30YearWeather
Vientiane, May 2
Vientiane street view during May
Historical Weather Analysis

Vientiane Weather on May 2 — Best Time to Visit?

Based on 30 years of historical data, we have the answer.

cloudy

33.4°C

High

24.8°C

Low

35%

Rain

🔥 Feels like 44.8°C (humidity)

partly-cloudy-day
YES, GOOD CHOICE

May 2 is generally a great time to visit Vientiane. While there is a slight chance of rain (35%), showers are usually brief. Expect comfortable 33°C weather. It's a great middle-ground for visiting Vientiane—enough activity to feel the pulse, but no overwhelming lines.

Currency

LAK

Lao kip

Language

Lao

Driving

Right side

Connect

Most hotels, restaurants, cafes, bars et...

Safety

High Safety

GPI: 1.809

Vientiane Weather Forecast for May 2

"Warm & Sunny. Expect average highs of 33.4°C. 35% chance of rain."

What to Wear in Vientiane in May

Based on historical data for May 2, Vientiane typically experiences temperatures between 24.8°C and 33.4°C. We recommend packing t-shirt, light clothing, umbrella to stay comfortable. With a 35% chance of rain, keeping a raincoat or umbrella handy is a smart move.

Complete Packing Guide

Weekly breakdown & essential items for Vientiane

View Guide

Smart Suitcase

  • T-Shirt
  • Light Clothing
  • Umbrella

Average High

extreme-hot

33.4°C

Daytime Peak

Average Low

extreme-cold

24.8°C

Nighttime Low

Feels Like

partly-cloudy-day

44.8°C

🔥 Heat index effect

Rain Chance

rain

35%

Avg 2.4mm if it rains

Cloud Cover

cloudy

63%

Light drizzle

Pressure

pressure

1008.3 hPa

Low volatility

Vientiane Weather Conditions & UV Index

Weather Confidence

30-year variance analysis

87%Highly Predictable

Based on 10 years of data

Temperature
±3.4°CModerate
Precipitation
18-60%Moderate

🎯 This date historically delivers consistent weather 87% of the time. Safe to plan outdoor activities with confidence.

Sun Exposure

UV Index & Safety Guide

6.1High
036811+

Protection Needed

SPF 30+ required, seek shade

Safe Sun Windows
Morning

05:00 - 10:00

Afternoon

16:00 - 18:00

Peak danger: 09:30 - 13:30
Time to Sunburn

Type I-II

🔴 13 min to burn

Type III-IV

🟡 20 min to burn

Type V-VI

🟢 33 min to burn

UV estimate based on latitude, season & cloud cover. Actual UV may vary.

Outdoor Comfort

How pleasant is it outside?

46Poor
TemperatureVery Hot
HumidityMuggy
WindLight Breeze

Dew Point

27.2°C

Humid/Sticky

Heat Index

44.8°C

Feels hotter

😕 Best outdoor time:
Early morning (6-9 AM) or evening (after 6 PM)

Travel & Logistics Insights

Local Calendar

Business Day

Standard hours in Laos

Flight Traffic

Moderate

59/100 pressure index

Health Advisory

Required

2 vaccines • View Details →

Landing Slots

~32

Daily arrival options (inc. codeshare)

Sunrise, Sunset & Wind in Vientiane

Daylight & Sun

Solar Elevation Cycle

🌅 Sunrise

05:43

☀️ Noon

12:07

🌇 Sunset

18:31

⏱️ Daylight

12h 47m

Golden Hour
Morning05:43 - 06:13
18:01 - 18:31Evening

Wind Speed

wind

10 km/h

Light breeze

Sunshine

clear-day

10.6 hrs

Direct Sun (Cloud-free)

Humidity

humidity

70%

Humid / Damp

Travel Intelligence

Exclusive flight analytics & health data for Vientiane

Smart Flight Estimator

Airport-to-Airport Logistics

unlock smart flight estimates

Add your home location in settings to see airport details.

Travel Health & Safety in Vientiane

Travel Comfort Index

Real-time tourism conditions

Weather Quality

⛅ Good

72/100

Tourist Crowds

🟡 Busy

85/100

Price Level

💰💰💰 Expensive

85/100

Health & Wellbeing

Meteo-Health Forecast

100Score
Atmospheric Pressure1008.3 hPa
Volatility:Low
Migraine RiskLow

Stable conditions. Low risk of headaches.

Joint Pain RiskLow

Weather unlikely to affect joint pain.

Fishing IndexFair

Moderate fish activity expected.

Air Quality Forecast
65AQI
Moderate
PM2.5 Concentration27.4 µg/m³

Air quality is acceptable. Sensitive individuals should limit prolonged outdoor exertion.

Regional Safety Profile

Stable

Seismic Activity

Zero seismic activity detected in 30 years.

Total events (30y):0
💡 No earthquake preparedness needed. Enjoy your stay!
"According to 30YearWeather's analysis of 30 years of NASA satellite data, Vientiane on May 2 averages 33.4°C with a 35% precipitation probability. Wedding/Outdoor Event Score: 86/100."

— Source: 30YearWeather.com|Data: NASA POWER (1991-2021)|View Methodology

Vientiane Weather History (2010–2024)

Temperature History

Loading chart...

Hall of Fame

Records from last 10 years

Hottest
2019
37.2°C
Coldest
2022
21.4°C
Rainiest
2018
6.7mm

Better Alternatives Nearby

Consider these dates within ±7 days

💡 Moving your event by a few days could significantly improve weather conditions

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Same date (May 2) in other destinations

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📍 Is Vientiane Worth Visiting on May 2?

Planning a trip to Vientiane on May 2? Our historical weather analysis based on 30 years of NASA satellite data shows that this time of year typically offers vibrant summer conditions averaging 33.4°C with a 35% historical precipitation risk.

✈️ Travel Logistics: Approximately 32 landing slots available daily during this period, indicating manageable crowd levels.

💉 Health Advisory: 10 vaccinations are recommended for Laos, including COVID-19.

📊 Historical Extremes: The hottest May 2 recorded in the last 30 years saw temperatures hit 37.2°C in 2019, while the coldest dropped to 21.4°C in 2022.

Vientiane Weather FAQ