December 2026 Sunrise & Sunset Today in Castle Rock, United States 🇺🇸
Sun Phase: Astronomical Twilight
Sunrise Today: 06:39 ↑ 84.6° E
Sunset Today: 19:10 ↑ 275.1° W
Day Length: 12h 31m
Sun Direction: ENE
Sun Altitude: -16.83°
Sun Distance: 150.528 million km
Next Equinox: Tuesday, September 22, 2026 (September Equinox)
When Is Sunrise & Sunset in Castle Rock?
December 2026 Sunrise & Sunset Times in Castle Rock
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| Day | Sunrise/Sunset | Daylight | Astronomical Twilight | Nautical Twilight | Civil Twilight | Solar Noon | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sunrise | Sunset | Length | Diff. | Start | End | Start | End | Start | End | Time | Sun Dist. (Mil km) | |
| 1 |
07:00
↑
118° ESE
|
16:36
↑
242° WSW
|
9h 35m | -1m 13s | 05:25 | 18:11 | 05:57 | 17:39 | 06:30 | 17:06 | 11:48 | 147.52 |
| 2 |
07:01
↑
118° ESE
|
16:35
↑
242° WSW
|
9h 34m | -1m 10s | 05:25 | 18:11 | 05:58 | 17:39 | 06:31 | 17:06 | 11:48 | 147.50 |
| 3 |
07:02
↑
118° ESE
|
16:35
↑
242° WSW
|
9h 33m | -1m 07s | 05:26 | 18:11 | 05:59 | 17:39 | 06:32 | 17:06 | 11:49 | 147.48 |
| 4 |
07:03
↑
119° ESE
|
16:35
↑
241° WSW
|
9h 32m | -1m 04s | 05:27 | 18:11 | 05:59 | 17:39 | 06:33 | 17:06 | 11:49 | 147.46 |
| 5 |
07:04
↑
119° ESE
|
16:35
↑
241° WSW
|
9h 31m | -1m 00s | 05:28 | 18:11 | 06:00 | 17:39 | 06:34 | 17:06 | 11:49 | 147.43 |
| 6 |
07:05
↑
119° ESE
|
16:35
↑
241° WSW
|
9h 30m | -0m 57s | 05:29 | 18:11 | 06:01 | 17:39 | 06:34 | 17:06 | 11:50 | 147.41 |
| 7 |
07:06
↑
119° ESE
|
16:35
↑
241° WSW
|
9h 29m | -0m 54s | 05:29 | 18:11 | 06:02 | 17:39 | 06:35 | 17:06 | 11:50 | 147.39 |
| 8 |
07:07
↑
119° ESE
|
16:35
↑
241° WSW
|
9h 28m | -0m 50s | 05:30 | 18:12 | 06:03 | 17:39 | 06:36 | 17:06 | 11:51 | 147.37 |
| 9 |
07:08
↑
119° ESE
|
16:35
↑
240° WSW
|
9h 27m | -0m 47s | 05:31 | 18:12 | 06:04 | 17:39 | 06:37 | 17:06 | 11:51 | 147.35 |
| 10 |
07:08
↑
120° ESE
|
16:35
↑
240° WSW
|
9h 26m | -0m 43s | 05:32 | 18:12 | 06:04 | 17:39 | 06:38 | 17:06 | 11:52 | 147.34 |
| 11 |
07:09
↑
120° ESE
|
16:35
↑
240° WSW
|
9h 26m | -0m 39s | 05:32 | 18:12 | 06:05 | 17:40 | 06:38 | 17:06 | 11:52 | 147.32 |
| 12 |
07:10
↑
120° ESE
|
16:36
↑
240° WSW
|
9h 25m | -0m 36s | 05:33 | 18:12 | 06:06 | 17:40 | 06:39 | 17:06 | 11:52 | 147.30 |
| 13 |
07:11
↑
120° ESE
|
16:36
↑
240° WSW
|
9h 25m | -0m 32s | 05:34 | 18:13 | 06:06 | 17:40 | 06:40 | 17:06 | 11:53 | 147.28 |
| 14 |
07:11
↑
120° ESE
|
16:36
↑
240° WSW
|
9h 24m | -0m 28s | 05:35 | 18:13 | 06:07 | 17:40 | 06:41 | 17:07 | 11:53 | 147.27 |
| 15 |
07:12
↑
120° ESE
|
16:36
