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June Weather in Castelo Branco, Portugal

Last updated: August 27, 2025

In June, the average temperature in Castelo Branco, Portugal hovers around 22°C (72°F). Expect a range that can dip to a cool 8°C (47°F) and soar up to a scorching 42°C (107°F). The region experiences approximately 12 mm (0.5 in) of precipitation over 4 days, while the average humidity sits at a comfortable 63%. Perfect for planning your adventures!

June Temperature in Castelo Branco

In June in Castelo Branco, the average temperature is 22°C (72°F). Maximums can reach 42°C (107°F), while minimums can drop as low as 8°C (47°F). It's advisable to pack both light clothing for the warm days and warmer layers for the cooler evenings.

June Weather in Castelo Branco: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Castelo Branco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castelo Branco, June typically has an average temperature of 22°C (72°F), with highs reaching up to 42°C (107°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec465154586671777773645450
Data source: Temperature data for Castelo Branco generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

June Precipitation in Castelo Branco

In Castelo Branco in June, the precipitation amount is 12 mm (0.5 in) over a span of 4 days.

June Precipitation Trends in Castelo Branco

The chart displays monthly precipitation patterns in Castelo Branco, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Castelo Branco, June typically receives around 12 mm (0.5 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec3350787529123333537665
Data source: Precipitation data for June generated using information from the Copernicus Climate Change Service.
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June Humidity in Castelo Branco

In Castelo Branco in June humidity is 63%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, making it a perfect setting for leisurely strolls and comfortable outdoor activities, though travelers should stay hydrated and take breaks in the shade.

June Average Humidity in Castelo Branco

This chart illustrates the average monthly humidity levels in Castelo Branco, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Castelo Branco is approximately 63%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%75%72%70%70%63%60%60%68%74%83%85%
Data source: Humidity data for June generated using information from the Copernicus Climate Change Service.

June UV Index in Castelo Branco

In Castelo Branco in June, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Castelo Branco.

Maximum UV Index Levels in Castelo Branco for June

The chart shows the monthly maximum UV Index (UVI) for Castelo Branco in June, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In June, the maximum UV index in Castelo Branco typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec34689111098643
Data source: Castelo Branco June UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

How June Weather in Castelo Branco Compares to Other Months

Weather in Castelo Branco varies notably across the year, with each month offering distinct climate conditions. This page compares June’s weather to other months in Castelo Branco, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Castelo Branco, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)33 mm (1.3 inches)85%moderate
February Weather11°C (52°F)50 mm (2.0 inches)75%moderate
March Weather12°C (54°F)78 mm (3.1 inches)72%high
April Weather15°C (58°F)75 mm (2.9 inches)70%very high
May Weather19°C (67°F)29 mm (1.2 inches)70%very high
June Weather22°C (72°F)12 mm (0.5 inches)63%extreme
July Weather25°C (77°F)3 mm (0.1 inches)60%very high
August Weather25°C (78°F)3 mm (0.1 inches)60%very high
September Weather23°C (73°F)33 mm (1.3 inches)67%very high
October Weather18°C (65°F)53 mm (2.1 inches)74%high
November Weather12°C (54°F)76 mm (3.0 inches)83%moderate
December Weather10°C (50°F)65 mm (2.6 inches)85%moderate

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