Weather in Jacareí in December
Jacareí, Brazil averages a high of 27.3°C (81.1°F) and low of 18.6°C (65.5°F) in December, with 20 rain days and 9.8 hours of daily sunshine. Travel score: 68.2/100 (Good). The best time to visit Jacareí is August.
High
27°C81°F
Low
19°C65°F
🌧️
20
rain days
☀️
9.8
hrs/day sunshine
💧
82%
humidity
68— Good
December in Jacareí is warm and rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Jacareí?
How much does it rain in Jacareí in December?
Jacareí receives an average of 174.2mm of rainfall across 20 rainy days in December. The annual total is 1238.9mm.
What should I pack for Jacareí in December?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 27°C
🧥
Waterproof jacket
Frequent rain expected (20 rainy days)
☔
Umbrella
Essential for the rainy season
👢
Waterproof shoes
Keep your feet dry in wet conditions
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Brazil in December?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
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Data based on 1994–2024 averages · Last updated: 2024-12-31