sun .5deg.comHouston, United States (Texas, Harris County) Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2021-07-20.
All times are shown in Houston local time (GMT-05:00
).
Night, Twilight, and Daylight Times in Houston for this day: 2021-07-20
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 05:02:07 | 5h 2m 7s | |
| Astronomical Twilight | 05:02:07 | 05:35:50 | 33m 43s | |
| Nautical Twilight | 05:35:50 | 06:07:46 | 31m 56s | |
| Civil Twilight | 06:07:46 | 06:34:12 | 26m 26s | |
| Daylight | 06:34:12 | 20:21:32 | 13h 47m 20s | |
| Civil Twilight | 20:21:32 | 20:47:58 | 26m 26s | |
| Nautical Twilight | 20:47:58 | 21:19:54 | 31m 56s | |
| Astronomical Twilight | 21:19:54 | 21:53:37 | 33m 43s | |
| Night | 21:53:37 | 23:59:59 | 2h 6m 22s |
Sunrise, Sunset and Solar noon here: Houston, US, for day: 2021-07-20.
| Sunrise | Solar noon | Sunset | |
| Time | 06:34:12 | 13:27:52 | 20:21:32 |
| Azimuth | 65.5° | 180° | 294.3° |
| Day Length |  |
13h 47m 20s |  |
Distance Earth-Sun (Center-to-center
12:00):
152 005 317 km94 451 725 mi
0°= North, 180°=South
Solar noon
Table view of above data:
(Azimuth: 0°=North, 90°=West, 180°=South, 270°=East)
| Time | Altitude | Azimuth |
| 000 | -35.3° | 334.5° |
| 100 | -39.1° | 351.5° |
| 200 | -39° | 9.6° |
| 300 | -34.9° | 26.4° |
| 400 | -27.7° | 40.5° |
| 500 | -18.3° | 51.9° |
| 600 | -7.5° | 61° |
| 700 | 4.3° | 68.6° |
| 800 | 16.7° | 75.4° |
| 900 | 29.4° | 81.8° |
| 1000 | 42.4° | 88.4° |
| 1100 | 55.4° | 96.6° |
| 1200 | 68.1° | 109.6° |
| 1300 | 78.8° | 143.5° |
| 1400 | 78.4° | 219.8° |
| 1500 | 67.4° | 251.4° |
| 1600 | 54.6° | 263.9° |
| 1700 | 41.6° | 271.9° |
| 1800 | 28.7° | 278.5° |
| 1900 | 15.9° | 284.9° |
| 2000 | 3.6° | 291.7° |
| 2100 | -8.2° | 299.4° |
| 2200 | -19° | 308.6° |
| 2300 | -28.3° | 320.1° |
| 2400 | -35.4° | 334.4° |