Duong Dong Weather in September
Thinking of visiting Duong Dong in September? Expect high temperatures reaching 29°C (84°F) during the day, dropping to 26°C (79°F) at night, and be prepared for the wettest month of the year.
Rainfall in Duong Dong in September
Duong Dong is in the rainy season in September, with rain on around 20 days and an average of 418 mm (16 in). With high rainfall totals spread across the month, individual showers can be very heavy. Waterproof gear is strongly recommended.
Temperature in Duong Dong in September
Daytime temperatures in Duong Dong reach 29°C (84°F) in September, dropping to 26°C (79°F) at night. This kind of day-to-night contrast is typical for this time of year. At 26°C (79°F) overnight, the heat doesn't let up much after dark. If you're staying somewhere without air conditioning, a cold shower before bed and keeping the air moving can help.
Sunshine in Duong Dong in September
The city usually sees around 148 hours of sunlight, indicating a moderately sunny period (despite it being part of rainy season).September in Duong Dong 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.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Vietnam, check out our Duong Dong's climate page.
Duong Dong Temperature in September
Min Temperature
26°C (79°F)
Max Temperature
29°C (84°F)
Chance of Rain
67%
Precipitation
418 mm (16 in)
Rainy days
20 days
Sunshine
148 hours *
Percentage Sunshine
*
Daily Historical Temperatures
46-year average (1976-2025)
Based on our historical records, temperatures in Duong Dong typically stay consistent throughout September, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in September
Daily Historical Precipitation
46-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Duong Dong in September
Browse day-by-day weather records for Duong Dong spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Duong Dong historical weather extremes in September
According to our 35 years of weather records for Duong Dong, the following extremes were recorded between 1990 and 2025.
- On September 24, 2010, temperatures climbed to 34°C (93°F), marking the warmest September day on record.
- Duong Dong experienced its chilliest September day on September 5, 1990, reaching only 24°C (75°F).
- The lowest overnight temperature recorded in September was 22°C (72°F) (September 8, 2018).
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
What to Wear in Duong Dong in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Duong Dong in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Vietnam, check out our Duong Dong's climate page.
See the full Duong Dong climate overview or explore weather in Vietnam.
