Chiang Rai, Thailand
Chiang Rai is on Indochina Time, UTC+7, every day of the year. Its border towns, mountain districts, and provincial capital all use one clock.
Chiang Rai, Thailand
Sunday, 1 November 2026
UTC+7 · Asia/Bangkok
Time and sun data for Chiang Rai — the largest city of Chiang Rai
The sun in Chiang Rai
Sunrise 6:23 AM Solar noon 12:05 PM Sunset 5:48 PM Daylight 11 h 25 min Night 12 h 35 min Civil twilight 6:00 AM – 6:11 PM
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- Ban Wiang Pang Kham
- Ban Wiang Phan
- Ban Wiang Sa
- Ban Wiang Sak
- Ban Wiang Tai
- Ban Wiang Thong
- Ban Wiang Thong
- Ban Wiang Wai
- Ban Wiang Wai
- Ban Wiang Wai
- Ban Ya Do
- Ban Ya Fu
- Ban Ya Fu
- Ban Ya Lo
- Ban Ya Lo
- Ban Ya Nam
- Ban Ya Pa
- Ban Ya Pha
- Ban Yai Nuea
- Ban Yai Tai
- Ban Yang
- Ban Yang
- Ban Yang
- Ban Yang
- Ban Yang
- Ban Yang
- Ban Yang Daeng
- Ban Yang Doi Pa Kia Thon
- Ban Yang Hom
- Ban Yang Hom Mai
- Ban Yang Klang
- Ban Yang Mae Fai Tan
- Ban Yang Mai
- Ban Yang Phak La
- Ban Yang Thamnu
- Ban Yao
- Ban Yao Doi Luang (1)
- Ban Yao Hua Thung
- Ban Yao Mae Tam
- Ban Yao Nikhom
- Ban Yao Thamma Charik
- Ban Yi De Mai
- Ban Yian Chong Toe
- Ban Yok Charoen
- Ban Yu Suk
- Changwat Chiang Rai
- Chiang Khong
- Chiang Rai
- Chiang Saen
- Doi Luang
- Khun Tan
- Mae Chan
- Mae Fa Luang
- Mae Lao
- Mae O
- Mae Sai
- Mae Suai
- Muban Sahamit
- Pa Daet
- Pang Yoi Hin
- Phan
- Phaya Mengrai
- Rimkok
- Rop Wiang
- Thoeng
- Wiang Chai
- Wiang Chiang Rung
- Wiang Kaen
- Wiang Pa Pao
Current time in Chiang Rai, Thailand
Thailand’s northernmost province does not have a special border time or regional adjustment. Chiang Rai city, Mae Sai, Chiang Saen, and communities near neighbouring countries follow Thailand’s national ICT standard.
The UTC offset never changes seasonally. Cross-border travellers should still confirm the official time used at their destination, because a nearby country can follow a different national rule even when places are geographically close.
A border may change the signs, language, and paperwork; it is unwise to assume it leaves the clock unchanged.
Key cities and border centres
Chiang Rai city is the provincial capital and the primary centre for administration, transport, education, and services. Other notable towns have distinct roles in border commerce, tourism, river travel, and support for agricultural districts.
Chiang Rai is the province’s main city and usual time-reference location. Mae Sai is a busy northern border town. Chiang Khong stands on the Mekong River opposite Laos. Chiang Saen is a historic town near the Mekong and Golden Triangle area.
Phan is an important district centre south of Chiang Rai city. A list ordered by size can differ depending on whether it counts a municipality alone or its surrounding district. These are the leading practical urban references rather than an asserted permanent ranking. Within Thailand, each observes UTC+7.
Sunrise in Thailand’s far north
Sunrise in Chiang Rai varies by date and location. Northern mountains and valleys make the difference between calculated sunrise and visible sunlight particularly relevant. The sun may have crossed the ideal horizon while a nearby ridge still shades the observer.
Longitude also matters. A result calculated for Chiang Rai city can differ slightly from the time for Mae Sai or Chiang Khong. That difference is astronomical; the official clocks in those towns continue to agree.
Select the destination rather than a generic national location. Verify that the calculation uses the intended local date. Keep the time-zone setting at UTC+7. Review the local terrain before planning a sunrise viewpoint.
Weather should be checked independently. Cloud may hide the event, but it does not change the published astronomical moment for the selected coordinates.
Questions and answers
- Is Mae Sai on the same time as Chiang Rai city?
- Yes. Both places use Thailand’s Indochina Time.
- Are clocks changed during the cool season?
- No. Seasonal weather changes do not affect the UTC+7 setting.
- Should a cross-border traveller assume the same local time?
- No. Confirm the destination country’s current time zone rather than inferring it from geographic proximity.