Cabo San Lucas, Mexico skyline

Cabo San Lucas Weather in December

Typical December weather in Cabo San Lucas, Mexico, based on 2006–2025 climate averages.

In December, Cabo San Lucas averages a high of 26.2°C (79.2°F) and a low of 18.6°C (65.5°F), with about 1 rainy days (8 mm of rain) and 9.8 hours of sunshine a day.

Avg high

26.2°C (79.2°F)

Avg low

18.6°C (65.5°F)

Rainfall

8 mm (0.3 in)

Rainy days

1 days

Sunshine

9.8 h / day

Humidity

64%

December vs the rest of the year

Here is how every month in Cabo San Lucas stacks up against December — the 6th driest month for rain.

MonthAvg highvs DecemberRainRainy days
January25.1°C (77.2°F)−1.1°C (−2°F)4 mm1
February25.4°C (77.7°F)−0.8°C (−1.4°F)5 mm1
March26.6°C (79.9°F)+0.4°C (+0.7°F)1 mm0
April27.7°C (81.9°F)+1.5°C (+2.7°F)0 mm0
May29°C (84.2°F)+2.8°C (+5°F)1 mm0
June29.8°C (85.6°F)+3.6°C (+6.5°F)11 mm1
July31.7°C (89.1°F)+5.5°C (+9.9°F)20 mm4
August31.9°C (89.4°F)+5.7°C (+10.3°F)68 mm8
September31°C (87.8°F)+4.8°C (+8.6°F)110 mm9
October30.9°C (87.6°F)+4.7°C (+8.5°F)38 mm3
November28.7°C (83.7°F)+2.5°C (+4.5°F)13 mm1
December26.2°C (79.2°F)—8 mm1

What December feels like in Cabo San Lucas

December is part of Cabo San Lucas's dry season, when rain totals drop well below the wet months. Days are warm enough for short sleeves, and time outdoors is easy. There is little difference between day and night: nights stay mild, and evenings feel much like the afternoon. The air carries some moisture, so hot spells feel a little sticky.

Rain in Cabo San Lucas in December

Dry weather dominates, and an umbrella can mostly stay packed. Each rainy day adds about 7.9 mm (0.3 in), a proper wetting rather than a sprinkle. Across the year Cabo San Lucas averages about 9.6 mm per rainy day, so December is typical.

How December compares to the rest of the year

In Cabo San Lucas's temperature order, December sits as the 3rd coolest month. Compared with November, afternoons are 2.5°C (4.5°F) cooler, with 5 mm less rain. Temperatures keep falling into January. By January, typical highs are 25.1°C (77.2°F).

Who December suits

  • Sightseeing: a good fit — comfortable enough to explore on foot all day.
  • Parks & outdoor: less ideal — afternoons are too warm to linger outside.

Tips for visiting Cabo San Lucas in December

Sunglasses

Bright days make sunglasses worth packing.

Quick questions

How warm is Cabo San Lucas in December?

Afternoons average 26.2°C (79.2°F) and nights about 18.6°C (65.5°F) — warm by most people's standards. It is the 3rd coolest month of the year.

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

No — December is one of the drier times, with about 1 rainy days and 8 mm in total.

What should I wear in Cabo San Lucas in December?

Pack sunglasses. There is little need to change for the evening.

Is December or January better for visiting Cabo San Lucas?

January, narrowly: it ranks #3 of 12 among Cabo San Lucas's months, against #4 for the other. January is cooler.

Is December a good time to visit Cabo San Lucas?

Great

Great — comfortable temperatures, mostly dry (about 1 rainy days), plenty of sunshine (9.8 h a day). Within Cabo San Lucas's own year, December ranks #4 of 12.

December in other Mexico cities

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Monthly averages from 20 years of Open-Meteo history (2006–2025), not a forecast — see all 12 months in Cabo San Lucas weather by month.