Hoi An Weather in September
Vietnam · 30-year monthly averages
🤔 Fair time to visit
September in Hoi An is warm, with average daytime highs around 30°C (86°F) and nighttime lows near 26°C (78°F). Expect roughly 320mm of precipitation, and heavy rainfall is common — this is peak wet season territory.
Avg high
30°C
86°F
Avg low
26°C
78°F
Rainfall
320mm
very wet
Mean temp
28°C
82°F
🎒 What to pack
- light summer clothing
- sunscreen and sunglasses
- compact umbrella or rain jacket
September vs the rest of the year
FAQ
- How hot is Hoi An in September?
- September in Hoi An is warm, with average daytime highs around 30°C (86°F) and nighttime lows near 26°C (78°F). Expect roughly 320mm of precipitation, and heavy rainfall is common — this is peak wet season territory.
- Does it rain a lot in Hoi An in September?
- Hoi An sees around 320mm of precipitation in September on average — very wet by global standards.
- Is September a good time to visit Hoi An?
- September is a workable month to visit Hoi An, but expect some weather trade-offs.