If you've been debating when to visit Cabo San Lucas, stop debating. December and January are it.

The weather is as close to perfect as it gets anywhere on earth — sunny, warm, and dry with almost no humidity. The humpback whales have arrived. The crowds are manageable compared to spring break. And the whole region has a festive energy that makes it feel like the trip you've been promising yourself all year.

Here's everything you need to know to plan a great holiday season trip to Cabo.

Why December and January Are the Best Months

Cabo sits at the southern tip of the Baja California Peninsula, where the Pacific Ocean meets the Sea of Cortez. That geography creates a climate that's genuinely exceptional in winter.

The weather: December and January average highs of 80–84°F (27–29°C) with lows around 62–65°F (17–18°C). It's warm enough to swim, snorkel, and spend all day outside, but not the intense heat of summer. Rainfall is essentially zero — December and January are the driest months of the year.

The ocean: Water temperatures hover around 72–76°F (22–24°C) — comfortable for swimming and excellent for snorkeling. Visibility in the water is typically at its best during winter months.

No hurricanes: Hurricane season in Baja runs June through October. By December, it's completely over. You can book your trip with confidence knowing the weather will cooperate.

The whales: This is the big one. Humpback whales begin arriving in Cabo's waters in December and stay through April. These are the same whales that spend summers feeding in Alaska — they migrate south to the warm waters of Baja to breed and give birth. Seeing a humpback breach 50 feet from your boat is something you never forget.

Whale Watching in December and January

Whale watching is the signature experience of Cabo's winter season, and for good reason. The waters around Cabo are one of the most reliable places in the world to see humpback whales up close.

When do they arrive? The first humpbacks typically appear in late November or early December. By mid-December the population is building, and January through March is peak season with whales virtually guaranteed on every trip.

What will you see? Humpbacks are the showoffs of the whale world. They breach (full body launches out of the water), slap their pectoral fins, spy-hop (poke their heads straight up), and produce the haunting songs that males use to attract mates. A good whale watching trip in January might have you watching multiple whales simultaneously.

Gray whales are also present in winter, though they're more commonly seen on day trips to Magdalena Bay or the lagoons of northern Baja. If you want a dedicated gray whale experience, that's a full-day excursion worth adding to your itinerary.

We offer whale watching tours ranging from shared group trips to private boats — if you're visiting in December or January, this should be at the top of your list.

Top Things to Do in Cabo During the Holidays

Snorkeling and Water Activities

The winter water clarity in Cabo is exceptional. Snorkeling at Pelican Rock near El Arco, at Santa Maria Bay, or at Chileno Bay puts you in the water with tropical fish, sea lions, and occasionally manta rays. The conditions are calmer than summer, and the cooler air temperature makes getting in and out of the water more comfortable.

Beyond snorkeling, December and January are great for:

• Catamaran sailing — sunset cruises are spectacular in winter light
• Kayaking — calm bays and clear water make for easy paddling
• Stand-up paddleboarding — the protected waters near Medano Beach are ideal
• Jet skiing and wave runners — always popular, always fun

Fishing

December and January are excellent months for sport fishing in Cabo. While the summer billfish season winds down, winter brings:

• Striped marlin — peak season is November through May; January is prime
• Yellowfin tuna — present year-round, often in large schools in winter
• Dorado (mahi-mahi) — still around in early December
• Wahoo — fast and aggressive, a winter favorite

A half-day or full-day fishing charter is one of the best ways to spend a morning in Cabo, and the winter conditions make for comfortable time on the water.

ATV and Desert Adventures

Cabo isn't just ocean. The desert landscape of Baja California is dramatic and beautiful, and winter is the ideal time to explore it — temperatures are comfortable rather than scorching, and the light is gorgeous.

ATV tours through the desert, UTV off-road adventures, camel rides, and zipline experiences at Wild Canyon are all excellent in December and January. These are great options for days when you want a break from the beach, or for family members who prefer land-based adventures.

