Weather Comparison
Side-by-side weather comparison for October
| Metric | Hanoi | Vientiane | Better |
|---|---|---|---|
| Average HighHigher is warmer | 28°C (82°F) | 29°C (84°F)▲ | Vientiane |
| Average LowHigher is milder | 21°C (70°F) | 23°C (73°F)▲ | Vientiane |
| Rain DaysFewer is drier | 12 days | 11 days▲ | Vientiane |
| PrecipitationLess is drier | 121 mm | 93 mm▲ | Vientiane |
| Sunshine HoursMore is sunnier | 8h/day | 10h/day▲ | Vientiane |
| HumidityLower is more comfortable | 78% | 78% | Tie |
| UV IndexLower is safer | 6 | 6 | Tie |
| Wind SpeedCalmer is better | 12 km/h | 9 km/h▲ | Vientiane |
Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Vientiane edges ahead as the better destination in October. Vientiane offers 10 hours of daily sunshine with only 11 rain days, while Hanoi sees 8 sunshine hours and 12 rain days.
Hanoi sits in the comfortable travel range at 28°C. Vientiane runs hot at 29°C.
For travelers who prioritize dry weather, Vientiane is the stronger choice in October. Vientiane receives 2 more hours of sunshine per day, which matters for sightseeing and outdoor activities.
Hanoi reaches an average high of 28°C (82°F) and drops to 21°C (70°F) at night during October. The daily temperature range is 7°C, meaning relatively stable temperatures from day to night.
Vientiane averages 29°C (84°F) for the high and 23°C (73°F) for the low, with a daily range of 6°C. The two cities feel quite similar in terms of temperature.
Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in October.
Hanoi receives approximately 121 mm of rainfall across 12 rain days during October. You can expect rain roughly every other day.
Vientiane sees 93 mm over 11 rain days. That makes Vientiane the drier option by 1 rain day and 28 mm of total precipitation.
Both cities share similar humidity levels at 78%.
Highs of 28°C, lows of 21°C, 12 rain days
Highs of 29°C, lows of 23°C, 11 rain days
Pack for both: lightweight breathable clothing, sunscreen SPF 50+, sunglasses, a wide-brimmed hat, waterproof jacket, compact umbrella, waterproof shoes, moisture-wicking fabrics. These items are useful in either destination during October.
The table below shows average high temperatures and rain days for every month. October is highlighted for quick reference.
| Month | Hanoi | Vientiane | ||
|---|---|---|---|---|
| High | Rain | High | Rain | |
| Jan | 20°C | 8d | 27°C | 2d |
| Feb | 22°C | 8d | 30°C | 2d |
| Mar | 25°C | 11d | 32°C | 6d |
| Apr | 29°C | 11d | 34°C | 11d |
| May | 31°C | 17d | 32°C | 23d |
| Jun | 33°C | 19d | 30°C | 26d |
| Jul | 32°C | 21d | 30°C | 28d |
| Aug | 31°C | 23d | 30°C | 28d |
| Sep | 30°C | 19d | 30°C | 24d |
| Oct | 28°C | 12d | 29°C | 11d |
| Nov | 25°C | 7d | 29°C | 3d |
| Dec | 21°C | 7d | 27°C | 1d |
Hanoi Weather in October
Full forecast, packing tips, and activities
Vientiane Weather in October
Full forecast, packing tips, and activities