30:12 | 13h 2m 56s |
| 2025-Jul-16, Wednesday | 05:27:36 | 11:58:50 | 18:30:03 | 13h 2m 27s |
| 2025-Jul-17, Thursday | 05:27:56 | 11:58:55 | 18:29:54 | 13h 1m 58s |
| 2025-Jul-18, Friday | 05:28:16 | 11:59:00 | 18:29:44 | 13h 1m 28s |
| 2025-Jul-19, Saturday | 05:28:36 | 11:59:04 | 18:29:33 | 13h 0m 57s |
| 2025-Jul-20, Sunday | 05:28:55 | 11:59:08 | 18:29:20 | 13h 0m 25s |
| 2025-Jul-21, Monday | 05:29:15 | 11:59:11 | 18:29:07 | 12h 59m 52s |
| 2025-Jul-22, Tuesday | 05:29:34 | 11:59:13 | 18:28:52 | 12h 59m 18s |
| 2025-Jul-23, Wednesday | 05:29:53 | 11:59:15 | 18:28:37 | 12h 58m 44s |
| 2025-Jul-24, Thursday | 05:30:12 | 11:59:17 | 18:28:21 | 12h 58m 9s |
| 2025-Jul-25, Friday | 05:30:31 | 11:59:17 | 18:28:03 | 12h 57m 32s |
| 2025-Jul-26, Saturday | 05:30:50 | 11:59:17 | 18:27:45 | 12h 56m 55s |
| 2025-Jul-27, Sunday | 05:31:08 | 11:59:17 | 18:27:26 | 12h 56m 18s |
| 2025-Jul-28, Monday | 05:31:27 | 11:59:16 | 18:27:05 | 12h 55m 38s |
| 2025-Jul-29, Tuesday | 05:31:45 | 11:59:14 | 18:26:44 | 12h 54m 59s |
| 2025-Jul-30, Wednesday | 05:32:03 | 11:59:12 | 18:26:22 | 12h 54m 19s |
| 2025-Jul-31, Thursday | 05:32:20 | 11:59:09 | 18:25:58 | 12h 53m 38s |
Reina Mercedes on Philippines map:
Cities in the same time zone Asia/Manila
Manila (Manila), Quezon City (Quezon), Asuncion (Asunción), San Salvador (San Salvador), Davao (Davao), Cagayan de Oro (Cagayan de Oro), General Santos (General Santos), Bacolod (Bacolod), Cebu City (Cebu), Zamboanga City (Zamboanga), Naga City (Naga), Iligan (Iligan), Baguio City (Baguio), Batangas (Batangas), Pasay City (Pasay), Iloilo (Iloilo), Legazpi City (Albay), Angeles City (Angeles), Olongapo (Olongapo), Cadiz (Negros Occidental), Tacloban (Tacloban), Cotabato (Cotabato), San Pablo (Laguna), Cabanatuan City (Nueva Ecija), Laoag (Ilocos Norte), Butuan (Butuan), Tarlac City (Tarlac), Ormoc (Ormoc), Dagupan City (Dagupan), Pagadian (Zamboanga del Sur)
Largest Populated Areas in Philippines
Manila (Manila), Quezon City (Quezon), Davao (Davao), Cagayan de Oro (Cagayan de Oro), General Santos (General Santos), Bacolod (Bacolod), Cebu City (Cebu), Zamboanga City (Zamboanga), Naga City (Naga), Iligan (Iligan), Baguio City (Baguio), Batangas (Batangas), Pasay City (Pasay), Iloilo (Iloilo), Legazpi City (Albay), Angeles City (Angeles), Olongapo (Olongapo), Cadiz (Negros Occidental), Tacloban (Tacloban), Cotabato (Cotabato), San Pablo (Laguna), Cabanatuan City (Nueva Ecija), Laoag (Ilocos Norte), Butuan (Butuan), Tarlac City (Tarlac), Ormoc (Ormoc), Dagupan City (Dagupan), Pagadian (Zamboanga del Sur), Puerto Princesa (Puerto Princesa), Tuguegarao (Cagayan)
Daylight Hours FAQ: 10 Most Googled Questions Answered
1. What are daylight hours?
Daylight hours refer to the period between sunrise and sunset. This duration changes throughout the year based on season and geographic location.
2. Why are days shorter in winter and longer in summer?
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).
3. When is the longest day of the year?
Northern Hemisphere: June 20-22 (summer solstice).
Southern Hemisphere: December 21-23.
Near polar circles, the sun doesn't set for 24 hours.
4. When is the shortest day of the year?
Northern Hemisphere: December 21-22 (winter solstice).
Southern Hemisphere: June 20-21.
5. How does latitude affect daylight hours?
The closer to poles, the more extreme variations:
- Equator: ~12-hour days year-round
- Polar regions: Midnight sun/polar nights occur
6. Why do New York and Miami have different day lengths?
Miami's lower latitude means:
- Winter days are longer than NY's
- Summer days are slightly shorter
7. When are day and night equal?
During equinoxes:
- Spring: March 20-21
- Fall: September 22-23
How fast do days lengthen/shorten?
Most rapid change near equinoxes: 2-4 minutes daily.
Slowest change near solstices: <1 minute daily.
9. Where can I check daylight hours for my city?
Reliable tools:
- Timeanddate.com
- SunCalc.org
- Photographer's Ephemeris app
10. Does daylight affect health?
Yes. Reduced winter sunlight may cause:
- Seasonal Affective Disorder (SAD)
- Vitamin D deficiency
Solution: Light therapy lamps & midday walks