Guarulhos Weather in January

Guarulhos in January averages 28°C (82°F) during the day and 19°C (66°F) at night. This is the wettest month of the year.

Rainfall in Guarulhos in January

As part of the rainy season, Guarulhos sees around 25 days of rain in January, with an average of 240 mm (9.4 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.

Temperature in Guarulhos in January

Daytime highs in Guarulhos in January reach 28°C (82°F), with nights around 19°C (66°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights drop to around 19°C (66°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Guarulhos in January

The area enjoys a balanced 170 hours of sunlight, ensuring it's neither too rainy nor too sunny.

If you prefer dry days with pleasant temperatures, January may not be the ideal month to visit Guarulhos. Our weather planner can help you explore destinations with more pleasant weather conditions.

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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 Guarulhos's climate page.

Guarulhos Temperature in January

Min Temperature 19°C (66°F)  

Max Temperature 28°C (82°F)  

Chance of Rain 84%  

Precipitation 240 mm (9.4 in)  

Rainy days 25 days  

Humidity 80% *  

Sunshine 170 hours *  

Percentage Sunshine *  

* Data from: Sao Paulo, Brazil (16 KM, 10 Miles).

What to Wear in Guarulhos in January

Warm temperatures in January make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Guarulhos 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 Guarulhos's climate page.

More climate data for Guarulhos

Temperature Rainfall Sunshine Humidity

See the full Guarulhos climate overview or explore weather in Brazil.