Vang Vieng weather in May
In May, Vang Vieng sees average daytime highs of 29°C and overnight lows near 22°C, with 250 mm of rain across 26.7 wet days and about 12.9 hours of daylight. It is the 3rd-warmest and 5th-wettest month of the year here.
Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 9% of the time in May, and the air most often feels oppressive.
Daylight stretches from about 12 h 42 min at the start of May to 13 hours by month's end. Set against the rest of the year, May is Vang Vieng's 8th-clearest and 7th-windiest month. For the whole year in context, see Vang Vieng's year-round climate.
- Daytime high
- 29°
- 3rd warmest
- Overnight low
- 22°
- 9th coldest
- Rainfall
- 250 mm
- 26.7 wet days
- Daylight
- 12 h 54 min
- 5:40 AM – 6:33 PM
- Cloud cover
- 79%
- 8th clearest
- Wind
- 3 km/h
- 7th windiest
- Solar energy
- 4.65 kWh/m²
- Travel score
- 3.2
- out of 10
Vang Vieng is town in Laos.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in May
Day-to-day highs hold fairly steady near 29°C through the month.
A typical May day in Vang Vieng reaches about 29°C in the afternoon and slips back to 22°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 32°C. Set against its neighbours, May runs about 1°C cooler than April and about 1°C warmer than June.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
| Avg low (°C) | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 30 | 21 |
| 2 | 30 | 21 |
| 3 | 30 | 21 |
| 4 | 30 | 21 |
| 5 | 30 | 21 |
| 6 | 30 | 21 |
| 7 | 30 | 21 |
| 8 | 30 | 21 |
| 9 | 30 | 21 |
| 10 | 29 | 22 |
| 11 | 29 | 22 |
| 12 | 29 | 22 |
| 13 | 29 | 22 |
| 14 | 29 | 22 |
| 15 | 29 | 22 |
| 16 | 29 | 22 |
| 17 | 29 | 22 |
| 18 | 29 | 22 |
| 19 | 29 | 22 |
| 20 | 29 | 22 |
| 21 | 29 | 22 |
| 22 | 29 | 22 |
| 23 | 29 | 22 |
| 24 | 29 | 22 |
| 25 | 29 | 22 |
| 26 | 29 | 22 |
| 27 | 29 | 22 |
| 28 | 29 | 22 |
| 29 | 29 | 22 |
| 30 | 29 | 22 |
| 31 | 29 | 22 |
How May really feels in Vang Vieng
Once humidity and wind are folded in, May averages 17 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Vang Vieng weather by month
How May compares with the rest of the year at a glance. May is the 3rd-warmest and 5th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 25° / 14° | 21 | 3.5 | 11 | 8.2 |
| Feb | 27° / 15° | 18 | 3.2 | 11.4 | 7.8 |
| Mar | 29° / 18° | 44 | 7.8 | 11.9 | 6.0 |
| Apr | 30° / 20° | 92 | 15.2 | 12.4 | 4.4 |
| May | 29° / 22° | 250 | 26.7 | 12.9 | 3.2 |
| Jun | 28° / 22° | 394 | 29.2 | 13.1 | 3.0 |
| Jul | 28° / 22° | 537 | 30.3 | 13 | 3.2 |
| Aug | 28° / 22° | 552 | 30.4 | 12.6 | 3.2 |
| Sep | 28° / 21° | 328 | 27.2 | 12.1 | 3.4 |
| Oct | 28° / 20° | 126 | 19.2 | 11.6 | 4.8 |
| Nov | 27° / 17° | 33 | 6.8 | 11.1 | 7.2 |
| Dec | 25° / 14° | 25 | 4.4 | 10.9 | 8.0 |
Cloud cover in May
The sky is clear or mostly clear about 9% of the time in May.
