Sun Times in Castro
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Frequently Asked Questions
What time is sunrise in Castro?
Sunrise in Castro on Thursday, August 20, 2026 is at 6:42 AM (America/Sao_Paulo). This time is calculated from the city's coordinates.
What time is sunset in Castro?
Sunset in Castro on Thursday, August 20, 2026 is at 6:04 PM (America/Sao_Paulo). This time is calculated from the city's coordinates.
When is golden hour in Castro?
Morning golden hour in Castro ends at 7:14 AM. Evening golden hour starts at 5:33 PM.
How long is the day in Castro?
On Thursday, August 20, 2026 in Castro there are 11 hours and 21 minutes of daylight between sunrise and sunset.
What time is the sun at its highest point in Castro?
The sun reaches its highest point (solar noon) in Castro at 12:23 PM (America/Sao_Paulo). This is when the sun crosses the meridian and shadows are at their shortest.
What time does it get dark in Castro?
In Castro, sunset is at 6:04 PM and it gets fully dark (astronomical dusk) at 7:20 PM (America/Sao_Paulo). Civil twilight ends at 6:27 PM when outdoor activities need artificial light.
How long does twilight last in Castro?
Twilight in Castro lasts approximately 77 minutes from sunset to full darkness (astronomical dusk). This includes civil twilight, nautical twilight, and astronomical twilight.
What is the earliest sunrise of the year in Castro?
The earliest sunrise in Castro in 2026 is at 5:22 AM on November 23 (America/Sao_Paulo). This occurs around the summer solstice when days are longest.
What is the latest sunset of the year in Castro?
The latest sunset in Castro in 2026 is at 7:14 PM on January 6 (America/Sao_Paulo). This occurs shortly after the summer solstice.
What time does it actually get dark after sunset in Castro?
After sunset at 6:04 PM in Castro, civil twilight ends at 6:27 PM — about 23 minutes later — when the sky becomes too dark for outdoor activities without artificial light. Full darkness (astronomical dusk) arrives at 7:20 PM (America/Sao_Paulo).
What these times mean
Solar times in Castro shift throughout the year. Each stage of the day brings distinct light that photographers, outdoor planners, and everyday users rely on.
- Dawn
- The first usable twilight before sunrise, when the horizon brightens and color gradually returns to the sky.
- Sunrise
- The moment the upper edge of the sun appears above the horizon, starting direct daylight.
- Golden Hour
- The low-angle window just after sunrise and just before sunset, producing warm, soft light favored by photographers.
- Sunset
- The moment the upper edge of the sun drops below the horizon, ending direct sunlight for the day.
- Dusk
- The fading twilight after sunset, ending with astronomical dusk when the sky becomes fully dark.
Monthly daylight in Castro
Sunrise, sunset, and total daylight in Castro on the 15th of each month for 2026. Times reflect the city's local timezone.
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 5:44 AM | 7:14 PM | 13h 30m |
| February | 6:06 AM | 7:01 PM | 12h 55m |
| March | 6:21 AM | 6:35 PM | 12h 14m |
| April | 6:34 AM | 6:05 PM | 11h 30m |
| May | 6:48 AM | 5:43 PM | 10h 55m |
| June | 7:02 AM | 5:38 PM | 10h 36m |
| July | 7:03 AM | 5:48 PM | 10h 44m |
| August | 6:47 AM | 6:02 PM | 11h 15m |
| September | 6:17 AM | 6:13 PM | 11h 57m |
| October | 5:46 AM | 6:25 PM | 12h 40m |
| November | 5:25 AM | 6:44 PM | 13h 19m |
| December | 5:25 AM | 7:05 PM | 13h 40m |
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