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Castelo Branco Climate by Month

The temperature in Castelo Branco can vary greatly throughout the year. The temperatures shift from very warm to mild. It receives a moderate amount of precipitation. Let's now guide you through the climate details for a complete overview.

Average day and night temperature

Depending on the time of the year, temperatures range from very warm to moderate in Castelo Branco. On average, daytime temperatures range from a very warm 33°C in July to a moderate 14°C in January. Nighttime temperatures can drop, with averages reaching 5°C in January.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Generally, Castelo Branco has a moderate amount of precipitation, averaging 676 mm of rainfall annually. The seasons in Castelo Branco, bring significant changes in precipitation. The wettest month, October, receives moderate rainfall, with an average of 99 mm of precipitation. This rainfall is distributed across 12 rainy days.

In contrast, the driest month, July, experiences much less rainfall, totaling 5.6 mm over 4 rainy days. These distinct seasonal differences provide diverse experiences throughout the year.

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

Sunshine over the year

In Castelo Branco, summer days are longer and more sunny, with daily sunshine hours peaking at 11.5 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 3.5 hours per average day.

Monthly hours of sunshine

Data from: Penhas Douradas, Portugal (66 KM, 41 Miles).

Daily hours of sunshine

Data from: Penhas Douradas, Portugal (66 KM, 41 Miles).

The best time of year to visit Castelo Branco 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 Castelo Branco have a dry season?
    Yes, the months of June, July and August are very dry.
  • Which is the warmest month in Castelo Branco?
    July has an average maximum temperature of 33°C and is the warmest month of the year.
  • Which is the coldest month in Castelo Branco?
    The coldest month is January with an average maximum temperature of 14°C.
  • Which is the wettest month in Castelo Branco?
    October tops the wettest month list with 99 mm of rainfall.
  • Which is the driest month in Castelo Branco?
    July is the driest month with 6 mm of precipitation.
  • Which is the sunniest month in Castelo Branco?
    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 Castelo Branco

    Sun   Dec 15
    12°C | 2°C
    E 14 km/h
    almost clear and no rain

    almost clear and no rain

    Mon   Dec 16
    13°C | 4°C
    E 14 km/h
    broken clouds and no rain

    broken clouds and no rain

    Tue   Dec 17
    14°C | 6°C
    NE 14 km/h
    0.3 mm
    partly cloudy and small chance of slight rain

    partly cloudy and small chance of slight rain