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São Gemil Climate by Month

The temperature in São Gemil can vary greatly throughout the year. The temperatures shift from warm to mild. It is also known for its large amounts of rainfall. Now, let’s break down all the climate details for a clearer picture.

Average day and night temperature

Depending on the time of the year, temperatures range from comfortable to moderate in São Gemil. Typically, daytime temperatures range from a comfortable 29°C in August to a moderate 13°C in the coolest month, January. Nights are cooler, with temperatures generally dropping to 4°C, particularly during the colder months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

São Gemil has a relatively rainy climate with high precipitation levels, averaging 1072 mm of rainfall annually. The climate in São Gemil shows significant variation throughout the year. Expect high rainfall in October, with an average of 143 mm of precipitation over 13 rainy days.

In contrast, July offers drier and sunnier days, with around 14 mm of rainfall over 6 rainy days.

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

Sunshine over the year

For those who appreciate different seasons, São Gemil serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 11.5 hours of sunshine daily, and embrace the darker days in December, offering only 3.5 hours of daily sunlight.

Monthly hours of sunshine

Data from: Penhas Douradas, Portugal (36 KM, 22 Miles).

Daily hours of sunshine

Data from: Penhas Douradas, Portugal (36 KM, 22 Miles).

The best time of year to visit São Gemil in Portugal

During the months of May, June, September 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 São Gemil?
    The hottest season / summer takes place in June, July, August and September.
  • Does São Gemil have a dry season?
    Yes, the months of July and August are very dry.
  • Which is the warmest month in São Gemil?
    August has an average maximum temperature of 29°C and is the warmest month of the year.
  • Which is the coldest month in São Gemil?
    The coldest month is January with an average maximum temperature of 13°C.
  • Which is the wettest month in São Gemil?
    October tops the wettest month list with 143 mm of rainfall.
  • Which is the driest month in São Gemil?
    July is the driest month with 14 mm of precipitation.
  • Which is the sunniest month in São Gemil?
    July is the sunniest month with an average of 345 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.

    Forecast for São Gemil

    Sun   Dec 15
    14°C | 4°C
    NE 22 km/h
    almost clear and no rain

    almost clear and no rain

    Mon   Dec 16
    15°C | 2°C
    NE 14 km/h
    broken clouds and no rain

    broken clouds and no rain

    Tue   Dec 17
    16°C | 4°C
    N 11 km/h
    partly cloudy and no rain

    partly cloudy and no rain