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Vang Vieng Weather in December — Climate Guide

December in Vang Vieng is very-high

Avg High
27°C
Avg Low
15°C
Rainy Days
1
Sunshine
8.5h

Vang Vieng Weather in December — Quick Answer

As of 2026
Avg temp
27° / 15°
Rainfall
5mm · 1 days
Crowds
Busy

As of 2026, Vang Vieng in December averages a high of 27°C and low of 15°C with 5mm of rain over about 1 days. Year's coolest comfortable month — days 27°C / 81°F + nights 15°C / 59°F + 65% humidity. Short sleeve + shorts (day) + long sleeves + light jacket (night + pre-dawn balloon). Year's clearest visibility + sharpest karst-peak photography.

December is very-high for Vang Vieng.

December is the year's most-photogenic Vang Vieng month — clearest karst-peak visibility, cool 15-27°C temperature range, lowest humidity, hot-air balloon at peak operation. The dry-season peak with green landscape from October still partially leftover + air clarity at year's best.

The trade-off is pricing and crowds. Christmas-New Year tail (Dec 25-Jan 1) drives the year's highest hotel rates — Riverside Boutique Resort $200-380, Amari $180-330, boutique $100-200. Book 6-8 weeks ahead for Christmas-New Year visits.

Crowds: Busy Prices: Peak Sea temp: 23°C
10 /10

Travel score

Dry season peak — year's clearest visibility + sharpest karst-peak photography

December Weather at a Glance

December averages 81°F / 27°C highs and 59°F / 15°C lows with only 1 rainy day and 5mm of rain. Humidity 65%. UV 8, sunshine 8.5 hours. Year's most-photogenic month.

December Travel Advice

Book Christmas-New Year 6-8 weeks ahead. Hot-air balloon book 1-2 days ahead. Pha Ngern sunset arrives 17:00 — start climb 15:30 for summit positioning. December 31 - January 1 is the year's busiest 48 hours; off-peak December (Dec 5-20) is the value sweet spot with same weather.

December Pricing Trends

Year's highest pricing: boutique $100-200/night (mid-Dec) vs $150-280 (Dec 25-Jan 1). Riverside Boutique Resort + Amari Vang Vieng luxury $200-380. Hot-air balloon $80-120. Flights via Bangkok $350-750.

Vang Vieng December Weather Stats

Avg High

27°C

-10°
40°
Temperature range

Avg Low

15°C

Rainy Days

1

5mm total

Sunshine

8.5h

Daily avg

Humidity

65%

comfortable

UV Index

8

Very high

Wind

7 km/h

Gusts 16

Sea Temp

23°C

swimming Nam Song + Blue Lagoon

Crowds

Busy

At attractions

December Sunrise & Sunset

Sunrise
06:40
Day length
10h 45min
Sunset
17:25
00:0006:0012:0018:0024:00

Air Quality

50
AQI
Good
GoodModeratePoorVery poor

PM2.5

22 μg/m³

PM10

40 μg/m³

Status

good

Feels-Like Temperature & Wind

Feels like

Daytime

28°C

/

Nighttime

14°C

Humidity and wind affect how the actual temperature feels.

Wind

7 km/h

Max gust 16 km/h

Activities Recommended for December

Hot-air balloon sunrise (peak operation + clearest karst-peak panorama) Nam Song tubing (safest dry-season depth) Pha Ngern + Nam Xay viewpoint sunset (year's clearest) Blue Lagoon 1/2/3 swimming + cave + jumping Tham Chang Cave + Tham Nam Water Cave kayaking

December Travel Pros & Cons

Pros

  • Year's clearest visibility + sharpest karst-peak photography
  • Year's coolest comfortable temperature 15-27°C
  • Hot-air balloon at peak operation
  • Pha Ngern + Nam Xay viewpoint 360° clarity at peak
  • Blue Lagoon water clarity at peak

Cons

  • Christmas-New Year hotel surge — year's highest pricing
  • Crowds at year's peak
  • Pre-dawn balloon at 15°C — light jacket needed
  • Sells out 6-8 weeks ahead Christmas-NY

December Events & Festivals

  • Year's clearest visibility + sharpest karst-peak photography
  • Christmas-New Year tail (Dec 25-Jan 1) — year's highest hotel pricing
  • Hot-air balloon at peak operation
  • Lao National Day December 2 (modest celebrations)

Vang Vieng in December — Full Picture

December is the year's most-photogenic Vang Vieng month — clearest karst-peak visibility, cool 15-27°C temperature range, lowest humidity, hot-air balloon at peak operation. The dry-season peak with green landscape from October still partially leftover + air clarity at year's best.

The trade-off is pricing and crowds. Christmas-New Year tail (Dec 25-Jan 1) drives the year's highest hotel rates — Riverside Boutique Resort $200-380, Amari $180-330, boutique $100-200. Book 6-8 weeks ahead for Christmas-New Year visits.

