Verdict: Good month
Cancún Weather in May
May runs warm in Cancún, with daily highs around 31°C (88°F) and nights near 25°C (77°F). Expect showers on roughly 13 days of the month — rarely trip-ruining, worth planning around. Overall, May is a solid month to visit Cancún.
Average high
31°C / 88°F
Average low
25°C / 77°F
Rain days
~13
Precipitation
79 mm
What to pack for Cancún 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 13 days
- Comfortable walking shoes — every guide on this site assumes you'll use them
May against the rest of the year
Warmest in Cancún: May (31°C / 88°F) · Coolest: Jan (27°C / 81°F) · Wettest: Oct (~22 rain days)
27°
22°
Jan
27°
22°
Feb
28°
23°
Mar
30°
24°
Apr
31°
25°
May
30°
25°
Jun
31°
26°
Jul
31°
26°
Aug
31°
25°
Sep
30°
24°
Oct
28°
23°
Nov
27°
22°
Dec
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)