Sun Times in Cos Cob
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Frequently Asked Questions
What time is sunrise in Cos Cob?
Sunrise in Cos Cob on Sunday, August 16, 2026 is at 6:05 AM (America/New_York). This time is calculated from the city's coordinates.
What time is sunset in Cos Cob?
Sunset in Cos Cob on Sunday, August 16, 2026 is at 7:51 PM (America/New_York). This time is calculated from the city's coordinates.
When is golden hour in Cos Cob?
Morning golden hour in Cos Cob ends at 6:42 AM. Evening golden hour starts at 7:13 PM.
How long is the day in Cos Cob?
On Sunday, August 16, 2026 in Cos Cob there are 13 hours and 46 minutes of daylight between sunrise and sunset.
What time is the sun at its highest point in Cos Cob?
The sun reaches its highest point (solar noon) in Cos Cob at 12:58 PM (America/New_York). This is when the sun crosses the meridian and shadows are at their shortest.
What time does it get dark in Cos Cob?
In Cos Cob, sunset is at 7:51 PM and it gets fully dark (astronomical dusk) at 9:34 PM (America/New_York). Civil twilight ends at 8:20 PM when outdoor activities need artificial light.
How long does twilight last in Cos Cob?
Twilight in Cos Cob lasts approximately 103 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 Cos Cob?
The earliest sunrise in Cos Cob in 2026 is at 5:21 AM on June 10 (America/New_York). This occurs around the summer solstice when days are longest.
What is the latest sunset of the year in Cos Cob?
The latest sunset in Cos Cob in 2026 is at 8:30 PM on June 20 (America/New_York). This occurs shortly after the summer solstice.
What time does it actually get dark after sunset in Cos Cob?
After sunset at 7:51 PM in Cos Cob, civil twilight ends at 8:20 PM — about 29 minutes later — when the sky becomes too dark for outdoor activities without artificial light. Full darkness (astronomical dusk) arrives at 9:34 PM (America/New_York).
What these times mean
Solar times in Cos Cob 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 Cos Cob
Sunrise, sunset, and total daylight in Cos Cob on the 15th of each month for 2026. Times reflect the city's local timezone.
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:17 AM | 4:50 PM | 9h 34m |
| February | 6:48 AM | 5:28 PM | 10h 40m |
| March | 7:05 AM | 7:01 PM | 11h 55m |
| April | 6:15 AM | 7:34 PM | 13h 19m |
| May | 5:36 AM | 8:05 PM | 14h 29m |
| June | 5:21 AM | 8:28 PM | 15h 07m |
| July | 5:35 AM | 8:25 PM | 14h 50m |
| August | 6:04 AM | 7:52 PM | 13h 49m |
| September | 6:34 AM | 7:03 PM | 12h 28m |
| October | 7:05 AM | 6:13 PM | 11h 08m |
| November | 6:42 AM | 4:35 PM | 9h 54m |
| December | 7:12 AM | 4:26 PM | 9h 15m |
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