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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.
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).
Guarulhos Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Guarulhos - and find the best time to visit.
Best Places in Brazil in January
Find out more about the weather in Brazil and which places have the best travel conditions in this month. See all of Brazil in January →
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 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.
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Swimming7/10 -
Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Guarulhos 3-Day Forecast
More climate data for Guarulhos
Temperature Rainfall Sunshine Humidity
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