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Alter do Chão Climate by Month

The graphs below provide an overview of the climate in Alter do Chão (Alentejo), Portugal. They present long-term patterns and averages of weather conditions over a 30-year period.

Average day and night temperature

The mean minimum and maximum temperatures over the year.

Monthly precipitation

The mean monthly precipitation over the year, including rain, snow, hail etc.

Forecast for Alter do Chão

Fri   Nov 15
17°C | 12°C
E 22 km/h
10 mm
broken clouds and rain

broken clouds and rain

Sat   Nov 16
20°C | 13°C
E 25 km/h
1.1 mm
broken clouds and slight rain

broken clouds and slight rain

Sun   Nov 17
22°C | 13°C
NE 11 km/h
0.4 mm
partly cloudy and small chance of slight rain

partly cloudy and small chance of slight rain

The best time of year to visit Alter do Chão in Portugal

During the months of April, May and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:

  • Does Alter do Chão have a dry season?
    Yes, the months of June, July and August are very dry.
  • Which is the warmest month in Alter do Chão?
    July has an average maximum temperature of 33°C and is the warmest month of the year.
  • Which is the coldest month in Alter do Chão?
    The coldest month is January with an average maximum temperature of 14°C.
  • Which is the wettest month in Alter do Chão?
    October tops the wettest month list with 84 mm of rainfall.
  • Which is the driest month in Alter do Chão?
    July is the driest month with 4 mm of precipitation.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.