Hanoi Weather in May
Vietnam · 30-year monthly averages
⚠️ Challenging time to visit
May in Hanoi is hot, with average daytime highs around 31°C (88°F) and nighttime lows near 24°C (75°F). Expect roughly 242mm of precipitation, and heavy rainfall is common — this is peak wet season territory.
Avg high
31°C
88°F
Avg low
24°C
75°F
Rainfall
242mm
very wet
Mean temp
28°C
82°F
🎒 What to pack
- breathable summer clothing
- sunscreen, hat and sunglasses
- refillable water bottle
- compact umbrella or rain jacket
May vs the rest of the year
FAQ
- How hot is Hanoi in May?
- May in Hanoi is hot, with average daytime highs around 31°C (88°F) and nighttime lows near 24°C (75°F). Expect roughly 242mm of precipitation, and heavy rainfall is common — this is peak wet season territory.
- Does it rain a lot in Hanoi in May?
- Hanoi sees around 242mm of precipitation in May on average — very wet by global standards.
- Is May a good time to visit Hanoi?
- May is a challenging month to visit Hanoi weather-wise — plan around the conditions.