São Sebastião Weather in January

January in São Sebastião sees daytime temperatures around 28°C (82°F) and lows of 24°C (75°F) at night. As the wettest month of the year, keep in mind that rainfall is at its highest.

Rainfall in São Sebastião in January

São Sebastião is in the rainy season in January, with rain on around 18 days and an average of 228 mm (9 in). Rainfall this month is frequent and tends to be fairly heavy when it does fall. Packing waterproofs is a good idea.

Temperature in São Sebastião in January

In January, expect high temperatures in São Sebastião, with highs of 28°C (82°F) and lows of 24°C (75°F) at night. This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. At 24°C (75°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.

Sunshine in São Sebastião in January

The month brings about 104 hours of sunlight, offering a comfortable mix of sun and rainy moments.

If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit São Sebastião. Our weather planner can help you explore destinations with more pleasant weather conditions.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Brazil, check out our São Sebastião's climate page.

São Sebastião Temperature in January

Min Temperature 24°C (75°F)  

Max Temperature 28°C (82°F)  

Chance of Rain 61%  

Precipitation 228 mm (9 in)  

Rainy days 18 days  

Sunshine 104 hours *  

Percentage Sunshine *  

* Data from: Ubatuba, Brazil (53 KM, 33 Miles).

What to Wear in São Sebastião in January

Warm but pleasant conditions in São Sebastião in January. 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. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in São Sebastião in January

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

7/10

Cycling

7/10

Walking

7/10

Camping

6/10

Outdoor sports

7/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Brazil, check out our São Sebastião's climate page.

More climate data for São Sebastião

Temperature Rainfall Sunshine

See the full São Sebastião climate overview or explore weather in Brazil.