Weather in Cascais

September 9, 2026, 04:38

+21°C

Clear

Feels like: +24°C

Now in Cascais: clear, +21°C, feels like +24°C. No major precipitation expected, 0 mm; wind 4 m/s.

Precipitation map

Now in Cascais: clear, +21°C, feels like +24°C. No major precipitation expected, 0 mm; wind 4 m/s.

Weather in the next hours

04:00

+21°C

05:00

+20°C

06:00

+20°C

07:00

+20°C

08:00

+19°C

09:00

+20°C

10:00

+21°C

11:00

+22°C

12:00

+22°C

13:00

+23°C

14:00

+22°C

15:00

+22°C

16:00

+22°C

17:00

+22°C

18:00

+21°C

19:00

+20°C

20:00

+20°C

21:00

+19°C

22:00

+19°C

23:00

+19°C

00:00

+19°C

01:00

+18°C

02:00

+18°C

03:00

+18°C

04:00

+18°C

05:00

+18°C

06:00

+18°C

07:00

+18°C

08:00

+18°C

09:00

+20°C

10:00

+21°C

11:00

+22°C

12:00

+23°C

13:00

+24°C

Sea temperature

+18°C

Cool water

The water is cool.

Cool Mild Warm

Forecast for the next 34 hours

Today

Sep 9

Air Precipitation Wind Humidity Press. Gusts

04:00

+21°C

4 m/s

83%

764

7 m/s

↘→ NNW

mmHg

Clear

Feels like +24°C

Precipitation amount 0 mm

Humidity 83%

Cloud cover 17%

Pressure 764 mmHg

Visibility 16 km

UV index 0 points

05:00

+20°C

5 m/s

82%

764

6 m/s

↘→ NNW

mmHg

Partly Cloudy

Feels like +24°C

Precipitation amount 0 mm

Humidity 82%

Cloud cover 42%

Pressure 764 mmHg

Visibility 16 km

UV index 0 points

06:00

+20°C

5 m/s

81%

764

7 m/s

↓ N

mmHg

Clear

Feels like +24°C

Precipitation amount 0 mm

Humidity 81%

Cloud cover 13%

Pressure 764 mmHg

Visibility 16 km

UV index 0 points

07:00

+20°C

6 m/s

80%

764

7 m/s

↓ N

mmHg

Clear

Feels like +24°C

Precipitation amount 0 mm

Humidity 80%

Cloud cover 16%

Pressure 764 mmHg

Visibility 16 km

UV index 0 points

08:00

+19°C

6 m/s

80%

764

8 m/s

↓ N

mmHg

Sunny

Feels like +25°C

Precipitation amount 0 mm

Humidity 80%

Cloud cover 11%

Pressure 764 mmHg

Visibility 16 km

UV index 0 points

09:00

+20°C

6 m/s

75%

764

8 m/s

↓ N

mmHg

Sunny

Feels like +24°C

Precipitation amount 0 mm

Humidity 75%

Cloud cover 8%

Pressure 764 mmHg

Visibility 16 km

UV index 0 points

10:00

+21°C

6 m/s

70%

764

9 m/s

↘→ NNW

mmHg

Sunny

Feels like +24°C

Precipitation amount 0 mm

Humidity 70%

Cloud cover 13%

Pressure 764 mmHg

Visibility 16 km

UV index 2 points

11:00

+22°C

7 m/s

65%

764

9 m/s

↘→ NNW

mmHg

Partly Cloudy

Feels like +25°C

Precipitation amount 0 mm

Humidity 65%

Cloud cover 23%

Pressure 764 mmHg

Visibility 16 km

UV index 3 points

12:00

+22°C

7 m/s

61%

764

10 m/s

↘→ NNW

mmHg

Partly Cloudy

Feels like +25°C

Precipitation amount 0 mm

Humidity 61%

Cloud cover 20%

Pressure 764 mmHg

Visibility 16 km

UV index 5 points

13:00

+23°C

8 m/s

58%

764

10 m/s

↘→ NNW

mmHg

Partly Cloudy

Feels like +25°C

Precipitation amount 0 mm

Humidity 58%

Cloud cover 26%

Pressure 764 mmHg

Visibility 16 km

UV index 6 points

14:00

+22°C

8 m/s

58%

764

10 m/s

↘→ NNW

mmHg

Partly Cloudy

Feels like +25°C

Precipitation amount 0 mm

Humidity 58%

Cloud cover 29%

Pressure 764 mmHg

Visibility 16 km

UV index 6 points

15:00

+22°C

9 m/s

57%

763

11 m/s

↘→ NNW

mmHg

Partly Cloudy

Feels like +25°C

Precipitation amount 0 mm

Humidity 57%

Cloud cover 29%

Pressure 763 mmHg

Visibility 16 km

UV index 5 points

16:00

+22°C

9 m/s

57%

763

11 m/s

↘→ NNW

mmHg

Partly Cloudy

Feels like +25°C

Precipitation amount 0 mm

Humidity 57%

Cloud cover 25%

Pressure 763 mmHg

Visibility 16 km

UV index 4 points

17:00

+22°C

9 m/s

58%

763

12 m/s

↘→ NNW

mmHg

Partly Cloudy

Feels like +25°C

Precipitation amount 0 mm

Humidity 58%

