Cancun is a popular escape for many visitors from cold climates. It is known for its warm weather and water and its many resorts. Most people visit in the winter and early spring between the months of December and April. This is peak season so Cancun will be crowded. But even with the crowds, the weather is perfect and, contrary to what you might think, room rates and airfares are affordable, making winter and early spring the best time to visit Cancun, Mexico. Avoid Cancun during the period between mid-March and early-April - this is when spring break brings huge crowds to Cancun. Cancan can be extremely hot during the summer while significant storms can hit during the fall months.

January is Cancun’s coolest month of the year with the high temperature peaking at 82°F (28°C). The low temperature is mild at 70°F (21°C).

In February, Cancun receives a 9-hour average of daily sunshine. This comes with an increased average high temperature of 84°F (29°C) while the average low temperature holds steady at 70°F (21°C).

March sees the average high temperature rise another few degrees to 86°F (30°C). During this month, the average low temperature also increases to 72°F (22°C).

Cancun Weather in April: It’s a dry month in April with the lowest precipitation rate of the year at 27mm. The high temperature and the low temperature both continue to increase and range between 90°F (32°C) and 73°F (23°C).

In May, the average high temperature increases a single degree to 91°F (33°C). This coincides with the highest daily average of sunshine for the whole year at 11 hours. Meanwhile, the low temperature gets bumped up a few degrees to 75°F (24°C).

June’s high temperature average holds steady at 91°F (33°C) while the low temperature average increases a few degrees to 77°F (25°C).

In July, the average high and average low temperatures remain constant at 91°F (33°C) and 77°F (25°C) respectively. July is arguably the best month to hit the beaches with an average sea temperature of 84°F (29°C).

Cancun Weather in August: The hottest month of the year in Cancun is August as the average high temperature climbs to 93°F (34°C). Low temperature averages remain at 77°F (25°C).

September is the year’s wettest month with precipitation levels at 270mm. High temperature averages measure in at 91°F (33°C) while the average low temperature holds steady at 77°F (25°C).

In October, the climate takes a dip with the average high temperature and the average low temperature at 88°F (31°C) and 75°F (24°C) respectively.

November gets rainy in Cancun with precipitation rates at 270mm. The high temperature average decreases slightly to 86°F (30°C) along with the low temperature average which goes down to 73°F (23°C).

Cancun Weather in December: The average daily sunshine of December is the least in the year at 8 hours. This is matched by the second coldest temperatures of the year with the average high temperature at 82°F (28°C) and the average low temperature at 70°F (21°C).

If you’re visiting Cancun with the intention of catching the best parties and meeting other party-going travelers, make sure to visit during the peak season from December to April. For the least number of tourists, plan your visit in between the months of May and June as well as September and October. The best deals and discounts can be enjoyed in the late spring. Make sure to avoid the late fall months, however, as this is the time that is most prone to bad storms. Verified Resource: The Weather Channel

Resources:
NOAA
AMS