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Weather Comparison

Hanoi vs Luang Prabang

Side-by-side weather comparison for September

Hanoi: 30°CLuang Prabang: 29°C406 km apart

September Weather: Hanoi vs Luang Prabang

MetricHanoiLuang PrabangBetter
Average HighHigher is warmer30°C (86°F)29°C (84°F)Hanoi
Average LowHigher is milder24°C (75°F)23°C (73°F)Hanoi
Rain DaysFewer is drier19 days22 daysHanoi
PrecipitationLess is drier242 mm194 mmLuang Prabang
Sunshine HoursMore is sunnier8h/day8h/dayTie
HumidityLower is more comfortable78%78%Tie
UV IndexLower is safer66Tie
Wind SpeedCalmer is better11 km/h6 km/hLuang Prabang

Which City is Better in September?

Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Hanoi edges ahead as the better destination in September. Hanoi offers 8 hours of daily sunshine with only 19 rain days, while Luang Prabang sees 8 sunshine hours and 22 rain days.

Hanoi can feel quite hot at 30°C, so plan for heat. Luang Prabang runs hot at 29°C.

For travelers who prioritize dry weather, Hanoi is the stronger choice in September.

Temperature Comparison in September

Hanoi reaches an average high of 30°C (86°F) and drops to 24°C (75°F) at night during September. The daily temperature range is 6°C, meaning relatively stable temperatures from day to night.

Luang Prabang 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 September.

Rainfall Comparison in September

Hanoi receives approximately 242 mm of rainfall across 19 rain days during September. Rain is frequent, so waterproof gear is essential.

Luang Prabang sees 194 mm over 22 rain days. That makes Hanoi the drier option by 3 rain days and 48 mm of total precipitation.

Both cities share similar humidity levels at 78%.

What to Pack: Hanoi vs Luang Prabang

Packing for Hanoi in September

Highs of 30°C, lows of 24°C, 19 rain days

  • lightweight breathable clothing
  • sunscreen SPF 50+
  • sunglasses
  • a wide-brimmed hat
  • waterproof jacket
  • compact umbrella
  • waterproof shoes
  • moisture-wicking fabrics

Packing for Luang Prabang in September

Highs of 29°C, lows of 23°C, 22 rain days

  • lightweight breathable clothing
  • sunscreen SPF 50+
  • sunglasses
  • a wide-brimmed hat
  • waterproof jacket
  • compact umbrella
  • waterproof shoes
  • moisture-wicking fabrics

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 September.

Year-Round Comparison: Hanoi vs Luang Prabang

The table below shows average high temperatures and rain days for every month of the year, helping you find the best time to visit either city.September is highlighted for quick reference.

MonthHanoiLuang Prabang
HighRainHighRain
Jan20°C8d27°C3d
Feb22°C8d30°C2d
Mar25°C11d33°C6d
Apr29°C11d33°C12d
May31°C17d32°C20d
Jun33°C19d31°C22d
Jul32°C21d30°C26d
Aug31°C23d30°C28d
Sep30°C19d29°C22d
Oct28°C12d29°C12d
Nov25°C7d28°C4d
Dec21°C7d26°C3d
30°

Hanoi Weather in September

Full forecast, packing tips, and activities

29°

Luang Prabang Weather in September

Full forecast, packing tips, and activities

Frequently Asked Questions

Is Hanoi warmer than Luang Prabang in September?
Yes. In September, Hanoi is warmer with an average high of 30°C (86°F) compared to Luang Prabang at 29°C (84°F), a difference of 1°C.
Which city gets more rain in September, Hanoi or Luang Prabang?
Luang Prabang gets more rain in September with 22 rain days and 242 mm of precipitation. Hanoi is the drier option with 19 rain days.
Is it better to visit Hanoi or Luang Prabang in September?
It depends on your preferences. Hanoi averages 30°C and 8 hours of daily sunshine with 19 rain days. Luang Prabang averages 29°C with 8 sunshine hours and 22 rain days. If you prefer warmer weather, choose Hanoi. For drier weather, Hanoi is the better pick.
How far apart are Hanoi and Luang Prabang?
Hanoi and Luang Prabang are approximately 406 km (252 miles) apart. Hanoi is located in Vietnam (Asia) while Luang Prabang is in Laos (Asia).
What is the best month to visit Hanoi and Luang Prabang?
For Hanoi, October tends to be the best month with 8 hours of daily sunshine and a high of 28°C. For Luang Prabang, April is typically ideal with 11 sunshine hours and 33°C highs.

Compare Hanoi and Luang Prabang in Other Months

Climate data sourced from the Open-Meteo Historical Weather API, using ERA5 reanalysis data covering 30-year normals from 1991 to 2020. All temperatures shown in Celsius with Fahrenheit equivalents. Rain days count days with 1 mm or more of precipitation. Sunshine hours represent average daily values. This comparison is generated from long-term climate averages and individual trips may vary.

Hanoi coordinates: 21.03°N, 105.83°E | Luang Prabang coordinates: 19.88°N, 102.13°E