Sun Times in Boulder
Tuesday, February 24, 2026
Australia/Perth · 12h 54m of daylight
Complete Sun Times
Morning
Astronomical Dawn
4:17 AM
Blue Hour Starts
5:16 AM
Sunrise
5:41 AM
Golden Hour Ends
6:13 AM
Midday
Solar Noon
12:08 PM
Evening
Golden Hour Starts
6:03 PM
Sunset
6:36 PM
Blue Hour Ends
7:00 PM
Astronomical Dusk
7:59 PM
Sunrise & Sunset Times for February 2026
| Date | Sunrise | Sunset | Day length | Select date |
|---|---|---|---|---|
| Feb 1 | 5:22 AM | 6:55 PM | 13h 33m of daylight | Select date |
| Feb 2 | 5:22 AM | 6:54 PM | 13h 31m of daylight | Select date |
| Feb 3 | 5:23 AM | 6:54 PM | 13h 30m of daylight | Select date |
| Feb 4 | 5:24 AM | 6:53 PM | 13h 28m of daylight | Select date |
| Feb 5 | 5:25 AM | 6:52 PM | 13h 27m of daylight | Select date |
| Feb 6 | 5:26 AM | 6:52 PM | 13h 25m of daylight | Select date |
| Feb 7 | 5:27 AM | 6:51 PM | 13h 24m of daylight | Select date |
| Feb 8 | 5:28 AM | 6:50 PM | 13h 22m of daylight | Select date |
| Feb 9 | 5:29 AM | 6:49 PM | 13h 20m of daylight | Select date |
| Feb 10 | 5:30 AM | 6:49 PM | 13h 19m of daylight | Select date |
| Feb 11 | 5:30 AM | 6:48 PM | 13h 17m of daylight | Select date |
| Feb 12 | 5:31 AM | 6:47 PM | 13h 15m of daylight | Select date |
| Feb 13 | 5:32 AM | 6:46 PM | 13h 13m of daylight | Select date |
| Feb 14 | 5:33 AM | 6:45 PM | 13h 12m of daylight | Select date |
| Feb 15 | 5:34 AM | 6:44 PM | 13h 10m of daylight | Select date |
| Feb 16 | 5:35 AM | 6:43 PM | 13h 8m of daylight | Select date |
| Feb 17 | 5:36 AM | 6:43 PM | 13h 6m of daylight | Select date |
| Feb 18 | 5:36 AM | 6:42 PM | 13h 5m of daylight | Select date |
| Feb 19 | 5:37 AM | 6:41 PM | 13h 3m of daylight | Select date |
| Feb 20 | 5:38 AM | 6:40 PM | 13h 1m of daylight | Select date |
| Feb 21 | 5:39 AM | 6:39 PM | 12h 59m of daylight | Select date |
| Feb 22 | 5:40 AM | 6:38 PM | 12h 58m of daylight | Select date |
| Feb 23 | 5:40 AM | 6:37 PM | 12h 56m of daylight | Select date |
| Feb 24 | 5:41 AM | 6:36 PM | 12h 54m of daylight | Select date |
| Feb 25 | 5:42 AM | 6:34 PM | 12h 52m of daylight | Select date |
| Feb 26 | 5:43 AM | 6:33 PM | 12h 50m of daylight | Select date |
| Feb 27 | 5:43 AM | 6:32 PM | 12h 48m of daylight | Select date |
| Feb 28 | 5:44 AM | 6:31 PM | 12h 47m of daylight | Select date |
Frequently Asked Questions
What time is sunrise in Boulder?
Sunrise in Boulder on February 24, 2026 is at 5:41 AM (Australia/Perth). This time is calculated from the city's coordinates.
What time is sunset in Boulder?
Sunset in Boulder on February 24, 2026 is at 6:36 PM (Australia/Perth). This time is calculated from the city's coordinates.
When is golden hour in Boulder?
Morning golden hour in Boulder ends at 6:13 AM. Evening golden hour starts at 6:03 PM.
How long is the day in Boulder?
On February 24, 2026 in Boulder there are 12 hours and 54 minutes of daylight between sunrise and sunset.
What time is the sun at its highest point in Boulder?
The sun reaches its highest point (solar noon) in Boulder at 12:08 PM (Australia/Perth). This is when the sun crosses the meridian and shadows are at their shortest.
What time does it get dark in Boulder?
In Boulder, sunset is at 6:36 PM and it gets fully dark (astronomical dusk) at 7:59 PM (Australia/Perth). Civil twilight ends at 7:00 PM when outdoor activities need artificial light.
How long does twilight last in Boulder?
Twilight in Boulder lasts approximately 84 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 Boulder?
The earliest sunrise in Boulder in 2026 is at 4:44 AM on December 4 (Australia/Perth). This occurs around the summer solstice when days are longest.
What is the latest sunset of the year in Boulder?
The latest sunset in Boulder in 2026 is at 7:02 PM on January 4 (Australia/Perth). This occurs shortly after the summer solstice.
What time does it actually get dark after sunset in Boulder?
After sunset at 6:36 PM in Boulder, civil twilight ends at 7:00 PM — about 25 minutes later — when the sky becomes too dark for outdoor activities without artificial light. Full darkness (astronomical dusk) arrives at 7:59 PM (Australia/Perth).
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