Sun Times in Thornton
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Frequently Asked Questions
What time is sunrise in Thornton?
Sunrise in Thornton on Thursday, September 3, 2026 is at 6:37 AM (America/Los_Angeles). This time is calculated from the city's coordinates.
What time is sunset in Thornton?
Sunset in Thornton on Thursday, September 3, 2026 is at 7:32 PM (America/Los_Angeles). This time is calculated from the city's coordinates.
When is golden hour in Thornton?
Morning golden hour in Thornton ends at 7:12 AM. Evening golden hour starts at 6:57 PM.
How long is the day in Thornton?
On Thursday, September 3, 2026 in Thornton there are 12 hours and 54 minutes of daylight between sunrise and sunset.
What time is the sun at its highest point in Thornton?
The sun reaches its highest point (solar noon) in Thornton at 1:04 PM (America/Los_Angeles). This is when the sun crosses the meridian and shadows are at their shortest.
What time does it get dark in Thornton?
In Thornton, sunset is at 7:32 PM and it gets fully dark (astronomical dusk) at 9:03 PM (America/Los_Angeles). Civil twilight ends at 7:58 PM when outdoor activities need artificial light.
How long does twilight last in Thornton?
Twilight in Thornton lasts approximately 92 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 Thornton?
The earliest sunrise in Thornton in 2026 is at 5:41 AM on June 11 (America/Los_Angeles). This occurs around the summer solstice when days are longest.
What is the latest sunset of the year in Thornton?
The latest sunset in Thornton in 2026 is at 8:33 PM on June 25 (America/Los_Angeles). This occurs shortly after the summer solstice.
What time does it actually get dark after sunset in Thornton?
After sunset at 7:32 PM in Thornton, civil twilight ends at 7:58 PM — about 27 minutes later — when the sky becomes too dark for outdoor activities without artificial light. Full darkness (astronomical dusk) arrives at 9:03 PM (America/Los_Angeles).
What these times mean
Solar times in Thornton 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 Thornton
Sunrise, sunset, and total daylight in Thornton on the 15th of each month for 2026. Times reflect the city's local timezone.
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:20 AM | 5:09 PM | 9h 49m |
| February | 6:55 AM | 5:44 PM | 10h 49m |
| March | 7:16 AM | 7:13 PM | 11h 56m |
| April | 6:29 AM | 7:42 PM | 13h 12m |
| May | 5:54 AM | 8:10 PM | 14h 15m |
| June | 5:41 AM | 8:30 PM | 14h 49m |
| July | 5:54 AM | 8:28 PM | 14h 34m |
| August | 6:20 AM | 7:59 PM | 13h 38m |
| September | 6:47 AM | 7:13 PM | 12h 26m |
| October | 7:14 AM | 6:27 PM | 11h 13m |
| November | 6:47 AM | 4:53 PM | 10h 06m |
| December | 7:15 AM | 4:46 PM | 9h 31m |
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