ClimateForecastDecemberJanuary >>

Valongo Climate by Month

The temperature in Valongo can vary quite a bit throughout the year. Temperatures can be warm during the warmest months, and mild during the cooler months. It is also known for its large amounts of rainfall. Let's now guide you through the climate details for a complete overview.

Average day and night temperature

Visitors to Valongo can expect significant temperature changes throughout the year. Typically, daytime temperatures range from a comfortable 27°C in August to a moderate 14°C in the coolest month, January. Nights are cooler, with temperatures generally dropping to 7°C, particularly during the colder months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Valongo is known for its substantial rainfall, with annual precipitation reaching 1327 mm. The climate in Valongo shows significant variation throughout the year. Expect heavy rainfall in December, with an average of 173 mm of precipitation over 16 rainy days.

In contrast, July offers drier and sunnier days, with around 26 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, Valongo serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 10.2 hours of sunshine daily, and embrace the darker days in January, offering only 4.1 hours of daily sunlight.

Monthly hours of sunshine

Data from: Porto, Portugal (16 KM, 10 Miles).

Daily hours of sunshine

Data from: Porto, Portugal (16 KM, 10 Miles).

Average water temperature

The mean water temperature over the year in Valongo ranges from 13°C in February to 18°C in August.

Water temperature over the year

Data from: Porto, Portugal (16 KM, 10 Miles).

The best time of year to visit Valongo 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 Valongo?
    The hottest season / summer takes place in June, July, August and September.
  • Which months have the greatest rainfall in Valongo?
    Most rainfall (rainy season) is seen in January, October, November and December.
  • Which is the warmest month in Valongo?
    August has an average maximum temperature of 27°C and is the warmest month of the year.
  • Which is the coldest month in Valongo?
    The coldest month is January with an average maximum temperature of 14°C.
  • Which is the wettest month in Valongo?
    December tops the wettest month list with 173 mm of rainfall.
  • Which is the driest month in Valongo?
    July is the driest month with 26 mm of precipitation.
  • Which is the sunniest month in Valongo?
    July is the sunniest month with an average of 307 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 Valongo

    Sat   Dec 14
    16°C | 7°C
    E 14 km/h
    clear and no rain

    clear and no rain

    Sun   Dec 15
    15°C | 6°C
    E 18 km/h
    almost clear and no rain

    almost clear and no rain

    Mon   Dec 16
    16°C | 7°C
    E 18 km/h
    broken clouds and no rain

    broken clouds and no rain