Day Trips from Cabo

The holiday season is a great time to explore beyond the resort corridor:

Todos Santos — A charming colonial town about an hour north of Cabo on the Pacific side. Art galleries, excellent restaurants, a famous hotel (the Hotel California), and a completely different vibe from the Cabo strip. Perfect for a half-day or full-day excursion.

San José del Cabo — The quieter, more colonial half of the Los Cabos corridor. The historic downtown has excellent restaurants, galleries, and a beautiful church square. The Thursday Art Walk (November through June) is a highlight.

La Paz — About two hours north, La Paz is one of the most beautiful cities in Mexico. The malecón (waterfront promenade) is stunning, the food is excellent, and day trips to swim with whale sharks (November through April) depart from here.

Christmas and New Year's in Cabo

Cabo has a genuine festive atmosphere during the holidays. The marina area and downtown are decorated, restaurants run special holiday menus, and there's a warmth to the season that mixes Mexican holiday traditions with the international crowd that fills the hotels.

Christmas Eve and Christmas Day are celebrated enthusiastically in Mexico. Expect posadas (traditional pre-Christmas celebrations), fireworks, and a festive atmosphere in the streets. Many restaurants offer special holiday dinners — book ahead if you want a table at a popular spot.

New Year's Eve in Cabo is legendary. The marina area and Medano Beach become the center of a massive outdoor celebration. Fireworks over the water, live music, and a crowd that's genuinely happy to be exactly where they are. It's one of the best New Year's Eve experiences in North America — and you're doing it in 75-degree weather.

If you're planning to be in Cabo for New Year's, book your accommodation as early as possible. It's the single busiest night of the year and rooms go fast.

Practical Tips for Holiday Travel to Cabo

Book everything early. December and January are peak season. Flights, hotels, and popular tours fill up — especially the week between Christmas and New Year's. If you're traveling during that window, book 2–3 months in advance.

The airport. Los Cabos International Airport (SJD) is well-served from most major US cities. Direct flights from Los Angeles, Phoenix, Dallas, Houston, Denver, Chicago, and many others make it an easy destination. Flight times from the US Southwest are under 3 hours.

Getting around. The Los Cabos corridor runs about 20 miles between the airport, San José del Cabo, and Cabo San Lucas. Taxis and ride-shares are available, but an airport transfer booked in advance is the easiest and most reliable way to start your trip. Car rentals are a good option if you want flexibility to explore on your own schedule.

What to pack. Light summer clothes for daytime, a light layer for evenings (it does cool down after sunset). Reef-safe sunscreen — the sun is strong even in winter. Comfortable walking shoes for exploring towns. A light rain jacket is almost certainly unnecessary but takes up no space.

Currency. US dollars are widely accepted in the tourist areas of Cabo. Mexican pesos get you better rates at local restaurants and markets. ATMs are widely available.

Why Cabo Beats Other Winter Destinations

When you're comparing winter getaway options, Cabo holds up well against the alternatives:

• Closer than the Caribbean for most US travelers, with shorter flights and no time zone change
• Better fishing than Hawaii in winter, with more variety and lower prices
• More authentic than Cancún — Cabo has a real local culture alongside the tourism
• Warmer and drier than Puerto Vallarta in December and January
• More affordable than Los Cabos used to be — the growth of direct flights has increased competition and kept prices reasonable

Ready to Plan Your Trip?

December and January in Cabo San Lucas deliver everything a winter escape should — warmth, beauty, adventure, and the kind of relaxation that actually recharges you. Whether you're coming for the whale watching, the fishing, the food, or just to sit on a beach in the sun while everyone back home is shoveling snow, Cabo delivers.

Our local team is here to help you put together the perfect itinerary. Browse our tours and experiences, check out our airport transfers and car rentals, or reach out directly — we know Cabo, and we love helping people have the trip of their lives here.

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Planning a holiday trip to Cabo? Contact us and we'll help you build a custom itinerary for your group.