Altamira Weather in September

Altamira in September sees very high daytime temperatures of 35°C (95°F) and nighttime lows of 24°C (75°F). Moderate rainfall is typical, with around 42 mm (1.7 in) for the month.

Rainfall in Altamira in September

Typically, you can expect about 12 days of rain this month, with 42 mm (1.7 in) on average. A fairly balanced picture this month, some wet days but nothing too extreme in terms of intensity.

Temperature in Altamira in September

Daytime highs in Altamira in September reach 35°C (95°F), with nights around 24°C (75°F). Sunshine and humidity can make it feel even warmer than the raw temperature suggests. Nights are warm at 24°C (75°F). It's worth making sure your accommodation has decent ventilation or air conditioning. Keep in mind that temperatures can exceed these averages. Dress for the heat and stay hydrated, especially during peak sun hours.

Sunshine in Altamira in September

The area enjoys a balanced 164 hours of sunlight, ensuring it's neither too overcast nor too sunny.

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

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

Altamira Temperature in September

Min Temperature 24°C (75°F)  

Max Temperature 35°C (95°F)  

Chance of Rain 40%  

Precipitation 42 mm (1.7 in)  

Rainy days 12 days  

Humidity 79%  

Sunshine 164 hours  

Percentage Sunshine  

What to Wear in Altamira in September

Get ready for hot weather in September! Lightweight, breathable fabrics are your best friend during this month. Cotton and linen shirts, shorts, sundresses, and sandals will keep you comfortable. Light colors help reflect the heat, avoid wearing black. Rain is likely on several days, so bring a good rain jacket. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Altamira in September

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

Swimming

7/10

Cycling

8/10

Walking

8/10

Camping

10/10

Outdoor sports

8/10

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.