Alter do Chão Weather in September

Alter do Chão in September sees high temperatures, with highs around 29°C (84°F) and overnight lows of 16°C (61°F). Overall perfect conditions make it one of the better months to visit.

Rainfall in Alter do Chão in September

Typically, you can expect about 6 days of rain this month, with 35 mm (1.4 in) on average. The occasional light shower is possible, but rain is rarely an issue this month.

Temperature in Alter do Chão in September

September is a perfect month in Alter do Chão, with 29°C (84°F) during the day and 16°C (61°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With lows of 16°C (61°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.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Alter do Chão.

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• January
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For a detailed overview over the year and the best time to visit Portugal, check out our Alter do Chão's climate page.

Alter do Chão Temperature in September

Min Temperature 16°C (61°F)  

Max Temperature 29°C (84°F)  

Chance of Rain 21%  

Precipitation 35 mm (1.4 in)  

Rainy days 6 days  

What to Wear in Alter do Chão in September

Warm but pleasant conditions in Alter do Chão in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Light rain is possible, so consider bringing a small umbrella or rain jacket.

What To Do in Alter do Chão in September

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

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 Portugal, check out our Alter do Chão's climate page.

More climate data for Alter do Chão

Temperature Rainfall

See the full Alter do Chão climate overview or explore weather in Portugal.