Guarulhos Weather in December

December in Guarulhos typically sees daytime highs of 28°C (82°F) and nighttime lows of 18°C (64°F). December falls within the rainy season, so heavy rainfall is to be expected.

Rainfall in Guarulhos in December

As part of the rainy season, Guarulhos sees around 24 days of rain in December, with an average of 189 mm (7.4 in). The rainy season here brings regular, substantial showers. It's worth being prepared for rain on most days you're out.

Temperature in Guarulhos in December

Temperatures in Guarulhos in December top out at 28°C (82°F) and drop to 18°C (64°F) overnight. Conditions stay fairly consistent through the month, making it easier to plan what to wear. With lows of 18°C (64°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Guarulhos in December

The area experiences a moderate amount of sunshine, with approximately 150 hours of sunlight expected. Even though this month is part of the rainy season, you could still see the sun every now and then.

Should you favor a climate that's both dry and comfortably warm, April, May, June, July, August and September typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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• January
• February
• March
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• May
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For a detailed overview over the year and the best time to visit Brazil, check out our Guarulhos's climate page.

Guarulhos Temperature in December

Min Temperature 18°C (64°F)  

Max Temperature 28°C (82°F)  

Chance of Rain 79%  

Precipitation 189 mm (7.4 in)  

Rainy days 24 days  

Humidity 80% *  

Sunshine 150 hours *  

Percentage Sunshine *  

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

What to Wear in Guarulhos in December

Warm weather calls for comfortable, breathable clothing in December. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Also bring a poncho, it will rain a lot! Waterproof everything you can. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Guarulhos in December

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.