Monthly climate guide
Cabo San Lucas weather in December
December in Cabo San Lucas is typically warm, with average daytime highs around 25°C (78°F) and night-time lows near 20°C (68°F). The month usually brings about 18 mm of rain (very dry) and is a mix of sun and cloud. Daytime highs are 3°C cooler than November and about the same as January.
What stands out in December
- Just 330 km apart, but Cabo San Lucas runs about 2°C cooler than Culiacán this month.
- Only 2 months are cooler in Cabo San Lucas than December.
- There's little difference between day and night (around 5°C).
- Expect more cloud than at any other time of year.
Avg high
25°C
78°F
Avg low
20°C
68°F
Rainfall
18 mm
very dry
Humidity
64%
relative
Sky
52%
cloud · a mix of sun and cloud
Cabo San Lucas weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 25°C / 77°F | 19°C / 66°F | 8 mm | 62% | 42% |
| February | 25°C / 77°F | 18°C / 65°F | 12 mm | 62% | 40% |
| March | 26°C / 79°F | 19°C / 66°F | 3 mm | 60% | 32% |
| April | 27°C / 80°F | 19°C / 67°F | 2 mm | 60% | 40% |
| May | 28°C / 82°F | 20°C / 68°F | 1 mm | 60% | 33% |
| June | 29°C / 84°F | 22°C / 72°F | 5 mm | 64% | 33% |
| July | 31°C / 88°F | 26°C / 78°F | 19 mm | 67% | 47% |
| August | 31°C / 88°F | 27°C / 80°F | 88 mm | 71% | 55% |
| September | 31°C / 87°F | 27°C / 80°F | 112 mm | 74% | 51% |
| October | 31°C / 87°F | 26°C / 78°F | 30 mm | 67% | 27% |
| November | 29°C / 83°F | 23°C / 74°F | 30 mm | 64% | 39% |
| December | 25°C / 78°F | 20°C / 68°F | 18 mm | 64% | 52% |
What to pack for December
- T-shirts plus a light layer for the evening
- Comfortable trainers or sandals for long walks
Is December a good time to visit Cabo San Lucas?
Compare the months in the chart above to find your ideal window.
Best time to visit Cabo San Lucas →Other Mexico cities in December
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Cabo San Lucas weather in December. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/mexico/cabo-san-lucas/december
<a href="https://weathercompare.eu/weather/mexico/cabo-san-lucas/december">Cabo San Lucas weather in December</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/mexico/cabo-san-lucas" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Cabo San Lucas weather in December"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/mexico/cabo-san-lucas/december">Cabo San Lucas weather in December</a> – WeatherCompare</p>
Cabo San Lucas in December: quick answers
Is December a good time to visit Cabo San Lucas?
December is a reasonable time for Cabo San Lucas: highs around 25°C and about 18 mm of rain, though not one of the three best months.
How warm is Cabo San Lucas in December?
Average highs are about 25°C (78°F) and average lows about 20°C (68°F), based on 10 years of daily data.
Does it rain a lot in Cabo San Lucas in December?
Cabo San Lucas typically gets around 18 mm of rain in December — very dry.
Figures are long-term averages for the area around Cabo San Lucas (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.