Dois Irmãos Weather in September

Dois Irmãos in September sees high daytime temperatures of 23°C (73°F) and nighttime lows of 12°C (54°F). Rainfall is fairly high this month at around 179 mm (7 in), so pack a rain jacket to stay dry.

Rainfall in Dois Irmãos in September

You can expect rain on roughly 18 days based on historical data, averaging 179 mm (7 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 Dois Irmãos in September

Dois Irmãos in September gets highs of 23°C (73°F) during the day and drops to 12°C (54°F) at night. This kind of day-to-night contrast is typical for this time of year. At 12°C (54°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Dois Irmãos in September

The area enjoys a balanced 145 hours of sunlight, ensuring it's neither too overcast nor too sunny.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

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• January
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• October
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• December

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

Dois Irmãos Temperature in September

Min Temperature 12°C (54°F)  

Max Temperature 23°C (73°F)  

Chance of Rain 61%  

Precipitation 179 mm (7 in)  

Rainy days 18 days  

Humidity 78% *  

Sunshine 145 hours *  

Percentage Sunshine *  

* Data from: Porto Alegre, Brazil (49 KM, 30 Miles).

What to Wear in Dois Irmãos in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. It's going to pour! Pack a good poncho and prepare for very wet conditions. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Dois Irmãos in September

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

Swimming

6/10

Camping

6/10

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 Dois Irmãos's climate page.

More climate data for Dois Irmãos

Temperature Rainfall Sunshine Humidity

See the full Dois Irmãos climate overview or explore weather in Brazil.