↑
240° WSW
|
9h 24m | -0m 25s | 05:35 | 18:13 | 06:08 | 17:41 | 06:41 | 17:07 | 11:54 | 147.25 |
| 16 |
07:13
↑
120° ESE
|
16:37
↑
240° WSW
|
9h 23m | -0m 21s | 05:36 | 18:14 | 06:08 | 17:41 | 06:42 | 17:07 | 11:54 | 147.23 |
| 17 |
07:13
↑
120° ESE
|
16:37
↑
240° WSW
|
9h 23m | -0m 17s | 05:36 | 18:14 | 06:09 | 17:41 | 06:43 | 17:08 | 11:55 | 147.22 |
| 18 |
07:14
↑
120° ESE
|
16:37
↑
240° WSW
|
9h 23m | -0m 13s | 05:37 | 18:14 | 06:10 | 17:42 | 06:43 | 17:08 | 11:55 | 147.21 |
| 19 |
07:15
↑
120° ESE
|
16:38
↑
240° WSW
|
9h 23m | -0m 09s | 05:38 | 18:15 | 06:10 | 17:42 | 06:44 | 17:09 | 11:56 | 147.19 |
| 20 |
07:15
↑
120° ESE
|
16:38
↑
240° WSW
|
9h 23m | -0m 06s | 05:38 | 18:15 | 06:11 | 17:43 | 06:44 | 17:09 | 11:56 | 147.18 |
| 21 |
07:16
↑
120° ESE
|
16:39
↑
240° WSW
|
9h 22m | -0m 02s | 05:39 | 18:16 | 06:11 | 17:43 | 06:45 | 17:09 | 11:57 | 147.17 |
| 22 |
07:16
↑
120° ESE
|
16:39
↑
240° WSW
|
9h 23m | +0m 01s | 05:39 | 18:16 | 06:12 | 17:44 | 06:45 | 17:10 | 11:57 | 147.16 |
| 23 |
07:17
↑
120° ESE
|
16:40
↑
240° WSW
|
9h 23m | +0m 05s | 05:40 | 18:17 | 06:12 | 17:44 | 06:46 | 17:11 | 11:58 | 147.15 |
| 24 |
07:17
↑
120° ESE
|
16:40
↑
240° WSW
|
9h 23m | +0m 09s | 05:40 | 18:17 | 06:13 | 17:45 | 06:46 | 17:11 | 11:58 | 147.14 |
| 25 |
07:17
↑
120° ESE
|
16:41
↑
240° WSW
|
9h 23m | +0m 13s | 05:40 | 18:18 | 06:13 | 17:45 | 06:47 | 17:12 | 11:59 | 147.13 |
| 26 |
07:18
↑
120° ESE
|
16:42
↑
240° WSW
|
9h 23m | +0m 17s | 05:41 | 18:19 | 06:13 | 17:46 | 06:47 | 17:12 | 11:59 | 147.13 |
| 27 |
07:18
↑
120° ESE
|
16:42
↑
240° WSW
|
9h 24m | +0m 20s | 05:41 | 18:19 | 06:14 | 17:47 | 06:47 | 17:13 | 12:00 | 147.12 |
| 28 |
07:18
↑
120° ESE
|
16:43
↑
240° WSW
|
9h 24m | +0m 24s | 05:41 | 18:20 | 06:14 | 17:47 | 06:48 | 17:14 | 12:00 | 147.12 |
| 29 |
07:19
↑
120° ESE
|
16:44
↑
240° WSW
|
9h 24m | +0m 28s | 05:42 | 18:20 | 06:14 | 17:48 | 06:48 | 17:14 | 12:01 | 147.11 |
| 30 |
07:19
↑
120° ESE
|
16:44
↑
240° WSW
|
9h 25m | +0m 32s | 05:42 | 18:21 | 06:15 | 17:49 | 06:48 | 17:15 | 12:01 | 147.11 |
| 31 |
07:19
↑
120° ESE
|
16:45
↑
240° WSW
|
9h 26m | +0m 35s | 05:42 | 18:22 | 06:15 | 17:49 | 06:48 | 17:16 | 12:02 | 147.11 |
|
All times are in local time for Castle Rock. Time is adjusted for Daylight Saving Time (DST) when applicable. Calculations account for atmospheric refraction and are based on the Gregorian calendar. Today's date is in the table. |
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In Castle Rock, the earliest sunrise of December is on December 01 and the latest sunset of December is on December 31.
