sun .5deg.comHouston, United States (Texas, Harris County) Sunrise, Sunset, Sun position (Altitude, Azimuth), Twilight and Daylight For day: 2026-05-21.
All times are shown in Houston local time (GMT-05:00
).
Night, Twilight, and Daylight Times in Houston for this day: 2026-05-21
 |
Zone Type | Start | End | Length |
| Night | 00:00:00 | 04:53:09 | 4h 53m 9s | |
| Astronomical Twilight | 04:53:09 | 05:26:45 | 33m 36s | |
| Nautical Twilight | 05:26:45 | 05:58:36 | 31m 51s | |
| Civil Twilight | 05:58:36 | 06:24:58 | 26m 22s | |
| Daylight | 06:24:58 | 20:11:11 | 13h 46m 13s | |
| Civil Twilight | 20:11:11 | 20:37:34 | 26m 23s | |
| Nautical Twilight | 20:37:34 | 21:09:24 | 31m 50s | |
| Astronomical Twilight | 21:09:24 | 21:43:01 | 33m 37s | |
| Night | 21:43:01 | 23:59:59 | 2h 16m 58s |
Sunrise, Sunset and Solar noon here: Houston, US, for day: 2026-05-21.
| Sunrise | Solar noon | Sunset | |
| Time | 06:24:58 | 13:18:05 | 20:11:11 |
| Azimuth | 66° | 180° | 294° |
| Day Length |  |
13h 46m 13s |  |
Distance Earth-Sun (Center-to-center
12:00):
151 429 712 km94 094 061 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 | -36.7° | 336.9° |
| 100 | -39.9° | 354.4° |
| 200 | -39.1° | 12.6° |
| 300 | -34.4° | 29.3° |
| 400 | -26.7° | 43° |
| 500 | -17° | 53.9° |
| 600 | -5.9° | 62.8° |
| 700 | 6.1° | 70.2° |
| 800 | 18.6° | 76.9° |
| 900 | 31.4° | 83.3° |
| 1000 | 44.4° | 90.2° |
| 1100 | 57.4° | 99° |
| 1200 | 69.9° | 113.9° |
| 1300 | 79.6° | 155.5° |
| 1400 | 76.6° | 227° |
| 1500 | 65.1° | 253.3° |
| 1600 | 52.4° | 264.9° |
| 1700 | 39.4° | 272.7° |
| 1800 | 26.4° | 279.3° |
| 1900 | 13.7° | 285.7° |
| 2000 | 1.4° | 292.6° |
| 2100 | -10.2° | 300.6° |
| 2200 | -20.8° | 310.2° |
| 2300 | -29.9° | 322.1° |
| 2400 | -36.5° | 337° |