Vang Vieng weather in April

In April, Vang Vieng sees average daytime highs of 30°C and overnight lows near 20°C, with 92 mm of rain across 15.2 wet days and about 12.4 hours of daylight. It is the 1st-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 38% of the time in April, and the air most often feels muggy.

Daylight stretches from about 12 h 12 min at the start of April to 12 h 42 min by month's end. Set against the rest of the year, April is Vang Vieng's 6th-clearest and 3rd-windiest month. For the whole year in context, see Vang Vieng's year-round climate.

Daytime high
30°
1st warmest
Overnight low
20°
7th coldest
Rainfall
92 mm
15.2 wet days
Daylight
12 h 24 min
5:58 AM – 6:23 PM
Cloud cover
52%
6th clearest
Wind
4 km/h
3rd windiest
Solar energy
5.57 kWh/m²
Travel score
4.4
out of 10

Vang Vieng is town in Laos.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in April

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 30°C through the month.

A typical April day in Vang Vieng reaches about 30°C in the afternoon and slips back to 20°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 34°C. Set against its neighbours, April runs about 1°C warmer than March and about 1°C warmer than May.

15°20°25°30°35°151015202530
Avg high (°C)Avg low (°C)
13019
23019
33019
43019
53019
63020
73020
83020
93020
103020
113020
123020
133020
143020
153020
163020
173020
183021
193021
203021
213021
223021
233021
243021
253021
263021
273021
283021
293021
303021

How April really feels in Vang Vieng

Once humidity and wind are folded in, April averages 19 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
19
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in April is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Vang Vieng weather by month

How April compares with the rest of the year at a glance. April is the 1st-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 14°213.5118.2
Feb27° / 15°183.211.47.8
Mar29° / 18°447.811.96.0
Apr30° / 20°9215.212.44.4
May29° / 22°25026.712.93.2
Jun28° / 22°39429.213.13.0
Jul28° / 22°53730.3133.2
Aug28° / 22°55230.412.63.2
Sep28° / 21°32827.212.13.4
Oct28° / 20°12619.211.64.8
Nov27° / 17°336.811.17.2
Dec25° / 14°254.410.98.0

Cloud cover in April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 38% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 24% of April, with mostly cloudy or overcast conditions the remaining 38%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17129
27129
37129
47129
57129
67030
76931
86931
96832
106733
116634
126634
136535
146436
156337
166337
176238
186139
196040
205941
215842
225842
235743
245644
255545
265347
275248
285149
294951
304852

Chance of precipitation in April

Any precipitation

Vang Vieng gets around 92 mm of rain over 15.2 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 51% and peaks near 69% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202530
Rain chance (%)
138
238
339
439
540
640
741
842
943
1044
1145
1246
1348
1449
1550
1651
1752
1854
1955
2056
2158
2259
2360
2461
2562
2664
2765
2866
2968
3069

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

Most of April feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, April lands in the muggy band about 61% of days. Sticky, muggy-or-worse air turns up on roughly 90% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1324676
2322678
3321679
43196711
53176713
62166814
72146816
82136718
92126620
102116522
112106523
12296425
13186526
14176428
15166429
16166330
17156331
18156232
19146233
20146134
21145936
22036037
23035938
24035740
25035542
26025444
27025246
28025048
29024850
30024652

Wind in April

Winds average 4 km/h in April.

Across April, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 12 min at the start of April to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over April. Sunrise moves from 6:10 AM to 5:48 AM, and sunset from 6:20 PM to 6:27 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.26:106:20
212.26:096:20
312.26:086:20
412.26:076:20
512.26:076:21
612.36:066:21
712.36:056:21
812.36:046:21
912.36:036:22
1012.36:026:22
1112.36:026:22
1212.46:016:22
1312.46:006:23
1412.45:596:23
1512.45:586:23
1612.45:586:23
1712.45:576:24
1812.55:566:24
1912.55:556:24
2012.55:546:24
2112.55:546:25
2212.55:536:25
2312.55:526:25
2412.65:526:26
2512.65:516:26
2612.65:506:26
2712.65:506:26
2812.65:496:27
2912.65:486:27
3012.75:486:27

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.57 kWh/m² — the sunniest month for solar.

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 — April's 5.57 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
15.6Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.6Bright
75.6Bright
85.6Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.5Bright
255.4Bright
265.4Bright
275.4Bright
285.3Bright
295.3Bright
305.3Bright
Planning a trip in April

Hazard calendar for Vang Vieng

In seasonPeak

None of Vang Vieng's seasonal hazards are active in April. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Vang Vieng's monsoon runs May–September, when most of the year's rain falls.

Monsoon
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is April a good time to visit Vang Vieng?

Our two travel scores rate April for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

4.4
Sightseeing
7th-best month of the year
6.0
Beach & pool
6th-best month of the year

April is a reasonable time to visit Vang Vieng for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Vang Vieng in April

From April's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In April, Vang Vieng sees daytime highs around 30°C and nights near 20°C. Pack light clothes and rain gear. Worth having: sun protection. About 15 days see rain.

light clothesrain gearsun protection

UV index in Vang Vieng in April

LowModerateHighVery highExtreme

Clear-sky midday UV in April peaks around 10 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeExtremeVery highAug 11UV 13Dec 16UV 7
UV index (midday)Level
Jan8Very high
Feb10Very high
Mar11Extreme
Apr10Very high
May11Extreme
Jun13Extreme
Jul13Extreme
Aug13Extreme
Sep11Extreme
Oct10Extreme
Nov8Very high
Dec7High

Air quality in Vang Vieng in April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April 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).

0306090120150180JanFebMarAprMayJunJulAugSepOctNovDecModerateUnhealthyVery unhealthyUnhealthyModerateGoodApr 11175 µg/m³Sep 1610 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb35Moderate
Mar150Unhealthy
Apr182Very unhealthy
May29Moderate
Jun12Good
Jul12Good
Aug11Good
Sep10Good
Oct11Good
Nov11Good
Dec12Moderate
Location & terrain

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.

Muang PhônsavanVientianeLuang PrabangTha BoNong KhaiPhon CharoenNam SomBorikhan

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.

3 km
415 m
16 km
1,402 m
80 km
2,653 m
treesgrasslandcroplandartificial surfacesbare terrainwater
April weather nearby: Muang Phônsavan 98 km · Vientiane 108 km · Luang Prabang 112 km · Tha Bo 120 km · Nong Khai 120 km · Phon Charoen 125 km · Nam Som 131 km · Borikhan 141 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
Buddhist 65%none 31%other/not stated 2%Christian 2%

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).