Monthly climate guide
Ubatuba weather in December
Expect hot weather in Ubatuba in December: afternoons reach about 27°C (81°F), while nights drop to around 22°C (71°F). Around 195 mm of rain falls over the month (very wet), and skies are often cloudy. Daytime highs are 2°C warmer than November and about the same as January.
What stands out in December
- There's little difference between day and night (around 5°C).
- This is rainy-season territory in Ubatuba: short, heavy downpours are typical.
- Humidity near 84% makes 27°C feel stickier than it sounds.
- Only 2 months are warmer in Ubatuba than December.
Avg high
27°C
81°F
Avg low
22°C
71°F
Rainfall
195 mm
very wet
Humidity
84%
relative
Sky
76%
cloud · often cloudy
Ubatuba weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 28°C / 82°F | 23°C / 74°F | 247 mm | 83% | 72% |
| February | 28°C / 82°F | 23°C / 74°F | 225 mm | 84% | 67% |
| March | 27°C / 80°F | 22°C / 72°F | 206 mm | 85% | 70% |
| April | 25°C / 78°F | 21°C / 70°F | 113 mm | 84% | 62% |
| May | 24°C / 75°F | 19°C / 66°F | 69 mm | 81% | 64% |
| June | 24°C / 74°F | 18°C / 65°F | 63 mm | 81% | 59% |
| July | 23°C / 74°F | 17°C / 63°F | 36 mm | 78% | 51% |
| August | 24°C / 75°F | 17°C / 63°F | 47 mm | 78% | 51% |
| September | 25°C / 77°F | 18°C / 65°F | 69 mm | 78% | 60% |
| October | 26°C / 78°F | 19°C / 67°F | 105 mm | 81% | 71% |
| November | 25°C / 77°F | 20°C / 68°F | 182 mm | 84% | 77% |
| December | 27°C / 81°F | 22°C / 71°F | 195 mm | 84% | 76% |
What to pack for December
- Light, breathable clothing (cotton or linen)
- A sun hat and high-SPF sunscreen
- A refillable water bottle
- A compact umbrella or packable rain jacket
- Water-resistant shoes
- Quick-dry fabrics — it feels stickier than the temperature suggests
Is December a good time to visit Ubatuba?
Compare the months in the chart above to find your ideal window.
Best time to visit Ubatuba →Other Brazil cities in December
Cite or embed this data
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Ubatuba weather in December. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/brazil/ubatuba/december
<a href="https://weathercompare.eu/weather/brazil/ubatuba/december">Ubatuba weather in December</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/brazil/ubatuba" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Ubatuba weather in December"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/brazil/ubatuba/december">Ubatuba weather in December</a> – WeatherCompare</p>
Ubatuba in December: quick answers
Is December a good time to visit Ubatuba?
December is one of the wetter months in Ubatuba, with about 195 mm of rain. You can still go: pack a rain jacket and keep plans flexible.
How warm is Ubatuba in December?
Average highs are about 27°C (81°F) and average lows about 22°C (71°F), based on 10 years of daily data.
Does it rain a lot in Ubatuba in December?
Ubatuba typically gets around 195 mm of rain in December — very wet.
Figures are long-term averages for the area around Ubatuba (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.