July 21, 2026 · Chiang Rai, Thailand
Chiang Rai has 13h 10m of daylight today. Sunrise is at 05:53 and sunset is at 19:03. All times are calculated astronomically for Chiang Rai's exact coordinates.
Chiang Rai lies at 20°N. Near the tropics, day length stays close to 12 hours year-round, with only minor variation between seasons.
Day length changes fastest near the spring and autumn equinoxes and slowest near the longest day and shortest day of the year. See the year chart to visualise how daylight hours shift month by month for Chiang Rai, or see daylight hours for every day of the year.
The longest day in Chiang Rai is around 13h 20m (around June 21). The shortest is around 10h 56m (around December 21). Days are currently getting shorter — losing about 1 minute per day.
| Month | Day length | Sunrise | Sunset |
|---|---|---|---|
| January | 11h 3m | 06:59 | 18:02 |
| February | 11h 29m | 06:51 | 18:20 |
| March | 12h 0m | 06:30 | 18:31 |
| April | 12h 35m | 06:04 | 18:39 |
| May | 13h 4m | 05:46 | 18:50 |
| June | 13h 20m | 05:42 | 19:02 |
| July | 13h 14m | 05:50 | 19:04 |
| August | 12h 49m | 06:01 | 18:51 |
| September | 12h 16m | 06:09 | 18:25 |
| October | 11h 43m | 06:16 | 17:59 |
| November | 11h 12m | 06:30 | 17:42 |
| December | 10h 56m | 06:48 | 17:45 |