Lisbon
Portugal
Long-term weather forecast
Long-term weather forecast

June weather forecast and climate
Lisbon, Portugal

The beautiful hillside city of Lisbon in Portugal, with a high, far view of the Sao Jorge Castle
The beautiful hillside city of Lisbon in Portugal, with a high, far view of the Sao Jorge Castle
June, the first month of the summer, in Lisbon, is a warm month, with temperature in the range of an average high of 25.7°C (78.3°F) and an average low of 16.6°C (61.9°F).

Temperature

In June, the average high-temperature slightly increases, from an agreeable 22.1°C (71.8°F) in May, to a moderately hot 25.7°C (78.3°F). In June, in Lisbon, Portugal, the average low-temperature is 16.6°C (61.9°F).

Rainfall

In Lisbon, Portugal, during June, the rain falls for 5 days and regularly aggregates up to 15.9mm (0.63") of precipitation. Throughout the year, there are 112 rainfall days, and 774mm (30.47") of precipitation is accumulated.

Sea temperature

In Lisbon, the average seawater temperature in June is 18.6°C (65.5°F).
Note: For most, swimming in 18.6°C (65.5°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

Daylight

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

Sunshine

In June, the average sunshine in Lisbon is 10h.

UV index

Months with the highest UV index are June and July, with an average maximum UV index of 9. A UV Index estimate of 8 to 10 represents a very high health hazard from unsafe exposure to the UV radiation for ordinary individuals.
Note: In June, the average maximum UV index of 9 translate into the following recommendations:
Take extra precautions. Protection against sun damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. 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.

What is the temperature in June in Lisbon?

In Lisbon, in June, the average high-temperature is 25.7°C (78.3°F), and the average low-temperature is 16.6°C (61.9°F).

How much does it rain in Lisbon in June?

In Lisbon, Portugal, during June, the rain falls for 5 days and regularly aggregates up to 15.9mm (0.63") of precipitation.

What is the sea temperature in June in Lisbon?

In Lisbon, Portugal, in June, the average water temperature is 18.6°C (65.5°F). Swimming in 18.6°C (65.5°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

When are the longest days in Lisbon?

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

What is the average length of the day in June in Lisbon?

In June, the average length of the day in Lisbon is 14.8h.

How many hours of sunshine does Lisbon have in June?

The average sunshine in June in Lisbon, Portugal, is 10h.

What are the months with the highest UV index in Lisbon?

Months with the highest UV index are June and July, with an average maximum UV index of 9.

What is the UV index intensity in June in Lisbon?

In June, the average daily maximum UV index in Lisbon is 9. A UV Index reading of 8 to 10 represents a very high hazard to health from the exposure to the Sun's UV radiation.
Average temperature in June - Lisbon, Portugal
  • Average high temperature in June: 25.7°C

The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (14.8°C).

  • Average low temperature in June: 16.6°C

The month with the highest average low temperature is August (18.6°C).
The coldest month (with the lowest average low temperature) is January (8.3°C).

Average rainfall in June - Lisbon, Portugal
  • Average rainfall in June: 15.9mm

The wettest month (with the highest rainfall) is November (127.6mm).
The driest month (with the lowest rainfall) is July (4.2mm).

Average rainfall days in June - Lisbon, Portugal
  • Average rainfall days in June: 5 days

Months with the highest number of rainy days are January, February and December (14 days).
Months with the lowest number of rainy days are July and August (2 days).

Average sea temperature in June - Lisbon, Portugal
  • Average sea temperature in June: 18.6°C

The best month for swimming (with the highest average sea temperature) is September (19.9°C).
The coldest month (with the lowest average sea temperature) is March (15.1°C).

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

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

  • Average sunshine in June: 10h

Months with most sunshine are July and August (Average sunshine: 11h).
Months with least sunshine are January, February, November and December (Average sunshine: 5).

Average UV index in June - Lisbon, Portugal
  • Average UV index in June: 9

Months with the highest UV index are June and July (UV index 9).
Months with the lowest UV index are January and December (UV index 2).