Sunrise & Sunset โ Buenos Aires
Argentina ยท 34.6ยฐS latitude
Buenos Aires sits at 34.6ยฐS latitude in Argentina, which means its daylight hours shift noticeably across the year โ from roughly 14 hours 29 minutes in December to 9 hours 50 minutes in June. All times here are calculated for Buenos Aires's exact coordinates (34.6ยฐS, 58.4ยฐW) using solar position algorithms and displayed in Indian Standard Time (IST, UTC+5:30). This page is useful for photographers, travellers, and anyone who needs precise local solar times.
โจ Golden Hour
Golden hour occurs when the sun is between 0ยฐ and 6ยฐ above the horizon. At this angle sunlight travels through significantly more atmosphere, stripping out blue wavelengths and leaving warm amber and red tones. Shadows are long and directional โ for portrait photographers this means skin tones glow naturally; for landscape photographers it reveals surface texture that disappears under overhead midday light. In Buenos Aires today, morning golden hour lasts 34 minutes starting at 10:54 PM IST. Evening golden hour runs from 10:31 AM to 11:04 AM IST โ plan to be at your location at least 10 minutes before these windows open.
Blue hour occurs when the sun is between 0ยฐ and 6ยฐ below the horizon. The sun is not visible, but its scattered light fills the sky with cool, even blue โ no harsh shadows, no blown-out highlights. For cityscape and architectural photographers this is the ideal window: building lights are on, the sky is not yet black, and the balance between artificial and natural light creates depth that neither pure night nor pure day can produce. In Buenos Aires, this morning's blue hour runs 25 minutes from 10:29 PM to 10:54 PM IST. The evening blue hour from 11:04 AM to 11:29 AM IST .
Solar noon at 4:59 PM IST today is the moment the sun reaches its highest point directly above Buenos Aires's meridian. This is 299 minutes after noon because IST is a single timezone spanning all of India โ Buenos Aires's true solar midday drifts from the clock accordingly. At solar noon shadows are at their shortest and point almost directly south. For photographers, the window between 11:28 PM and 10:31 AM IST is the harsh overhead-light period to avoid for portraits.
Daylight Arc
The arc shows the full 24-hour solar cycle for Buenos Aires today, with the left edge representing midnight and the centre representing noon. Bands from darkest to lightest: true night, astronomical twilight (sky brightens, no practical light), nautical twilight (horizon visible at sea), civil twilight / blue hour, golden hour, and full daylight. Buenos Aires receives -12 hours -50 minutes of daylight today. At 34.6ยฐS latitude, daylight varies from approximately 14h 29m at the December solstice to 9h 50m at the June solstice โ a swing of 279 minutes with significant implications for agricultural planning, religious fasting windows, and daily schedules.
All Solar Transitions
| Event | IST Time | Description |
|---|---|---|
| Astronomical Dawn | 9:30 PM | Sun passes 18ยฐ below horizon โ sky begins to lighten |
| Nautical Dawn | 10:00 PM | Sun at 12ยฐ below horizon โ horizon becomes distinct |
| Civil Dawn (Blue Hour) | 10:29 PM | Sun at 6ยฐ below horizon โ outdoor activities possible |
| ๐ Sunrise | 10:54 PM | Upper limb of the sun crosses horizon |
| ๐ Golden Hour Ends | 11:28 PM | Sun reaches 6ยฐ above horizon โ golden light fades |
| Solar Noon | 4:59 PM | Sun at highest point โ shortest shadows of the day |
| ๐ Golden Hour Starts | 10:31 AM | Sun descends to 6ยฐ โ warm directional light returns |
| ๐ Sunset | 11:04 AM | Sun's upper limb disappears below horizon |
| Civil Dusk (Blue Hour) | 11:29 AM | Sun at 6ยฐ below horizon โ cool blue tones |
| Nautical Dusk | 11:58 AM | Sun at 12ยฐ below horizon โ horizon becomes difficult to see |
| Astronomical Dusk | 12:28 PM | Sun at 18ยฐ below horizon โ true night begins |
Each row corresponds to a specific sun angle below or above the horizon. Nautical dawn at 10:00 PM IST is when fishermen traditionally consider it safe to navigate by horizon without instruments. Civil dawn at 10:29 PM IST marks the outer boundary of the Brahma Muhurta window โ the auspicious pre-sunrise period for meditation and prayer in Hindu tradition begins approximately 1 hour 36 minutes before sunrise, placing it at 9:18 PM IST today. Astronomical dusk at 12:28 PM IST marks when the sky is dark enough for amateur astronomical observation.
Why These Times Matter for Buenos Aires
Buenos Aires at 34.6ยฐS receives -12 hours -50 minutes of daylight today, with a seasonal swing of 279 minutes between solstices. Photographers, outdoor workers, athletes, and travellers use this page to plan around golden hour, blue hour, and safe working-light windows. The precise solar position data here is computed algorithmically for Buenos Aires's exact coordinates โ not rounded to a city-centre approximation.
Plan Your Week โ Buenos Aires
Sunrise, golden hour, and daylight duration for the next 7 days in IST.
| Day | Sunrise | Morn GH ends | Eve GH starts | Sunset | Daylight |
|---|---|---|---|---|---|
| Fri Mar 20 | 3:26 PM | 3:59 PM | 3:03 AM | 3:36 AM | 12h 10m |
| Sat Mar 21 | 3:27 PM | 4:00 PM | 3:02 AM | 3:35 AM | 12h 8m |
| Sun Mar 22 | 3:28 PM | 4:01 PM | 3:00 AM | 3:33 AM | 12h 5m |
| Mon Mar 23 | 3:28 PM | 4:02 PM | 2:59 AM | 3:32 AM | 12h 4m |
| Tue Mar 24 | 3:29 PM | 4:03 PM | 2:57 AM | 3:31 AM | 12h 2m |
| Wed Mar 25 | 3:30 PM | 4:03 PM | 2:56 AM | 3:29 AM | 11h 59m |
| Thu Mar 26 | 3:31 PM | 4:04 PM | 2:54 AM | 3:28 AM | 11h 57m |