Altamira Weather in December

December in Altamira averages 33°C (91°F) during the day and 24°C (75°F) at night. Quite a bit of rainfall is typical this month, with around 165 mm (6.5 in) on average. An umbrella is a good idea.

Rainfall in Altamira in December

You can expect rain on roughly 18 days based on historical data, averaging 165 mm (6.5 in) for the month. Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.

Temperature in Altamira in December

Altamira in December gets highs of 33°C (91°F) during the day and drops to 24°C (75°F) at night. It's usually most comfortable outside during the morning and later in the day. With overnight lows of 24°C (75°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.

Sunshine in Altamira in December

The city usually sees around 98 hours of sunlight, indicating fewer sunny days.

If you prefer dry days with pleasant temperatures, December may not be the ideal month to visit Altamira. 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 Altamira's climate page.

Altamira Temperature in December

Min Temperature 24°C (75°F)  

Max Temperature 33°C (91°F)  

Chance of Rain 61%  

Precipitation 165 mm (6.5 in)  

Rainy days 18 days  

Humidity 86%  

Sunshine 98 hours  

Percentage Sunshine  

What to Wear in Altamira in December

Warm temperatures in December 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! You can probably leave your sunglasses at home, because sunny days are pretty rare this month.

What To Do in Altamira in December

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

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 Altamira's climate page.

More climate data for Altamira

Temperature Rainfall Sunshine Humidity

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