Sunrise and Sunset times in La Rioja, Argentina 
Today:
 Sunrise: 06:21:27
|
 Sunset: 20:22:04
|
Day Length: 14h 0m 37s
Time zone: America/Argentina/La_Rioja, UTC -3 h.
Latitude: -29.41, Longitude: -66.85
La Rioja
La Rioja, Argentina 
162 620 people
| Date | Sunrise | Solar Noon | Sunset | Day length |
|---|---|---|---|---|
| 2025-Dec-01, Monday | 06:19:49 | 13:16:34 | 20:13:20 | 13h 53m 31s |
| 2025-Dec-02, Tuesday | 06:19:48 | 13:16:57 | 20:14:07 | 13h 54m 19s |
| 2025-Dec-03, Wednesday | 06:19:49 | 13:17:21 | 20:14:54 | 13h 55m 5s |
| 2025-Dec-04, Thursday | 06:19:51 | 13:17:45 | 20:15:40 | 13h 55m 49s |
| 2025-Dec-05, Friday | 06:19:55 | 13:18:10 | 20:16:26 | 13h 56m 31s |
| 2025-Dec-06, Saturday | 06:20:01 | 13:18:36 | 20:17:10 | 13h 57m 9s |
| 2025-Dec-07, Sunday | 06:20:08 | 13:19:01 | 20:17:55 | 13h 57m 47s |
| 2025-Dec-08, Monday | 06:20:17 | 13:19:28 | 20:18:38 | 13h 58m 21s |
| 2025-Dec-09, Tuesday | 06:20:28 | 13:19:55 | 20:19:21 | 13h 58m 53s |
| 2025-Dec-10, Wednesday | 06:20:40 | 13:20:22 | 20:20:03 | 13h 59m 23s |
| 2025-Dec-11, Thursday | 06:20:55 | 13:20:49 | 20:20:44 | 13h 59m 49s |
| 2025-Dec-12, Friday | 06:21:10 | 13:21:17 | 20:21:25 | 14h 0m 15s |
| 2025-Dec-13, Saturday | 06:21:27 | 13:21:46 | 20:22:04 | 14h 0m 37s |
| 2025-Dec-14, Sunday | 06:21:46 | 13:22:14 | 20:22:42 | 14h 0m 56s |
| 2025-Dec-15, Monday | 06:22:07 | 13:22:43 | 20:23:20 | 14h 1m 13s |
| 2025-Dec-16, Tuesday | 06:22:29 | 13:23:12 | 20:23:56 | 14h 1m 27s |
| 2025-Dec-17, Wednesday | 06:22:52 | 13:23:42 | 20:24:31 | 14h 1m 39s |
| 2025-Dec-18, Thursday | 06:23:17 | 13:24:11 | 20:25:05 | 14h 1m 48s |
| 2025-Dec-19, Friday | 06:23:44 | 13:24:41 | 20:25:38 | 14h 1m 54s |
| 2025-Dec-20, Saturday | 06:24:11 | 13:25:11 | 20:26:10 | 14h 1m 59s |
| 2025-Dec-21, Sunday | 06:24:41 | 13:25:40 | 20:26:40 | 14h 1m 59s |
| 2025-Dec-22, Monday | 06:25:11 | 13:26:10 | 20:27:09 | 14h 1m 58s |
| 2025-Dec-23, Tuesday | 06:25:43 | 13:26:40 | 20:27:37 | 14h 1m 54s |
| 2025-Dec-24, Wednesday | 06:26:16 | 13:27:10 | 20:28:03 | 14h 1m 47s |
| 2025-Dec-25, Thursday | 06:26:51 | 13:27:40 | 20:28:28 | 14h 1m 37s |
| 2025-Dec-26, Friday | 06:27:26 | 13:28:09 | 20:28:52 | 14h 1m 26s |
| 2025-Dec-27, Saturday | 06:28:03 | 13:28:39 | 20:29:14 | 14h 1m 11s |
| 2025-Dec-28, Sunday | 06:28:41 | 13:29:08 | 20:29:35 | 14h 0m 54s |
| 2025-Dec-29, Monday | 06:29:20 | 13:29:37 | 20:29:54 | 14h 0m 34s |
| 2025-Dec-30, Tuesday | 06:30:00 | 13:30:06 | 20:30:12 | 14h 0m 12s |
| 2025-Dec-31, Wednesday | 06:30:41 | 13:30:35 | 20:30:28 | 13h 59m 47s |
Day length in La Rioja during the year on the chart:
La Rioja on Argentina map:
Locations in the same time zone America/Argentina/La_Rioja
Chilecito (La Rioja), Chamical (La Rioja), Chepes (La Rioja)
Largest populated areas in Argentina
Buenos Aires (Buenos Aires, Ciudad Autónoma de), Cordoba (Córdoba), Rosario (Santa Fe), Mendoza (Mendoza), San Miguel de Tucuman (Tucumán), La Plata (Buenos Aires), Mar del Plata (Buenos Aires), Salta (Salta), Santa Fe (Santa Fe), San Juan (San Juan), San Luis (San Luis), Resistencia (Chaco), Posadas (Misiones), Santiago del Estero (Santiago del Estero), Corrientes (Corrientes), San Salvador de Jujuy (Jujuy), Bahia Blanca (Buenos Aires), Parana (Entre Ríos), Neuquen (Neuquén), Formosa (Formosa), San Fernando del Valle de Catamarca (Catamarca), Rio Cuarto (Córdoba), Concordia (Entre Ríos), Comodoro Rivadavia (Chubut), San Nicolas de los Arroyos (Buenos Aires), San Martin (Mendoza), Santa Rosa (La Pampa), San Rafael (Mendoza), Tandil (Buenos Aires), San Carlos de Bariloche (Río Negro)
Countries closest to Argentina
*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