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

Weather in June

June, the first month of the summer, in Lisbon, is a moderately hot month, with average temperature varying between 16.6°C (61.9°F) and 25.7°C (78.3°F).

Temperature

In Lisbon, 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, the average low-temperature is 16.6°C (61.9°F).

Rainfall

In Lisbon, Portugal,, during 5 rainfall days, 15.9mm (0.63") of precipitation is typically accumulated. In Lisbon, Portugal, during the entire year, the rain falls for 112 days and collects up to 774mm (30.47") of precipitation.

Sea temperature

In Lisbon, in June, the average water temperature 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.

Sunshine

The average sunshine in June is 10h.

UV index

Months with the highest UV index in Lisbon, Portugal, are June and July, with an average maximum UV index of 9. A UV Index of 8 to 10 symbolizes a very high health hazard from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 9 interpret into the following advice:
Take special precautions, as unprotected skin can be damaged and can burn quickly. 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. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

How many days does it rain in June in Lisbon?

In Lisbon, Portugal, in June, during 5 rainfall days, 15.9mm (0.63") of precipitation is typically accumulated.

What is the sea water temperature in June in Lisbon?

In Lisbon, in June, the average water temperature is 18.6°C (65.5°F). 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).

When are the longest days in Lisbon?

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

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

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

How long on average sun shines in June in Lisbon?

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

When is the highest UV index in Lisbon?

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

What is the UV index reading in June in Lisbon?

The average daily maximum UV index in June in Lisbon, Portugal, is 9. A UV Index estimate of 8 to 10 represents a very high health threat from the exposure to the Sun's UV rays.

Average temperature in June
Lisbon, Portugal

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).

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Average rainfall in June
Lisbon, Portugal

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 least rainfall) is July (4.2mm).

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Average rainfall days in June
Lisbon, Portugal

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 least rainy days are July and August (2 days).

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Average sea temperature in June
Lisbon, Portugal

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).

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Average daylight in June /
Average sunshine in June
Lisbon, Portugal

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 the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in June: 10h

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

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Average UV index in June
Lisbon, Portugal

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).

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