Beyond those clear spells, partly cloudy skies cover about 14% of May, with mostly cloudy or overcast conditions the remaining 77%. Skies tend to cloud over as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 46 | 46 | 43 | 41 | 39 | 37 | 36 | 34 | 32 | 30 | 28 | 26 | 25 | 22 | 21 | 19 | 18 | 17 | 15 | 15 | 14 | 12 | 12 | 12 | 11 | 10 | 10 | 9 | 9 | 8 | 7 |
| Cloudier (%) | 54 | 54 | 57 | 59 | 61 | 63 | 64 | 66 | 68 | 70 | 72 | 74 | 75 | 78 | 79 | 81 | 82 | 83 | 85 | 85 | 86 | 88 | 88 | 88 | 89 | 90 | 90 | 91 | 91 | 92 | 93 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 46 | 54 |
| 2 | 46 | 54 |
| 3 | 43 | 57 |
| 4 | 41 | 59 |
| 5 | 39 | 61 |
| 6 | 37 | 63 |
| 7 | 36 | 64 |
| 8 | 34 | 66 |
| 9 | 32 | 68 |
| 10 | 30 | 70 |
| 11 | 28 | 72 |
| 12 | 26 | 74 |
| 13 | 25 | 75 |
| 14 | 22 | 78 |
| 15 | 21 | 79 |
| 16 | 19 | 81 |
| 17 | 18 | 82 |
| 18 | 17 | 83 |
| 19 | 15 | 85 |
| 20 | 15 | 85 |
| 21 | 14 | 86 |
| 22 | 12 | 88 |
| 23 | 12 | 88 |
| 24 | 12 | 88 |
| 25 | 11 | 89 |
| 26 | 10 | 90 |
| 27 | 10 | 90 |
| 28 | 9 | 91 |
| 29 | 9 | 91 |
| 30 | 8 | 92 |
| 31 | 7 | 93 |
Chance of precipitation in May
Vang Vieng gets around 250 mm of rain over 26.7 wet days in May. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 86% and peaks near 95% on the wettest days. The odds climb toward the end of the month.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 71 | 72 | 73 | 75 | 76 | 77 | 79 | 80 | 81 | 82 | 84 | 85 | 86 | 87 | 88 | 89 | 89 | 90 | 90 | 91 | 91 | 92 | 92 | 92 | 93 | 93 | 93 | 94 | 94 | 95 | 95 |
| Rain chance (%) | |
|---|---|
| 1 | 71 |
| 2 | 72 |
| 3 | 73 |
| 4 | 75 |
| 5 | 76 |
| 6 | 77 |
| 7 | 79 |
| 8 | 80 |
| 9 | 81 |
| 10 | 82 |
| 11 | 84 |
| 12 | 85 |
| 13 | 86 |
| 14 | 87 |
| 15 | 88 |
| 16 | 89 |
| 17 | 89 |
| 18 | 90 |
| 19 | 90 |
| 20 | 91 |
| 21 | 91 |
| 22 | 92 |
| 23 | 92 |
| 24 | 92 |
| 25 | 93 |
| 26 | 93 |
| 27 | 93 |
| 28 | 94 |
| 29 | 94 |
| 30 | 95 |
| 31 | 95 |
Humidity in May
Most of May feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, May lands in the oppressive band about 80% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Humid (%) | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Muggy (%) | 44 | 42 | 40 | 38 | 36 | 34 | 32 | 30 | 28 | 26 | 25 | 23 | 21 | 20 | 18 | 17 | 15 | 14 | 13 | 12 | 11 | 10 | 9 | 8 | 7 | 7 | 6 | 5 | 5 | 4 | 4 |
| Oppressive (%) | 54 | 56 | 58 | 61 | 63 | 65 | 67 | 69 | 71 | 73 | 74 | 76 | 78 | 79 | 81 | 83 | 85 | 86 | 87 | 88 | 89 | 90 | 91 | 92 | 93 | 93 | 94 | 95 | 95 | 96 | 96 |
| Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|
| 1 | 2 | 44 | 54 |
| 2 | 2 | 42 | 56 |
| 3 | 2 | 40 | 58 |
| 4 | 1 | 38 | 61 |
| 5 | 1 | 36 | 63 |
| 6 | 1 | 34 | 65 |
| 7 | 1 | 32 | 67 |
| 8 | 1 | 30 | 69 |
| 9 | 1 | 28 | 71 |
| 10 | 1 | 26 | 73 |
| 11 | 1 | 25 | 74 |
| 12 | 1 | 23 | 76 |
| 13 | 1 | 21 | 78 |
| 14 | 1 | 20 | 79 |
| 15 | 1 | 18 | 81 |
| 16 | 0 | 17 | 83 |
| 17 | 0 | 15 | 85 |
| 18 | 0 | 14 | 86 |
| 19 | 0 | 13 | 87 |
| 20 | 0 | 12 | 88 |
| 21 | 0 | 11 | 89 |
| 22 | 0 | 10 | 90 |
| 23 | 0 | 9 | 91 |
| 24 | 0 | 8 | 92 |
| 25 | 0 | 7 | 93 |
| 26 | 0 | 7 | 93 |
| 27 | 0 | 6 | 94 |
| 28 | 0 | 5 | 95 |
| 29 | 0 | 5 | 95 |
| 30 | 0 | 4 | 96 |
| 31 | 0 | 4 | 96 |
Wind in May
Winds average 3 km/h in May.