2026 Sun Graph for Castle Rock
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Sun's Path on Selected Date in Castle Rock
Today's Sunrise & Sunset times in other cities in United States:
Browse Sunrise Times in United States by cities in alphabetical order:
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Is the Day Getting Longer or Shorter in Castle Rock?
Days in Castle Rock are currently getting shorter by about 2m 32s each day, roughly 18 minutes less daylight per week.
Golden Hour & Blue Hour in Castle Rock Today
| Morning | Evening | |
|---|---|---|
| Blue hour | 06:11-06:22 | 19:27-19:38 |
| Golden hour | 06:22-07:13 | 18:36-19:27 |
Castle Rock's Longest and Shortest Days
| Event | Date | Daylight |
|---|---|---|
| Longest day | June 22, 2026 | -10h 56m |
| Shortest day | December 21, 2026 | 9h 22m |
| Earliest sunrise | June 8, 2026 | 05:32 |
| Latest sunset | June 26, 2026 | 20:30 |
Qibla Direction & Distance to Mecca From Castle Rock
The same solar geometry that fixes sunrise and sunset in Castle Rock also fixes the Qibla: face 35deg (NE) and the Kaaba in Mecca lies about 12,323 km ahead. Check the Qibla direction from Castle Rock on a live compass.
Understanding Twilight & the Golden Hour
After the sun drops below the horizon, the sky does not turn dark all at once. Civil twilight is the brightest stage, when there is still enough natural light for most outdoor activities. Nautical twilight follows, when the sea horizon becomes hard to make out. Astronomical twilight is the darkest stage, after which the sky is fully dark and the faintest stars appear. The same three stages occur in reverse before sunrise, as dawn.
Photographers in Castle Rock get the golden hour at 06:22-07:13 in the morning and 18:36-19:27 in the evening today; the bluish blue hour falls near 06:11-06:22 and 19:27-19:38. Both windows move across the seasons.
Frequently Asked Questions about Sun in Castle Rock
What time is sunrise in Castle Rock today?
Sunrise in Castle Rock today is at 06:39 local time.
What time is sunset in Castle Rock today?
The sun sets over Castle Rock today at 19:10 local time.
What time is solar noon in Castle Rock today?
Solar noon in Castle Rock — when the sun is at its highest point in the sky — is at 12:55 local time today.
When does civil twilight begin and end in Castle Rock?
In Castle Rock today: civil twilight begins at 06:11 (before sunrise) and ends at 19:38 (after sunset). Civil twilight is the brightest of the three twilight phases.
When does nautical twilight occur in Castle Rock?
Nautical twilight in Castle Rock today runs from 05:40 in the morning to 20:09 in the evening — the period when the horizon is still visible to sailors but stars are out.
When is the sky fully dark in Castle Rock for stargazing?
Astronomical twilight in Castle Rock ends at 20:42 in the evening and resumes at 05:07 in the morning — between those times the sky is fully dark, ideal for observing faint stars and deep-sky objects.
Where on the horizon does the sun rise and set in Castle Rock?
Today in Castle Rock, the sun rises at an azimuth of 85° and sets at 275° (measured clockwise from due north). The exact angle shifts slightly each day with the seasons.
