Weather in Jacareí in January
Jacareí, Brazil averages a high of 27.7°C (81.9°F) and low of 19.5°C (67.1°F) in January, with 22 rain days and 9.2 hours of daily sunshine. Travel score: 66.1/100 (Good). The best time to visit Jacareí is August.
High
28°C82°F
Low
20°C67°F
🌧️
22
rain days
☀️
9.2
hrs/day sunshine
💧
83%
humidity
66— Good
January in Jacareí is warm and very rainy — pack an umbrella and enjoy indoor attractions too.
What are the average temperatures in Jacareí?
How much does it rain in Jacareí in January?
Jacareí receives an average of 221.8mm of rainfall across 22 rainy days in January. The annual total is 1238.9mm.
What should I pack for Jacareí in January?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
👕
Light layers and t-shirts
Warm weather around 28°C
🧥
Waterproof jacket
Frequent rain expected (22 rainy days)
☔
Umbrella
Essential for the rainy season
👢
Waterproof shoes
Keep your feet dry in wet conditions
🧴
Sunscreen SPF 30+
9 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Traveling to Brazil in January?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
🏛️ 121 countries·📅 Updated yearly·✈️ Free forever
Compare Jacareí
Popular comparisons:
How can I plan my trip to Jacareí?
What other cities are near Jacareí?
What are other popular cities in Brazil?
What is the weather like in other months in Jacareí?
Data based on 1994–2024 averages · Last updated: 2024-12-31