Vientiane · SummerMonth summary
Vientiane weather in June
⚠️ Fair
🌡️ Temperature min / max
25°C – 31°C
🌧 Rainy days
87% of days
☀️ Sunshine
9.1h per day on average
🌊 🌊 Season
Summer
⭐ ⭐ Weather score
6.1/10
📅 📅 Best month
January (9.1/10)
Quick decision
Should you visit Vientiane in June?
⚠️ Fair
✅ Yes if: you're willing to accept showers in exchange for lower prices and fewer tourists.
❌ No if: you're planning 100% outdoor activities — rain is frequent.
Our take: June is an average time for Vientiane. January (9.1/10) is clearly preferable.
By trip type
Vientiane in June by trip type
- 🏙️ 🏙️ City break / culture : ⚠️ Possible
- 🚶 🚶 Outdoor activities : ⚠️ Possible
- 🏖️ Beach / swimming : — No sea access
- 💰 💰 Budget : ✅ Low season
Local context
What to expect in June
In the height of summer, Vientiane sees high temperatures (31°C). Heat is a factor for outdoor activities. With 87% of rainy days, always have indoor alternatives planned. Not the best window, but acceptable if dates are constrained. January (9.1/10) is significantly better if possible.
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All months for Vientiane
Annual table
Month-by-month comparison
| Month | Min °C | Max °C | Rain % | Precip mm | Sun h/d | Score |
|---|---|---|---|---|---|---|
| ☀️ January | 18°C | 28°C | 7% | 0.5 | 10.8h | 9.1/10 |
| ☀️ February | 19°C | 30°C | 7% | 0.6 | 11.0h | 8.6/10 |
| ☀️ March | 23°C | 32°C | 22% | 1.4 | 11.0h | 7.7/10 |
| 🌤️ April | 25°C | 34°C | 28% | 2.1 | 11.4h | 7.2/10 |
| ⛅ May | 25°C | 32°C | 72% | 7.2 | 10.5h | 7.0/10 |
| 🌧️ June | 25°C | 31°C | 87% | 9.9 | 9.1h | 6.1/10 |
| 🌧️ July | 25°C | 31°C | 84% | 12.0 | 8.5h | 6.2/10 |
| 🌧️ August | 24°C | 30°C | 85% | 13.9 | 7.7h | 6.4/10 |
| 🌧️ September | 24°C | 30°C | 89% | 12.5 | 9.9h | 6.9/10 |
| 🌤️ October | 23°C | 30°C | 47% | 4.7 | 10.9h | 7.5/10 |
| ☀️ November | 21°C | 30°C | 12% | 1.1 | 10.5h | 8.3/10 |
| ☀️ December | 18°C | 28°C | 4% | 0.2 | 10.3h | 9.1/10 |
Ideal
Fair
Challenging climate
◀ Current month · Source Open-Meteo · 10 years
📊 Data source
Data based on 10 years of ERA5 records via Open-Meteo, with ECMWF seasonal adjustment. In June, Vientiane averages 31°C, 87% rainy days and 9.1h of sunshine per day. Overall weather score: 6.1/10.
See methodology →
Comparison
June vs January (best month)
The best month is January (score 9.1/10). Difference:
- 🌡️ Max temperature : -3°C
- 🌧 Rainy days : -80%
- ☀️ Sunshine : +1.7h/day
FAQ
FAQ — Vientiane in June
Is June a good time to visit Vientiane?
June is an acceptable time for Vientiane (score 6.1/10). Conditions are decent but not optimal — consider January (9.1/10) if possible.
Does it rain a lot in Vientiane in June?
Yes, 87% of days see rain in June. Plan some indoor activities as backup.
Accommodation
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