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

July weather forecast and Climate
Lisbon, Portugal

The beautiful hillside city of Lisbon in Portugal, with a high, far view of the Sao Jorge Castle, seen on a sunny day
The beautiful hillside city of Lisbon in Portugal, with a high, far view of the Sao Jorge Castle, seen on a sunny day
Lisbon is in the middle of summer in July. The average temperature is 73°F (22.8°C). There's hardly any rain, and ocean water temperature is 65°F (18.3°C).
There is not a better time to visit the beach and enjoy the surfs in Lisbon than July.
  • The average high temperature in July: 28.2°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).

  • The average low temperature in July: 18.2°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).

  • The average rainfall in July: 4.2mm

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

  • The average rainfall days in July: 2 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).

  • The average sea temperature in July: 19°C

Best months for swimming (with the highest average sea temperature) are August and September (20°C).
Coldest months (with the lowest average sea temperature) are January, February and March (15°C).

  • The average daylight in July: 15h

Months with the longest days are June and July (Average daylight: 15h).
Months with shortest days are January, November and December (Average daylight: 10h).

  • The average sunshine in July: 11h

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

  • The average UV index in July: 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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