Across May, daily wind ranges from about 3 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 4 | 4 | 4 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 4 | calm |
| 2 | 4 | calm |
| 3 | 4 | calm |
| 4 | 4 | calm |
| 5 | 4 | calm |
| 6 | 4 | calm |
| 7 | 3 | calm |
| 8 | 3 | calm |
| 9 | 3 | calm |
| 10 | 3 | calm |
| 11 | 3 | calm |
| 12 | 3 | calm |
| 13 | 3 | calm |
| 14 | 3 | calm |
| 15 | 3 | calm |
| 16 | 3 | calm |
| 17 | 3 | calm |
| 18 | 3 | calm |
| 19 | 3 | calm |
| 20 | 3 | calm |
| 21 | 3 | calm |
| 22 | 3 | calm |
| 23 | 3 | calm |
| 24 | 3 | calm |
| 25 | 3 | calm |
| 26 | 3 | calm |
| 27 | 3 | calm |
| 28 | 3 | calm |
| 29 | 3 | calm |
| 30 | 3 | calm |
| 31 | 3 | calm |
Sunrise & sunset in May
Daylight runs from about 12 h 42 min at the start of May to 13 hours by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 18 minutes over May. Sunrise moves from 5:47 AM to 5:36 AM, and sunset from 6:28 PM to 6:39 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 12.7 | 12.7 | 12.7 | 12.7 | 12.7 | 12.8 | 12.8 | 12.8 | 12.8 | 12.8 | 12.8 | 12.8 | 12.9 | 12.9 | 12.9 | 12.9 | 12.9 | 12.9 | 12.9 | 12.9 | 12.9 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 |
| Sunrise (AM) | 5:47 | 5:46 | 5:46 | 5:45 | 5:45 | 5:44 | 5:44 | 5:43 | 5:43 | 5:42 | 5:42 | 5:41 | 5:41 | 5:41 | 5:40 | 5:40 | 5:39 | 5:39 | 5:39 | 5:38 | 5:38 | 5:38 | 5:38 | 5:37 | 5:37 | 5:37 | 5:37 | 5:37 | 5:36 | 5:36 | 5:36 |
| Sunset (PM) | 6:28 | 6:28 | 6:28 | 6:29 | 6:29 | 6:29 | 6:30 | 6:30 | 6:31 | 6:31 | 6:31 | 6:32 | 6:32 | 6:32 | 6:33 | 6:33 | 6:34 | 6:34 | 6:34 | 6:35 | 6:35 | 6:35 | 6:36 | 6:36 | 6:37 | 6:37 | 6:37 | 6:38 | 6:38 | 6:39 | 6:39 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 12.7 | 5:47 | 6:28 |
| 2 | 12.7 | 5:46 | 6:28 |
| 3 | 12.7 | 5:46 | 6:28 |
| 4 | 12.7 | 5:45 | 6:29 |
| 5 | 12.7 | 5:45 | 6:29 |
| 6 | 12.8 | 5:44 | 6:29 |
| 7 | 12.8 | 5:44 | 6:30 |
| 8 | 12.8 | 5:43 | 6:30 |
| 9 | 12.8 | 5:43 | 6:31 |
| 10 | 12.8 | 5:42 | 6:31 |
| 11 | 12.8 | 5:42 | 6:31 |
| 12 | 12.8 | 5:41 | 6:32 |
| 13 | 12.9 | 5:41 | 6:32 |
| 14 | 12.9 | 5:41 | 6:32 |
| 15 | 12.9 | 5:40 | 6:33 |
| 16 | 12.9 | 5:40 | 6:33 |
| 17 | 12.9 | 5:39 | 6:34 |
| 18 | 12.9 | 5:39 | 6:34 |
| 19 | 12.9 | 5:39 | 6:34 |
| 20 | 12.9 | 5:38 | 6:35 |
| 21 | 12.9 | 5:38 | 6:35 |
| 22 | 13.0 | 5:38 | 6:35 |
| 23 | 13.0 | 5:38 | 6:36 |
| 24 | 13.0 | 5:37 | 6:36 |
| 25 | 13.0 | 5:37 | 6:37 |
| 26 | 13.0 | 5:37 | 6:37 |
| 27 | 13.0 | 5:37 | 6:37 |
| 28 | 13.0 | 5:37 | 6:38 |
| 29 | 13.0 | 5:36 | 6:38 |
| 30 | 13.0 | 5:36 | 6:39 |
| 31 | 13.0 | 5:36 | 6:39 |
Solar energy in May
Average shortwave solar energy reaching the ground each day in May, about 4.65 kWh/m².
