Visit Sapa in Vietnam
Balancing on the edges of a rice field with endless views. A trek through the valley of Sapa is definitely a must for the bucket list.
Lai Châu Weather in September
During September, Lai Châu experiences high daytime temperatures of 30°C (86°F) and cooler nights around 22°C (72°F). September sits within the rainy season, so expect regular and often heavy rainfall.
Rainfall in Lai Châu in September
Lai Châu is in the rainy season in September, with rain on around 17 days and an average of 205 mm (8.1 in). The rainy season here brings regular, substantial showers. It's worth being prepared for rain on most days you're out.
Temperature in Lai Châu in September
Daytime highs in Lai Châu in September reach 30°C (86°F), with nights around 22°C (72°F). This kind of day-to-night contrast is typical for this time of year. At 22°C (72°F) overnight, nights are warm enough to sit outside comfortably in light clothing.
Sunshine in Lai Châu in September
The area enjoys a balanced 166 hours of sunlight, ensuring it's neither too rainy nor too sunny.September in Lai Châu has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Lai Châu Temperature in September
Min Temperature
22°C (72°F)
Max Temperature
30°C (86°F)
Chance of Rain
57%
Precipitation
205 mm (8.1 in)
Rainy days
17 days
Humidity
84%
Sunshine
166 hours
Percentage Sunshine
Lai Châu Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Lai Châu - and find the best time to visit.
Historical weather records for Lai Châu in September
Browse day-by-day weather records for Lai Châu spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Lai Châu historical weather extremes in September
Our historical data for Lai Châu spans 2006 to 2026, revealing these weather extremes.
- Lai Châu recorded its highest September temperature of 34°C (93°F) on September 23, 2008.
- The lowest daytime temperature in September was 21°C (70°F), recorded on September 14, 2012.
- Nighttime temperatures dropped to 10°C (50°F) on September 19, 2020, marking the coldest September night on record.
Best Places in Vietnam in September
Find out more about the weather in Vietnam and which places have the best travel conditions in this month. See all of Vietnam in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Lai Châu in September
Warm but pleasant conditions in Lai Châu in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
What To Do in Lai Châu in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming7/10 -
Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Lai Châu 3-Day Forecast
More climate data for Lai Châu
Temperature Rainfall Sunshine Humidity
See the full Lai Châu climate overview or explore weather in Vietnam.
Popular in September
Where to go in September - average daytime high across popular destinations.
Ho Chi Minh City
32°C (90°F) Hanoi33°C (91°F) Nha Trang31°C (88°F) Hoi An32°C (90°F) Da Nang31°C (88°F) Vung Tau30°C (86°F) Duong Dong29°C (84°F) Da Lat26°C (79°F) Bucket list
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