Verdict: Good month
Hoi An Weather in May
May runs warm in Hoi An, with daily highs around 32°C (90°F) and nights near 26°C (79°F). Expect showers on roughly 12 days of the month — rarely trip-ruining, worth planning around. Overall, May is a solid month to visit Hoi An.
Average high
32°C / 90°F
Average low
26°C / 79°F
Rain days
~12
Precipitation
84 mm
What to pack for Hoi An in May
- Light, breathable clothing — linen and technical fabrics earn their keep
- High-SPF sunscreen, sunglasses, and a refillable water bottle
- Rain gear is non-negotiable — expect rain on roughly 12 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
May against the rest of the year
Warmest in Hoi An: Jun (35°C / 95°F) · Coolest: Jan (24°C / 75°F) · Wettest: Oct (~28 rain days)
24°
20°
Jan
25°
20°
Feb
28°
22°
Mar
30°
24°
Apr
32°
26°
May
35°
27°
Jun
33°
26°
Jul
34°
27°
Aug
31°
25°
Sep
28°
24°
Oct
27°
23°
Nov
24°
21°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)