Lhasa vs Siem Reap

Lhasa

Lhasa is classified as a high-altitude semi-arid plateau climate — thin, dry air year-round with over 3,000 hours of sunshine annually (one of the sunniest cities in China). Daytime is warm in summer and cold but sunny in winter; nights are always cold because of the altitude. The monsoon brushes the plateau in July and August, bringing short afternoon showers but rarely all-day rain, making Tibet considerably drier than the Himalayan regions to the south. Wind and UV are intense year-round at this elevation.

Siem Reap

Siem Reap has a tropical monsoon climate nearly identical to Phnom Penh. It is hot year-round with a distinct wet season from May to October. The temples can be brutally hot midday — plan early morning and late afternoon visits.

Lhasa

Lhasa is small and manageable — the old town around the Jokhang and Barkhor is entirely walkable, and most tour itineraries use a private vehicle with your assigned driver and guide for the outlying monasteries (Sera, Drepung, Norbulingka, Potala). Independent public transport is possible within Lhasa city itself for short distances, but no foreign tourist should be taking long-distance buses or taxis alone — your Tibet Travel Permit requires you to be with your guide for essentially all sightseeing.

Walkability: The old Tibetan quarter around the Jokhang is wonderfully walkable — narrow whitewashed lanes, prayer-wheel corridors, and a flat grid you can cover in a morning. The Potala, Norbulingka, Sera, and Drepung are all too far to walk and sit at awkward angles from the centre; your tour vehicle or a taxi is required. Altitude makes walking feel slower than it looks on a map for the first 48 hours.

Siem Reap

Siem Reap town is compact and walkable, but the temples require wheels. Most visitors hire a tuk-tuk or car with driver for full-day temple tours. Bicycles are popular for the Small Circuit temples. The town has no public transit system.

Walkability: The town center around Pub Street, the Old Market, and the river area is easily walkable. Most hotels and guesthouses in the tourist zone are within a 15-minute walk of the center. The temples, however, are 6+ km away and require transport.