December · Laos
Best time to visit Vientiane in December Weather, crowds & prices
Weather in Vientiane in December
Average temperature 23°C, 0 mm of rain, about 30 days with 6+ hours of sunshine and 65% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
December score
9.6/10
Ranked #2 of 12 months
- Avg temp
- 23°C
- Rainfall
- 0 mm
- Humidity
- 65%
- Days with 6h+ sun
- 30
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
December in Vientiane scores 9.6/10 for sightseeing and cultural travel - one of the top 12-month picks (#2). Expect around 23°C, 0 mm of rain, and roughly 30 days with 6+ hours of sunshine this month.
Vientiane's golden stupa, riverfront and quiet lanes make it Southeast Asia's calmest capital.
December in Vientiane — one of the year's strongest windows (2nd)
At 23°C (73°F) this is comfortable city weather in December, with sightseeing easiest before lunch and after the afternoon peak.
At just 0 mm for the month, rain will not shape your plans; you get about 30 days with 6+ hours of sunshine and 11.1 hours of daylight.
On our climate-comfort scale this is one of the strongest months of the year for Vientiane at 9.6/10 (2nd of 12), just behind January at 9.6/10.
Pack light clothing, a hat and real sun protection.
Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Vientiane in December?
- In December, Vientiane averages 23°C, 0 mm of rain, and about 30 days with 6+ hours of sunshine. Its climate-comfort score is 9.6/10.
- Is December a good time to visit Vientiane?
- December earns a 9.6/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Vientiane in December?
- Expect about 0 mm of rain in December. Average humidity is 65% and there are about 30 days with 6+ hours of sunshine.
Curated in Vientiane
Tickets & experiences
Things to do in Vientiane
Vientiane, Laos. Live activities and tours from GetYourGuide, matched to this destination.