Vientiane in December: Weather, Crowds & What to Do

Featured image: Christophe95, CC BY-SA 4.0, via Wikimedia Commons.

Is December a Good Time to Visit Vientiane?

December suits travelers who want to walk between temples, sit by the Mekong and plan ahead. Dry skies and mild afternoons make long days outside easy. Demand for flights and hotels runs highest from November through March, so December rooms go earlier than rooms in the wet months. Christmas and New Year are likely the tightest weeks. That is an inference rather than a published rule, so early booking is the safe move. If low crowds or lower prices matter more than weather, compare the rainy season in Vientiane. For the full-year view, read our Best Time to Visit Vientiane: Month-by-Month Guide guide.

Vientiane Weather in December

December daytime highs average about 29°C, with a mean near 24°C and overnight lows around 18°C. Mornings can feel close to 20°C and afternoons close to 30°C. Treat these as approximate ranges, not promises. December sits inside the dry season, which runs from November to April, so rain is unlikely. Pack breathable cotton, sunscreen, a hat and comfortable walking shoes. Add a light layer for evenings by the river. Day-by-day forecasts come from the Laos Department of Meteorology and Hydrology. Month-by-month detail sits in our Vientiane weather guide.

Best Things to Do in Vientiane in December

Cool mornings and clear evenings shape the day. Spend the early hours at temples and monuments, then move indoors at midday. Save the Mekong for late afternoon. That Luang Festival is tied to the November full moon, so it has usually ended before December begins. Read the That Luang Festival guide if you are weighing a date shift. We don't list a headline December event, so build the trip around the weather and the river.

• Morning: Pha That Luang and Patuxai, while temperatures sit near 20°C.
• Morning or midday: Wat Si Saket, a short stop that fits between the bigger sights.
• Midday: Talat Sao for shopping, or COPE Visitor Centre for a free, air-shaded museum break.
• Late afternoon: walk Quai Fa Ngum along the Mekong and stay for sunset.
• Evening: browse the Night Market near the riverfront, then eat nearby.
• Half day: Buddha Park, which lies outside the city and needs a tuk-tuk or taxi.

How to Plan Your Time in Vientiane

Vientiane is slow-paced, so two or three relaxed days beat a packed one. One day covers the headline sights. Two days add markets and a museum. Three days add Buddha Park and a free evening on the riverfront. Cooler weather lets you walk more, but heat still builds after midday.

Costs, Tickets and Opening Hours

Prices and hours checked November 2026. COPE Visitor Centre has free entry and opens daily from 8:30 AM. Its site lists closing at both 4:00 PM and 5:00 PM, so arrive before 4:00 PM. You will find it in the Centre for Medical Rehabilitation grounds on Khouvieng Road, across from the Green Park Hotel. Its Cave Cinema screens short documentaries, and staff can give screening times. Talat Sao opens daily from 7:00 AM to 5:00 PM, and most shops are busiest between 9:00 AM and 3:00 PM. Bargaining is common in the traditional market sections, and smaller vendors may not take cards. Temple and attraction details are listed on the official Laos tourism site. Hotels cost more in December than in the wet months, so book early to hold a lower rate.

Where to Stay and How to Get Around

Stay central or near the riverfront so Quai Fa Ngum and the Night Market are walkable. December is high season, so book before flights. Tuk-tuks cover the longer hops to Pha That Luang and Patuxai. Agree the fare before you board. Taxis suit Buddha Park and airport runs. Wattay Airport (VTE) lies about 4 km west of the city, so transfers are short. Ask your hotel whether it arranges pickups. Evenings are cooler, which makes walking along the Mekong pleasant after dark.

Getting There and Entry Basics

Most visitors fly into Wattay Airport. Others cross from Thailand via Nong Khai and the Friendship Bridge, often with a bus from Udon Thani. Bus schedules change often, so confirm times locally. Carry a passport valid for at least six months beyond your travel dates. Check current visa rules with the Lao embassy or the e-visa service before you book. Visa-on-arrival queues are slower at busy land crossings.

Common Mistakes to Avoid in December

Most December problems come from timing and cash. Avoid these:

• Booking late, when central rooms are scarcest.
• Assuming a weather-free trip; evenings still need a light layer.
• Packing only shorts and tees for cooler nights near 18°C.
• Carrying only cards; Talat Sao vendors and market stalls often want cash.
• Overpacking days; Vientiane rewards slow, 2-3 stop schedules.
• Planning around That Luang Festival, which falls in November.