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Rio Maior Climate by Month

The graphs below provide an overview of the climate in Rio Maior (), 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 Rio Maior

Fri   Nov 15
17°C | 11°C
E 25 km/h
3.3 mm
broken clouds and  chance of slight rain

broken clouds and chance of slight rain

Sat   Nov 16
20°C | 12°C
E 22 km/h
4.3 mm
broken clouds and thunder

broken clouds and thunder

Sun   Nov 17
20°C | 11°C
E 14 km/h
partly cloudy and no rain

partly cloudy and no rain

The best time of year to visit Rio Maior in Portugal

During the months of April, May, June 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:

  • When is summer in Rio Maior?
    The hottest season / summer takes place in June, July, August and September.
  • Does Rio Maior have a dry season?
    Yes, the months of June, July and August are very dry.
  • Which is the warmest month in Rio Maior?
    August has an average maximum temperature of 28°C and is the warmest month of the year.
  • Which is the coldest month in Rio Maior?
    The coldest month is January with an average maximum temperature of 15°C.
  • Which is the wettest month in Rio Maior?
    November tops the wettest month list with 89 mm of rainfall.
  • Which is the driest month in Rio Maior?
    July is the driest month with 7 mm of precipitation.
  • Which is the sunniest month in Rio Maior?
    August is the sunniest month with an average of 255 hours of sunshine.

  • 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.