Vietnam in September
September is Vietnam's weakest month (rank 12 of 12): its 17 destinations average 54/100, led by Mui Ne at 77 — 37°C and 23 rainy days — while Sapa is cooler at 25°C and scores 69.
#12 of 12 months for Vietnam · 17 destinations · updated September 2026 · climate normals from ERA5 reanalysis
🇻🇳 Vietnam, month by month
54/100 in SeptemberWhere in Vietnam in September
Comfort is SeasonMap's 0–100 score; each place is judged through the lens that suits it — beaches on beach weather, ski resorts on snow. "At its best" means September is one of that place's own top three months. Feels-like highs fold in humidity, wind and sun.
What's on in Vietnam in September
- National Day · Da Nang and 16 more places · 30 Aug – 3 Sep (usually)
- Full moon lantern night · Hội An · 1 Jan – 31 Dec
- Mid-Autumn Festival · Hội An and 1 more place · 25 Sep
- Vu Lan and the ghost month · Ho Chi Minh City · 1 Aug – 5 Sep (usually)
- Dragon fruit season · Mui Ne · 1 May – 30 Sep (usually)
- Ripe rice on the terraces · Sapa · 1 Sep – 5 Oct (usually)
- Sea turtle nesting · Con Dao · 15 Apr – 31 Oct (usually)
- Rice terraces turn gold · Ha Giang · 5 Sep – 10 Oct (usually)
Seasons in force
Peak crowds at 5 of Vietnam's 8 well-known places this month.