Cascais weather live forecast

Today's maximum temperature in Cascais is expected to be 72°F. Select a day from the live weather forecast for Cascais, Portugal for more weather parameters.

5-day weather forecast updated at 04:02 on Tuesday 21st October 2025 GMT

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The 5-day weather forecast for Portugal (Cascais) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Cascais weather forecast by day

Below are the detailed weather forecasts for Cascais for the next 5 days.

Cascais weather for Tuesday 21st October 2025

Expect isolated thunderstorms in Cascais, Portugal with a maximum temperature of 72°F, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 47% chance of some rain and a gentle breeze of 11 mph from the west.

  • 72°F maximum temperature72
    °F maximum temperature
  • 68°F minimum temperature68
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 47% chance of some rain47
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 72°F wind chill72
    °F wind chill
  • Gentle breeze of 11 mph from the West11
    mph wind from W

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Cascais weather for Wednesday 22nd October 2025

Expect isolated thunderstorms in Cascais, Portugal with a maximum temperature of 72°F, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 32% chance of some rain and a gentle breeze of 11 mph from the west.

  • 72°F maximum temperature72
    °F maximum temperature
  • 68°F minimum temperature68
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 32% chance of some rain32
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 72°F wind chill72
    °F wind chill
  • Gentle breeze of 11 mph from the West11
    mph wind from W

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Cascais weather for Thursday 23rd October 2025

Expect isolated thunderstorms in Cascais, Portugal with a maximum temperature of 72°F, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 24% chance of some rain and a gentle breeze of 10 mph from the west.

  • 72°F maximum temperature72
    °F maximum temperature
  • 66°F minimum temperature66
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 24% chance of some rain24
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 10 mph from the West10
    mph wind from W

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Cascais weather for Friday 24th October 2025

Expect mostly cloudy with light rain in Cascais, Portugal with a maximum temperature of 70°F, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 33% chance of some rain and a gentle breeze of 9 mph from the south-west.

  • 70°F maximum temperature70
    °F maximum temperature
  • 66°F minimum temperature66
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 33% chance of some rain33
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 9 mph from the South-West9
    mph wind from SW

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Cascais weather for Saturday 25th October 2025

Expect cloudy with some rain in Cascais, Portugal with a maximum temperature of 68°F, maximum UV of 2 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 65% chance of some rain and a moderate breeze of 14 mph from the south-west.

  • 68°F maximum temperature68
    °F maximum temperature
  • 63°F minimum temperature63
    °F minimum temperature
  • Cloudy with some rain
    cloudy with some rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 65% chance of some rain65
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 14 mph from the South-West14
    mph wind from SW

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Metric (°C)  |  Imperial (°F)

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