Cancun, Mexico

Cancun in May

Mexico Updated 2026-07-01

Rates drop sharply in May while the weather is still mostly dry, with the trade-off that seaweed can start washing ashore on the east-facing shore.

Is May a good time to visit Cancun?

May is a middling month in Cancun — crowds around 66/100. Not the worst, but September is noticeably calmer.

What’s on in May

  • Sargassum season typically begins on Caribbean-facing beaches
  • Whale shark season opens off Isla Mujeres

Best days in May

Weekdays are almost always calmer than weekends.

Sun
Mon
Tue
Wed
Thu
Fri
Sat

Tue is normally the calmest day of the week.

Best hours in May

The daily rhythm, hour by hour.

Calmest 9AM
12AM6AM12PM6PM11PM

The 9:00 AM window is usually the calmest of the day.

Weather in May

Typical highs, lows and wet days.

J 28° 20°
F 28° 20°
M 30° 21°
A 31° 23°
M 32° 24°
J 32° 25°
J 33° 25°
A 33° 25°
S 32° 24°
O 31° 23°
N 29° 22°
D 28° 21°
Average high Average low Wet days

How May compares

Every month in Cancun, ranked by how calm it is.

Quieter alternatives

If your dates are flexible, these months are calmer in Cancun.

Book things to do

Tours and tickets in Cancun, from our booking partner.

Affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes a crowd score or the order of our recommendations.

Frequently asked questions

Is May a good month to visit Cancun?

May is a middling month in Cancun — crowds around 66/100. Not the worst, but September is noticeably calmer.

How crowded is Cancun in May?

Cancun sits at roughly 66/100 in May on our crowd scale, which is 6 points below the yearly average. The quietest month is September.

What is the weather like in Cancun in May?

Expect highs around 32°C and lows near 24°C in May, with about 6 wet days across the month.

Other months in Cancun