June weather forecast and climate
São Matias, Portugal

Weather in June

June, the first month of the summer, in São Matias, is a hot month, with average temperature fluctuating between 30.3°C (86.5°F) and 16.2°C (61.2°F).

Temperature

In June, the average high-temperature marginally rises, from a moderately hot 25.9°C (78.6°F) in May, to a tropical 30.3°C (86.5°F). In São Matias, in June, the average low-temperature is 16.2°C (61.2°F).

Heat index

In June, the average heat index is evaluated at a tropical 32°C (89.6°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'apparent temperature', 'felt air temperature', or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors like activity, metabolic differences, wind, and pregnancy affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In São Matias, the average relative humidity in June is 53%.

Rainfall

In São Matias, during 2.4 rainfall days, 2mm (0.08") of precipitation is typically accumulated. In São Matias, during the entire year, the rain falls for 65.2 days and collects up to 110mm (4.33") of precipitation.

Daylight

With an average of 14.8h of daylight, June has the longest days of the year.

Sunshine

In June, the average sunshine in São Matias is 10.8h.

UV index

The average daily maximum UV index in June is 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to the UV radiation for the ordinary person.
Note: In June, the average maximum UV index of 6 translate into the following recommendations:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in June in São Matias?

The average high-temperature, in June, in São Matias, is 30.3°C (86.5°F), while the average low-temperature is 16.2°C (61.2°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), that factores the actual air temperature with the relative humidity, in June is evaluated at 32°C (89.6°F).

What is the average humidity in June in São Matias?

The average relative humidity in June in São Matias, Portugal, is 53%.

How much does it rain in São Matias in June?

In June, the rain falls for 2.4 days. Throughout June, 2mm (0.08") of precipitation is accumulated.

When are the longest days in São Matias?

June has the longest days of the year, with an average of 14.8h of daylight.

How many hours of daylight does São Matias have in June?

The average length of the day in June is 14.8h.

How many hours of sunshine does São Matias have in June?

In São Matias, Portugal, the average sunshine in June is 10.8h.

How high is the UV index in June in São Matias?

In June, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in June
São Matias, Portugal

Average temperature in June - São Matias, Portugal
  • Average high temperature in June: 30.3°C

The warmest month (with the highest average high temperature) is August (34.7°C).
The month with the lowest average high temperature is January (14.4°C).

  • Average low temperature in June: 16.2°C

The month with the highest average low temperature is August (17.8°C).
The coldest month (with the lowest average low temperature) is February (5.3°C).

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Average pressure in June
São Matias, Portugal

Average pressure in June - São Matias, Portugal
  • Average pressure in June: 1016.3mbar

The month with the highest atmospheric pressure is December (1022.7mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

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Average wind speed in June
São Matias, Portugal

Average wind speed in June - São Matias, Portugal
  • Average wind speed in June: 11.7km/h

The windiest month (with the highest average wind speed) is July (11.9km/h).
The calmest month (with the lowest average wind speed) is September (9.4km/h).

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Average humidity in June
São Matias, Portugal

Average humidity in June - São Matias, Portugal
  • Average humidity in June: 53%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (47%).

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Average rainfall in June
São Matias, Portugal

Average rainfall in June - São Matias, Portugal
  • Average rainfall in June: 2mm

The wettest month (with the highest rainfall) is April (20mm).
The driest months (with the least rainfall) are July and August (1mm).

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Average rainfall days in June
São Matias, Portugal

Average rainfall days in June - São Matias, Portugal
  • Average rainfall days in June: 2.4 days

The month with the highest number of rainy days is April (9.7 days).
The month with the least rainy days is August (1 days).

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Average daylight in June /
Average sunshine in June
São Matias, Portugal

Average daylight in June / Average sunshine in June - São Matias, Portugal
  • Average daylight in June: 14.8h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in June: 10.8h

Months with the most sunshine are July and August (Average sunshine: 11.6h).
The month with the least sunshine is January (Average sunshine: 5.4h).

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Average sunshine days in June
São Matias, Portugal

Average sunshine days in June - São Matias, Portugal
  • Average sunshine days in June: 26.3 days

The month with the most sunshine days is July (28.9 days).
The month with the least sunshine days is April (18.8 days).

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Average UV index in June
São Matias, Portugal

Average UV index in June - São Matias, Portugal
  • Average UV index in June: 6

Months with the highest UV index are July and August (UV index 7).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in June
São Matias, Portugal

Average cloud cover in June - São Matias, Portugal
  • Average cloud cover in June: 18

Months with the most cloud cover are January and April (Cloud cover 40).
Months with the least cloud cover are July and August (Cloud cover 10).

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Average visibility in June
São Matias, Portugal

Average visibility in June - São Matias, Portugal
  • Average visibility in June: 10km

Months with the highest visibility are June, July, August and September (10km).
Months with the lowest visibility are January, February, March, April, May, October, November and December (9km).

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