For context, solar energy here swings from a low near 3.68 kWh/m² to a high of 5.57 kWh/m² in April across the year — May's 4.65 kWh/m² falls in the middle.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 5.3 | 5.2 | 5.2 | 5.1 | 5.1 | 5.1 | 5.0 | 5.0 | 4.9 | 4.9 | 4.8 | 4.8 | 4.7 | 4.7 | 4.7 | 4.6 | 4.6 | 4.5 | 4.5 | 4.5 | 4.4 | 4.4 | 4.4 | 4.4 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.3 | 4.2 |
| Level | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright | Bright |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 5.3 | Bright |
| 2 | 5.2 | Bright |
| 3 | 5.2 | Bright |
| 4 | 5.1 | Bright |
| 5 | 5.1 | Bright |
| 6 | 5.1 | Bright |
| 7 | 5.0 | Bright |
| 8 | 5.0 | Bright |
| 9 | 4.9 | Bright |
| 10 | 4.9 | Bright |
| 11 | 4.8 | Bright |
| 12 | 4.8 | Bright |
| 13 | 4.7 | Bright |
| 14 | 4.7 | Bright |
| 15 | 4.7 | Bright |
| 16 | 4.6 | Bright |
| 17 | 4.6 | Bright |
| 18 | 4.5 | Bright |
| 19 | 4.5 | Bright |
| 20 | 4.5 | Bright |
| 21 | 4.4 | Bright |
| 22 | 4.4 | Bright |
| 23 | 4.4 | Bright |
| 24 | 4.4 | Bright |
| 25 | 4.3 | Bright |
| 26 | 4.3 | Bright |
| 27 | 4.3 | Bright |
| 28 | 4.3 | Bright |
| 29 | 4.3 | Bright |
| 30 | 4.3 | Bright |
| 31 | 4.2 | Bright |
Hazard calendar for Vang Vieng
In May, Vang Vieng sits inside its monsoon season. The full year is below, with each hazard's peak months called out.
Vang Vieng's monsoon runs May–September, when most of the year's rain falls.
Is May a good time to visit Vang Vieng?
Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
May is a weaker month for outdoor sightseeing in Vang Vieng.
What to pack for Vang Vieng in May
From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In May, Vang Vieng sees daytime highs around 29°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 27 days see rain.
UV index in Vang Vieng in May
Clear-sky midday UV in May peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Vang Vieng peaks around August 11 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 7 (very high).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 8 | 10 | 11 | 10 | 11 | 13 | 13 | 13 | 11 | 10 | 8 | 7 |
| Level | Very high | Very high | Extreme | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 8 | Very high |
| Feb | 10 | Very high |
| Mar | 11 | Extreme |
| Apr | 10 | Very high |
| May | 11 | Extreme |
| Jun | 13 | Extreme |
| Jul | 13 | Extreme |
| Aug | 13 | Extreme |
| Sep | 11 | Extreme |
| Oct | 10 | Extreme |
| Nov | 8 | Very high |
| Dec | 7 | High |
Air quality in Vang Vieng in May
Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.
Air quality in Vang Vieng is worst in April — around 182 µg/m³ PM2.5 (very unhealthy), about 17.8× the cleanest month (September, 10 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 18 | 35 | 150 | 182 | 29 | 12 | 12 | 11 | 10 | 11 | 11 | 12 |
| Level | Moderate | Moderate | Unhealthy | Very unhealthy | Moderate | Good | Good | Good | Good | Good | Good | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 18 | Moderate |
| Feb | 35 | Moderate |
| Mar | 150 | Unhealthy |
| Apr | 182 | Very unhealthy |
| May | 29 | Moderate |
| Jun | 12 | Good |
| Jul | 12 | Good |
| Aug | 11 | Good |
| Sep | 10 | Good |
| Oct | 11 | Good |
| Nov | 11 | Good |
| Dec | 12 | Moderate |
Where is Vang Vieng?
Vang Vieng sits at 18.9°N, 102.4°E, 243 m above sea level, in Laos. The nearest listed city is Muang Phônsavan, 98 km away.
Topography around Vang Vieng
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Vang Vieng.
Within 3 km, the terrain around Vang Vieng has significant variations in elevation — a maximum elevation change of 415 m around an average of 276 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,402 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,653 m.
The land around Vang Vieng is covered by trees (64%) within 3 km, trees (89%) within 16 km, and trees (86%) within 80 km.
Laos travel facts
- Travel advisory
- Level 2
- Exercise Increased Caution
- Power plugs
- Type A / B / C / E / F
- 230 V · 50 Hz
- Prices
- ≈ 23% of US
- price level, 2025
- GDP per capita
- $2,325
- 2025
- Happiness
- 5.5 / 10
- World Happiness, 2025
- Safe drinking water
- 35%
- of population, 2024
- Road deaths
- 17.9
- per 100k/yr, 2019
- Income group
- Lower middle
- World Bank
- English
- Low
- EF EPI 461
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Vang Vieng (18.9235°, 102.4478°, elevation 243 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).