Cabo San Lucas in December

In December, Cabo San Lucas averages 26°C (79°F) during the day and 18°C (65°F) at night, with only about 3 rainy days.

Peak season

Conditions are warm and beach-friendly. Skies are generally dry and clear.

December is a great month to visit Cabo San Lucas: pleasant temperatures and relatively few wet days.

26°C
Avg high
18°C
Avg low
3
Rain days
3 mm
Rainfall

How December compares to the rest of the year in Cabo San Lucas

10th
warmest month of the 12
7th
wettest month of the 12
1%
of yearly rainfall falls in December
10 h 44 min
daylight on the 15th

December is one of the coolest months in Cabo San Lucas (10th of 12) and moderately rainy compared to the rest of the year (7th of 12). Daytime temperature runs 3°C below the annual average (29°C). December runs 3°C cooler than November (29°C) and cools 1°C in January (26°C).

December sunrise & sunset in Cabo San Lucas

🌅
Sunrise (15th)
6:52 AM
🌇
Sunset (15th)
5:37 PM
Day length
10 h 44 min

Times shown for Cabo San Lucas local time (America/Mazatlan), calculated for the 15th of December. They shift by a few minutes day to day across the month.

Photography light in Cabo San Lucas — December

Golden-hour and blue-hour windows for the 15th of December, in Cabo San Lucas's local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
5:52 AM – 6:32 AM
🌄 Golden hour (AM)
6:32 AM – 7:32 AM
🌇 Golden hour (PM)
4:57 PM – 5:57 PM
🌆 Blue hour (PM)
5:57 PM – 6:37 PM

📅 When to book — Cabo San Lucas in December

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on December's tier (Peak season) and Cabo San Lucas's popularity.

✈ Flights — lead time
3-5 months
Flight prices are near their annual peak. Watch fare-alert tools, book directly when you see a fare under the typical range for this city.
🏨 Lodging — lead time
3-5 months
Reasonable selection still available at 3-4 months out, but central locations vanish first.
⚠ Christmas / New Year travel is a global premium-pricing event — many destinations 30-50% above normal. Book 4+ months ahead if your dates are Dec 20 - Jan 2.

Crowds & pricing — December in Cabo San Lucas

Peak season

Cabo San Lucas is in peak season during this month — expect bigger crowds at famous sights, higher hotel and flight prices, and longer queues. Restaurant reservations a few days out are advisable, and any boutique hotels you have your eye on should be booked weeks ahead. The trade-off: most attractions, restaurants, and seasonal services are fully open, the weather is at its most reliable, and the city feels at its most alive.

Why this tier: excellent tourism weather Christmas / New Year travel surge beach-season conditions

Sun & mosquito risk — December in Cabo San Lucas

☀️ UV Index (noon, 15th)
8.1
Very high
Limit sun exposure between 11 AM and 3 PM; SPF 30-50, reapply every 90 minutes outdoors.
🦟 Mosquito risk
●●●○○
Moderate
Active mosquito season. DEET 25-30% repellent recommended, especially at dawn/dusk.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Sea temperature in Cabo San Lucas — December

25.2°C (77°F)
warm
comfortable for extended swimming

Across the year Cabo San Lucas's sea swings from 21°C (February) to 29.9°C (August) — December sits at 25.2°C.

Cabo San Lucas in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 26°C / 78°F 17°C / 63°F 6 mm 2
February 26°C / 79°F 17°C / 63°F 7 mm 2
March 27°C / 81°F 19°C / 65°F 1 mm 1
April 29°C / 83°F 20°C / 68°F 0 mm 0
May 30°C / 85°F 21°C / 70°F 1 mm 1
June 31°C / 87°F 24°C / 75°F 20 mm 3
July 32°C / 90°F 27°C / 80°F 22 mm 8
August 32°C / 90°F 27°C / 80°F 103 mm 16
September 31°C / 88°F 26°C / 79°F 102 mm 16
October 31°C / 88°F 24°C / 76°F 33 mm 6
November 29°C / 84°F 22°C / 71°F 15 mm 3
December 26°C / 79°F 18°C / 65°F 3 mm 3

Other cities with similar December weather

🌍 See the full ranked list of climate twins for Cabo San Lucas in December →

Frequently asked questions

How hot is Cabo San Lucas in December?

In December, Cabo San Lucas averages a high of 26°C (79°F) and a low of 18°C (65°F) — generally warm.

Does it rain a lot in Cabo San Lucas in December?

December is generally dry in Cabo San Lucas, with about 3 rainy days on average.

Is December a good time to visit Cabo San Lucas?

December is warm and mostly dry. It suits travelers who are comfortable with warm weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Cabo San Lucas in December?

Pack light layers for warm days and cooler evenings. See the full December packing list for Cabo San Lucas for a complete, climate-based checklist.

Open Cabo San Lucas on the interactive map

Check the live 10-day forecast and sunrise/sunset.