Plan your trip with our month-by-month Cozumel weather guide. See temperatures, rainfall, crowds, and the best months for diving, sunsets, and budget travel.


Cozumel enjoys a tropical climate with warm temperatures year-round, but seasonal shifts in rainfall, humidity, and wind dramatically impact travel experiences. From peak beach days and diving visibility to stormy afternoons and cooler evenings—knowing when to go means making the most of your island getaway.

Cozumel’s climate offers diverse experiences throughout the year. Whether you’re a diver, a beach lover, or an explorer of Mayan ruins, knowing what to expect from Cozumel’s weather will ensure a more enjoyable and well-prepared trip.This guide breaks down Cozumel’s climate month by month, offering infographic-ready summaries, snackable tables, and information gain indicators like crowd levels, diving windows, and planning hacks that other summaries miss.

Cozumel Weather: Planning Your Perfect Island Getaway

Cozumel truly offers something for every traveler, regardless of the season. While the dry season (December to April) is celebrated for its comfortable temperatures, low humidity, and minimal rainfall, making it the best time to visit Cozumel for ideal weather, the wet season (May to October) also holds its unique charm. During the wetter months, you’ll find lush landscapes, fewer crowds, and often more attractive deals on accommodations and activities.
Even during hurricane season (June to November), direct hits are relatively rare, and tropical storms often pass quickly, leaving behind clear skies. By understanding the nuances of Cozumel’s monthly weather patterns, including average temperatures, rainfall, humidity, and factors like sargassum seaweed, you can plan your trip with confidence and make informed decisions.
Whether your ideal Cozumel vacation involves basking in endless sunshine, exploring vibrant coral reefs, enjoying cozumel nightlife at some of the best beach bars and beachfront restaurants and clubs, being prepared for the island’s climate will enhance your experience.
Use this guide to tailor your visit to your preferred weather conditions, ensuring a memorable and enjoyable adventure on this beautiful Caribbean island with some of the best cruise ports.

Cozumel Climate Guide: What You Need to Know

Cozumel’s tropical climate ensures warm temperatures throughout the year, with an average annual temperature of around 81°F (27°C). However, distinct seasons influence the daily experience, primarily divided into a dry season and a wet season.
  • Warm Year-Round: Average temperatures range from 70°F (21°C) in winter to 89°F (32°C) in summer.
  • Humidity: Always present, but peaks in late summer. The dew point is a crucial factor for comfort; a high dew point (above 70°F/21°C) indicates sticky conditions.
  • Hurricane Season: Officially runs from June through November.
  • Dry Season: December through April, characterized by less rain and lower humidity.
  • Wet Season: May through October, with August to October being the wettest months.

Cozumel’s Climate by Season

Season Months Weather Highlights
Dry Season Dec–Apr Mild temps (70s–80s °F), low rainfall, optimal for outdoor tours Wikipedia
Wet Season May–Oct High heat, humidity, frequent rain showers, especially Aug–Oct Wikipedia
Hurricane Season Jun–Nov Elevated storm risk Sept–Oct; riskier for cruise-based visits Wikipedia

Month-by-Month Weather Snapshot For Perfect Cozumel Trip Planning

Here’s a streamlined overview to help you zero in on the perfect travel window:

Month Avg Temp (High-Low) Rainfall & Wet Days Highlights & Planning Tips
Jan–Feb 81–82 °F / ~66 °F Minimal rain, moderate humidity Weather Spark Breezy evenings, less humidity—great for beach lounging.
Mar–Apr 84–86 °F / 67–71 °F <2 in rain, avg. 4 wet days Weather Spark Prime time for snorkeling, clear skies, moderate crowds.
May–Jul 88–89 °F / 72–75 °F Increasing rain, warmest waterscaribeez.com  Ideal for budget travelers—expect hot afternoons & short showers.
Aug–Oct 89 °F / 74 °F Peak rainfall/typhoon risk, many rainy days Wikipedia Skip if seeking predictable sunshine; book flexible plans.
Nov–Dec 89–88 °F / 67 °F Rain tapering, humidity easingTime and Date  Great shoulder months—nice balance of weather, crowds & prices.

