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Sant Joan Despí Climate by Month

The temperature in Sant Joan Despí can vary quite a bit throughout the year. Temperatures can be warm during the warmest months, and mild during the cooler months. It receives a reasonable amount of rainfall. Let’s explore the climate details in depth to provide you with a complete overview.

Average day and night temperature

Visitors to Sant Joan Despí can expect significant temperature changes throughout the year. Average daytime temperatures reach a comfortable 28°C in August. In January, the coolest month of the year, temperatures drop to a moderate 14°C. At night, expect cooler temperatures, averaging 6°C during this month.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Generally, Sant Joan Despí experiences moderate precipitation patterns, averaging 656 mm yearly. Sant Joan Despí can be quite wet during October, receiving approximately 98 mm of precipitation over 11 rainy days. In contrast July, experiences much drier conditions, with 29 mm of rainfall, spread across 5 rainy days.

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

Sunshine over the year

Sant Joan Despí can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 10.4 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 4.6 hours of sunlight per day.

Monthly hours of sunshine

Data from: Barcelona, Spain (8 KM, 5 Miles).

Daily hours of sunshine

Data from: Barcelona, Spain (8 KM, 5 Miles).

Average water temperature

The mean water temperature over the year in Sant Joan Despí ranges from 13°C in January to 24°C in August.

Water temperature over the year

Data from: Barcelona, Spain (8 KM, 5 Miles).

The best time of year to visit Sant Joan Despí in Spain

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 Sant Joan Despí?
    The hottest season / summer takes place in June, July, August and September.
  • Which is the warmest month in Sant Joan Despí?
    August has an average maximum temperature of 28°C and is the warmest month of the year.
  • Which is the coldest month in Sant Joan Despí?
    The coldest month is January with an average maximum temperature of 14°C.
  • Which is the wettest month in Sant Joan Despí?
    October tops the wettest month list with 98 mm of rainfall.
  • Which is the driest month in Sant Joan Despí?
    July is the driest month with 29 mm of precipitation.
  • Which is the sunniest month in Sant Joan Despí?
    July is the sunniest month with an average of 311 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 Sant Joan Despí

    Thu   Nov 21
    19°C | 10°C
    W 22 km/h
    broken clouds and no rain

    broken clouds and no rain

    Fri   Nov 22
    17°C | 9°C
    NW 11 km/h
    0.4 mm
    partly cloudy and small chance of slight rain

    partly cloudy and small chance of slight rain

    Sat   Nov 23
    17°C | 7°C
    SW 14 km/h
    almost clear and no rain

    almost clear and no rain