December signatures: hot-air balloon at year's peak operation with sharpest karst-peak panorama, Pha Ngern + Nam Xay viewpoint 360° clarity at peak, Blue Lagoon water clarity at peak, Nam Song tubing at safest dry-season depth. The canonical Vang Vieng dry-season-peak experience.

What to Wear & What to Pack

Year's coolest comfortable month — days 27°C / 81°F + nights 15°C / 59°F + 65% humidity. Short sleeve + shorts (day) + long sleeves + light jacket (night + pre-dawn balloon). Year's clearest visibility + sharpest karst-peak photography.

Packing Checklist

Short sleeve / shorts (day)
Long sleeve + light jacket (night + pre-dawn balloon)
SPF 30-50 sunscreen
Sunglasses + hat
Closed-toe water shoes + dry bag
Sneakers + headlamp for Pha Ngern descent

Seasonal Weather Overview

Spring (Mar·Apr·May)

Avg High

33.3°C

Avg Low

21.3°C

Rainy days

7.7/mo

Moderate Shoulder

Summer (Jun·Jul·Aug)

Avg High

31°C

Avg Low

23.3°C

Rainy days

19.3/mo

Quiet Low season

Autumn (Sep·Oct·Nov)

Avg High

29.3°C

Avg Low

20.7°C

Rainy days

10/mo

Moderate Shoulder

Winter (Dec·Jan·Feb)

Current
Avg High

28.7°C

Avg Low

15.7°C

Rainy days

1/mo

Busy Peak

Vang Vieng Monthly Weather Comparison

Month High Low Rain Sun Humid UV Crowd Price
January (Best)
28° 15° 1d·7mm 8.5h 65% 8 Busy Peak
February (Best)
31° 17° 1d·15mm 9h 60% 9 Busy Peak
33° 19° 3d·35mm 8.5h 60% 11 Moderate Shoulder
34° 22° 7d·90mm 8h 65% 11 Busy Peak
33° 23° 13d·200mm 7h 78% 11 Moderate Low season
32° 24° 17d·270mm 6h 82% 10 Quiet Low season
31° 23° 20d·290mm 5h 84% 10 Quiet Low season
30° 23° 21d·310mm 5h 85% 10 Quiet Low season
30° 23° 17d·230mm 6h 83% 10 Quiet Low season
30° 21° 10d·110mm 7.5h 78% 9 Moderate Shoulder
November (Best)
28° 18° 3d·30mm 8h 70% 8 Busy Peak
December (Best)
27° 15° 1d·5mm 8.5h 65% 8 Busy Peak

View Other Months

Vang Vieng December Hotel Picks

Frequently Asked Questions

Is December a good time to visit Vang Vieng?

Vang Vieng in December is very-high. Tourist crowds are busy and flight/hotel prices are peak.

What's the average temperature in Vang Vieng in December?

Vang Vieng December averages a high of 27°C and a low of 15°C.

Does it rain much in Vang Vieng in December?

Vang Vieng December averages 5mm of rainfall over about 1 rainy days.

What should I wear in Vang Vieng in December?

Year's coolest comfortable month — days 27°C / 81°F + nights 15°C / 59°F + 65% humidity. Short sleeve + shorts (day) + long sleeves + light jacket (night + pre-dawn balloon). Year's clearest visibility + sharpest karst-peak photography.

What time are sunrise and sunset in Vang Vieng in December?

Vang Vieng December sunrise is 06:40 and sunset is 17:25, with 10h 45min of daylight.

What's the air quality like in Vang Vieng in December?

Vang Vieng December air quality (AQI) averages 50, rated Good. PM2.5 averages 22μg/m³.

What activities are recommended in Vang Vieng in December?

In December, Vang Vieng is great for Hot-air balloon sunrise (peak operation + clearest karst-peak panorama), Nam Song tubing (safest dry-season depth), Pha Ngern + Nam Xay viewpoint sunset (year's clearest).

Is December peak season in Vang Vieng?

Vang Vieng December crowds are busy and prices are peak. Advance reservations are strongly recommended.

Best Months to Visit Vang Vieng

View Other Months

Planning a December trip to Vang Vieng?

You've checked the weather — next come the budget and the route.

Why you can trust weather guide

Jimmy Kong TripPick founder · Travel content creator

Based in Chiang Mai for 8+ years, with 30+ countries visited across Southeast Asia, Japan, and Europe. Every detail in this guide is primary-source verified as of April 2026, with prices auto-refreshed via live exchange rate APIs. This isn't AI-generated boilerplate — it's written from the perspective of someone who has actually been there.

8+ years analyzing travel data 30+ countries visited Live exchange rate verified
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