Lets dive into Cozumel Weather by Month 

Cozumel Weather in January – February

  • Temperature: Highs around 81–82 °F, lows near 66 °F.

  • Rainfall: Light, with ~3 wet days/month.

  • Humidity: Comfortable, lowest of the year.

Travel Experience:

    • Breezy evenings, cooler nights = great for walking downtown.

    • Excellent time for diving (clear water, calm currents).

    • High tourist season—expect premium hotel & bar prices.

Summary Table:

Factor Jan – Feb Conditions Travel Impact
Temp (High/Low) 81–82 °F / 66 °F Comfortable beach weather
Rainfall Minimal Little disruption
Crowds High (peak season) Plan early reservations
Best For Diving, beach clubs, downtown nightlife

Cozumel Weather in March – April

  • Temperature: Highs rise to 84–86 °F, lows 67–71 °F.

  • Rainfall: Dry season peak, with <2 inches/month.

  • Humidity: Still mild, making it perfect for outdoor activities.

Travel Experience:

Summary Table:

Factor Mar – Apr Conditions Travel Impact
Temp (High/Low) 84–86 °F / 67–71 °F Warm, great for snorkeling
Rainfall Very low (<2 in) Near-guaranteed sunshine
Crowds High (Spring Break) Book tours early
Best For Snorkeling, diving, sunset photography

Cozumel Weather in May – July

  • Temperature: Highs 88–89 °F, lows 72–75 °F.

  • Rainfall: Increasing—occasional afternoon showers, but mornings usually clear.

  • Humidity: Higher, noticeable in mid-day heat.

  • Travel Experience:

    • Warmest ocean temps → perfect for swimming, snorkeling, and diving without wetsuits.

    • Budget travelers benefit from lower hotel & excursion prices vs. winter.

    • Expect short rain showers, but they rarely ruin a full day.

Summary Table:

Factor May – Jul Conditions Travel Impact
Temp (High/Low) 88–89 °F / 72–75 °F Hot, humid afternoons
Rainfall Moderate (increasing) Short showers, mostly evenings
Crowds Medium More space at beaches
Best For Budget travel, warm-water diving, family trips

Cozumel Weather in August – October

  • Temperature: Around 89 °F / 74 °F, very warm but humid.

  • Rainfall: Peak of the wet season—frequent downpours.

  • Hurricane Risk: Highest in September–October; itineraries can shift.

  • Travel Experience:

    • Not ideal for sunset lovers—skies often cloudy.

    • Diving still possible, but visibility varies with storms.

    • Quietest months—great for deep discounts on hotels & tours if you don’t mind rain.

Summary Table:

Factor Aug – Oct Conditions Travel Impact
Temp (High/Low) 89 °F / 74 °F Hot, sticky
Rainfall High Frequent storms
Crowds Low Great deals, quieter island
Best For Budget travelers, off-season adventurers

 

Cozumel Weather in November – December

  • Temperature: Highs 88–89 °F, lows around 67 °F.

  • Rainfall: Rain tapers off; November still sees some showers, but December is dry and sunny.

  • Humidity: Drops steadily, making evenings breezy and pleasant.

  • Travel Experience:

    • November = shoulder season, fewer crowds, and good deals.

    • December = start of peak season with holiday traffic—expect higher prices.

    • Excellent months for diving, snorkeling, and sunsets.

Summary Table:

Factor Nov – Dec Conditions Travel Impact
Temp (High/Low) 88–89 °F / 67 °F Warm days, cool nights
Rainfall Low (decreasing) Mostly sunny skies
Crowds Medium → High Big jump in late Dec
Best For Diving, sunset bars, couples’ trips

 

 Watch out for: High prices and large crowds, especially around Christmas and New Year’s. Make dinner reservations and book tours well in advance.
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