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Itatiaia Weather in December
December in Itatiaia averages 27°C (81°F) during the day and 18°C (64°F) at night. December is part of the rainy season, with around 367 mm (14 in) of rainfall and frequent showers.
Rainfall in Itatiaia in December
As part of the rainy season, Itatiaia sees around 22 days of rain in December, with an average of 367 mm (14 in). Showers during the rainy season tend to be heavy and can come down intensely. An umbrella is often not enough, so a poncho or waterproof jacket is a better choice.
Temperature in Itatiaia in December
December in Itatiaia sees highs of 27°C (81°F) and lows of 18°C (64°F) overnight. Overall, the month follows a fairly predictable daily temperature pattern. At 18°C (64°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July and August typically offer the best weather for Itatiaia.
Itatiaia Temperature in December
Min Temperature
18°C (64°F)
Max Temperature
27°C (81°F)
Chance of Rain
73%
Precipitation
367 mm (14 in)
Rainy days
22 days
Itatiaia Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Itatiaia - and find the best time to visit.
Best Places in Brazil in December
Find out more about the weather in Brazil and which places have the best travel conditions in this month. See all of Brazil in December →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Itatiaia in December
Warm but pleasant conditions in Itatiaia in December. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions.
What To Do in Itatiaia in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Itatiaia 3-Day Forecast
More climate data for Itatiaia
See the full Itatiaia climate overview or explore weather in Brazil.
Popular in December
Where to go in December - average daytime high across popular destinations.
Fortaleza
31°C (88°F) Rio de Janeiro
30°C (86°F) Salvador
29°C (84°F) Búzios
27°C (81°F) Gramado28°C (82°F) Florianópolis28°C (82°F) Sao Paulo28°C (82°F) Paraty27°C (81°F) Bucket list
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