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Sơn La Province, Vietnam

Sơn La Province keeps Indochina Time, seven hours ahead of UTC. It shares one official clock with all of Vietnam and makes no seasonal change for daylight saving time.

Phổng Lăng, Vietnam

Friday, 4 September 2026

UTC+7 · Asia/Ho_Chi_Minh

Time and sun data for Phổng Lăng — the largest city of Sơn La Province

The sun in Phổng Lăng

Sunrise 05:51 Solar noon 12:06 Sunset 18:21 Daylight 12 h 30 min Night 11 h 30 min Civil twilight 05:28 – 18:44

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Current time in Sơn La Province, Vietnam

Current local time anywhere in Sơn La Province follows UTC+7. Converting from UTC requires adding seven hours; converting from another country requires using that location’s current offset, which may change seasonally even though Sơn La’s does not.

For software and online calendars, Asia/Ho_Chi_Minh is the standard regional identifier generally used for Vietnam. Choosing it helps a calendar interpret Vietnamese time consistently. Sơn La has many valleys and one clock; geography complicates the view, not the appointment.

A province-wide view of its urban places

Sơn La city is the capital and leading administrative center. Moc Chau is widely recognized as a plateau destination and an important center in the southeast. Other district centers include Song Ma, Phu Yen, Mai Son, and Quynh Nhai.

A clock reading does not change between these locations. Travel planning still requires care because the province covers rugged country and a route may take longer than its straight-line distance suggests. Time-zone conversion and journey duration are separate questions.

Use Sơn La city for a general provincial time reference. Use Moc Chau for plans on the southeastern plateau. Select Phu Yen when checking the eastern part of the province. Choose the actual district center for weather and daylight details.

Reading a sunrise time correctly

Sunrise tables depend on latitude, longitude, and date. A result for Sơn La city is not an exact result for every part of the province. The astronomical moment also assumes a horizon that may bear little resemblance to a mountain valley.

Before sunrise, twilight can provide growing ambient light. Direct sunlight may arrive later where an eastern slope blocks the solar disc. Conversely, a viewpoint with a broad horizon may closely match the calculated value. Cloud and mist can further change what an observer experiences without changing the underlying astronomical event.

If timing matters for photography, transport, or outdoor work, use exact coordinates and inspect the terrain. Check a current weather forecast separately. Sunrise is predictable from location and date; visibility is a local weather question.

Questions and answers

What is Sơn La Province’s UTC offset?
The province uses UTC+7.
Is there more than one time zone in the province?
No. Every district and municipality follows the same Vietnamese civil time.
Can I use Sơn La city’s sunrise for Moc Chau?
It may be a rough guide, but a location-specific calculation is better because position and terrain differ.
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