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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 excellent 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 excellent 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.
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
Alter do Chão Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Alter do Chão - and find the best time to visit.
Best Places in Portugal in September
Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
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.
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Cycling8/10 -
Walking8/10 -
Camping10/10 -
Outdoor sports8/10
Alter do Chão 3-Day Forecast
More climate data for Alter do Chão
See the full Alter do Chão climate overview or explore weather in Portugal.
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