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Cancun in May: Weather, Average temperature and Climate

Discover the weather for Cancun in May and if it’s a good time to travel (based on historical data).
Check flight prices to Cancun on Avionero:
May

Weather in Cancun in May 2025

OK Weather
Warm
🌧️
Rainy
✈️
$338 - $338
🌊
Warm water
May could be a good time to visit Cancun, as the weather is generally fine. The average high temperature is around +84°F, and there are typically 2 sunny days in May. However, expect about 21 rainy days, and total monthly rainfall of approximately 84 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+84°F
Avg. max. temperature
+59°F
Min.
+93°F
Max.
84 mm
Total precipitation
77%
Avg. humidity
3 m/s
Avg. wind
2 ☀️
Sunny Days
8 ⛅️
Cloudy
21 🌦
Rainy
Our opinion: Cancun has OK weather in May.

Average temperature in Cancun in May

Here are the expected maximum, average and minimum temperatures in Cancun for May based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in May is +86°F with a maximum of +90°F and a minimum of +70°F.

The average maximum temperature goes up 36% by the end of the month, compared with the beginning of the month, from +82°F to +90°F.

Is Cancun warm or cold in May?

Cancun is typically warm in May.

Maximum temperatures go up compared to the previous month from +82°F to +84°F. The minimum temperature also goes up from +75°F to +77°F.

It’s generally warm, but pack a long-sleeve shirt for evenings.

Take a look at how May is compared to other months in Cancun:

Water temperature in Cancun in May

Water in Cancun in May is Warm. It varies from +80°F to +83°F, with an average of +81°F. This is almost similar to the air temperature, which averages +84°F.

In May, water temperatures are average relative to the rest of the year:

The warmest water temperatures in Cancun are reached in August, when the average sea temperature rises to +85°F. The coldest water temperatures are in January, with an average of +78°F.

Can you swim in Cancun in May?

You can absolutely swim in Cancun in May, the water is warm (+81°F in average), similar to heated pools. Suitable for most people, including children and the elderly.
🦭
Cold
Below +61°F
🏄‍♂️
Fresh
61°F - 70°F
🏊
Comfortable
70°F - 77°F
👙
Warm
77°F - 82°F
🔥
Very warm
+82°C and up
Bring your swimming suit, sunscreen and your favorite inflatable pink flamingo.

Travel to Cancun

Click to see more details
✈️
3
Flights per week
$338
Min. Price
$338
Max. Price

Climate in Cancun in May

Cancun weather looks like this, on average, in May and the surrounding months.
AprilMayJune
Avg. temperature
+82°F+84°F+84°F
Min. temperature
+59°F+59°F+72°F
Max. temperature
+90°F+93°F+97°F
Rainfall
32 mm84 mm164 mm
Wind
3 m/s3 m/s3 m/s
Avg. water temperature
+80°F+81°F+83°F
Humidity
75%77%80%
Air pressure
1013 HPa1013 HPa1013 HPa
Sunny days
321
Cloudy days
1384
Rainy days
142124
Snowy days
000

May typically has worse weather conditions compared to April. It’s getting warmer as May arrives. The average maximum temperature goes up from +82°F to +84°F during the day. Prepare for more rain. Average rainfall goes from 32 mm to 84 mm. Humidity rises from 75% to 77%. The average wind speed doesn’t change much during May, staying around 3 m/s. The days becoming less sunny, going from 3 sunny days in April to 2 in May.

June brings much the same weather, it remains ok.

Wind

Wind speed in Cancun in May based on historical data.
Last Year
Historical Data

The average wind speed is 4 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Cancun is gradually decreasing during May, going from 4 m/s to 3 m/s over the course of the month.

Rain

Amount of rainfall in mm during May in Cancun based on historical data.
Last Year
Historical Data
Total precipitation in May is about 30 mm, with a 29% chance of rain on a typical day. The maximum amount of rainfall per day is around 14 mm, which is considered light rain. On average, there are about 9 rainy days during May, so prepare to bring an umbrella.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Cancun wettest month is September, where a typical day has a 87% chance of precipitation and 170 mm of rainfall per day. March, on the other hand, is the driest month with a mere 45% chance of precipitation and 32 mm of rainfall per day.

How was the weather last May in Cancun?

This is the weather in Cancun in May 2023:
1 May
☀️
+82°F
2 May
☁️
+84°F
3 May
☁️
+86°F
4 May
☁️
+87°F
5 May
☁️
+85°F
6 May
☀️
+85°F
7 May
☁️
+87°F
8 May
☀️
+85°F
9 May
☁️
+85°F
10 May
☁️
+86°F
11 May
🌧️
+84°F
12 May
🌧️
+85°F
13 May
🌧️
+84°F
14 May
🌧️
+84°F
15 May
☁️
+82°F
16 May
☁️
+84°F
17 May
☁️
+85°F
18 May
☁️
+88°F
19 May
☁️
+87°F
20 May
☁️
+85°F
21 May
☁️
+87°F
22 May
☀️
+87°F
23 May
☀️
+87°F
24 May
☀️
+88°F
25 May
☁️
+83°F
26 May
☀️
+84°F
27 May
☀️
+85°F
28 May
☁️
+85°F
29 May
☁️
+85°F
30 May
☀️
+86°F
31 May
☁️
+89°F
In May 2023 Cancun had 9 sunny days, 18 cloudy days, and 4 rainy days. The average maximum temperature was +86°F, with an absolute maximum of +90°F and a minimum of +82°F. The average humidity was 80%, with a maximum of 100% and a minimum of 63%. The average wind speed was 4 m/s, with a maximum of 9 m/s and a minimum of 0 m/s.
Are you planning a trip in May?

Climate Change Over the Years

This is how Cancun climate has changed over the last 43 years.

The climate in Cancun in May has not changed that much over the last 43 years.

The average temperature was the lowest in 1984 (+80°F) and the highest in 2019 (+86°F). The driest year was 2004 with only 635 mm of rainfall, and the wettest year was 2013 with 2270 mm.

FAQ

Frequently asked questions about the weather in Cancun in May:

Is May a good time to visit Cancun?

It’s always a good time to visit Cancun, but the weather is changeable in May, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Cancun in May?

May is warm in Cancun. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Can you swim in Cancun in May?

Yes, you can swim in Cancun in May, the water temperature averaging at +81°F. This temperature is considered warm and comfortable for most swimmers.

Is Cancun rainy in May?

Cancun is often rainy in May. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Cancun in May?

Usually, it’s not very sunny in Cancun in May, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

How much does it cost to fly to Cancun in May?

The normal prices to fly to Cancun is $338 - $338. It means that the majority of our users have picked flights in this range. To find the best price we recommend you search early, using our flexible dates feature.

Other cities in Mexico

Check out the weather for other cities in Mexico.

Monthly weather in Cancun

Source of the data

For this page, we’ve looked at the typical weather in Cancun, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.