Cloud cover 27%

Pressure 763 mmHg

Visibility 16 km

UV index 2 points

18:00

+21°C

9 m/s

60%

762

12 m/s

↘→ NNW

mmHg

Sunny

Feels like +24°C

Precipitation amount 0 mm

Humidity 60%

Cloud cover 4%

Pressure 762 mmHg

Visibility 16 km

UV index 1 point

19:00

+20°C

9 m/s

63%

762

11 m/s

↘→ NNW

mmHg

Sunny

Feels like +25°C

Precipitation amount 0 mm

Humidity 63%

Cloud cover 19%

Pressure 762 mmHg

Visibility 16 km

UV index 0 points

20:00

+20°C

9 m/s

67%

762

11 m/s

↘→ NNW

mmHg

Partly Cloudy

Feels like +25°C

Precipitation amount 0 mm

Humidity 67%

Cloud cover 31%

Pressure 762 mmHg

Visibility 16 km

UV index 0 points

21:00

+19°C

8 m/s

70%

763

11 m/s

↘→ NNW

mmHg

Clear

Feels like +25°C

Precipitation amount 0 mm

Humidity 70%

Cloud cover 19%

Pressure 763 mmHg

Visibility 16 km

UV index 0 points

22:00

+19°C

8 m/s

72%

763

11 m/s

↘→ NNW

mmHg

Partly Cloudy

Feels like +18°C

Precipitation amount 0 mm

Humidity 72%

Cloud cover 38%

Pressure 763 mmHg

Visibility 16 km

UV index 0 points

23:00

+19°C

8 m/s

73%

763

10 m/s

↘→ NNW

mmHg

Partly Cloudy

Feels like +18°C

Precipitation amount 0 mm

Humidity 73%

Cloud cover 23%

Pressure 763 mmHg

Visibility 16 km

UV index 0 points

Tomorrow

Sep 10

00:00

+19°C

7 m/s

74%

763

9 m/s

↓ N

mmHg

Partly Cloudy

Feels like +18°C

Precipitation amount 0 mm

Humidity 74%

Cloud cover 31%

Pressure 763 mmHg

Visibility 16 km

UV index 0 points

01:00

+18°C

7 m/s

75%

763

9 m/s

↘→ NNW

mmHg

Partly Cloudy

Feels like +18°C

Precipitation amount 0 mm

Humidity 75%

Cloud cover 29%

Pressure 763 mmHg

Visibility 16 km

UV index 0 points

02:00

+18°C

7 m/s

76%

762

8 m/s

↓ N

mmHg

Partly Cloudy

Feels like +18°C

Precipitation amount 0 mm

Humidity 76%

Cloud cover 29%

Pressure 762 mmHg

Visibility 16 km

UV index 0 points

03:00

+18°C

7 m/s

77%

762

9 m/s

↓ N

mmHg

Partly Cloudy

Feels like +18°C

Precipitation amount 0 mm

Humidity 77%

Cloud cover 29%

Pressure 762 mmHg

Visibility 16 km

UV index 0 points

04:00

+18°C

6 m/s

78%

762

8 m/s

↓ N

mmHg

Clear

Feels like +18°C

Precipitation amount 0 mm

Humidity 78%

Cloud cover 3%

Pressure 762 mmHg

Visibility 16 km

UV index 0 points

05:00

+18°C

6 m/s

78%

762

7 m/s

↓ N

mmHg

Clear

Feels like +18°C

Precipitation amount 0 mm

Humidity 78%

Cloud cover 14%

Pressure 762 mmHg

Visibility 16 km

UV index 0 points

06:00

+18°C

5 m/s

79%

762

7 m/s

↓ N

mmHg

Clear

Feels like +17°C

Precipitation amount 0 mm

Humidity 79%

Cloud cover 12%

Pressure 762 mmHg

Visibility 16 km

UV index 0 points

07:00

+18°C

6 m/s

79%

762

7 m/s

↓ N

mmHg

Clear

Feels like +17°C

Precipitation amount 0 mm

Humidity 79%

Cloud cover 4%

Pressure 762 mmHg

Visibility 16 km

UV index 0 points

08:00

+18°C

6 m/s

77%

763

7 m/s

↓ N

mmHg

Sunny

Feels like +18°C

Precipitation amount 0 mm

Humidity 77%

Cloud cover 2%

Pressure 763 mmHg

Visibility 16 km

UV index 0 points

09:00

+20°C

5 m/s

73%

763

7 m/s

↓ N

mmHg

Sunny

Feels like +25°C

Precipitation amount 0 mm

Humidity 73%

Cloud cover 4%

Pressure 763 mmHg

Visibility 16 km

UV index 0 points

10:00

+21°C

6 m/s

68%

764

8 m/s

↓ N

mmHg

Sunny

Feels like +24°C

Precipitation amount 0 mm

Humidity 68%

Cloud cover 1%

Pressure 764 mmHg

Visibility 16 km

UV index 2 points

11:00

+22°C

5 m/s

63%

764

8 m/s

↓ N

mmHg

Sunny

Feels like +25°C

Precipitation amount 0 mm

Humidity 63%

Cloud cover 1%

Pressure 764 mmHg

Visibility 16 km

UV index 3 points

12:00

+23°C

5 m/s

60%

764

7 m/s

↓ N

mmHg

Sunny

Feels like +25°C

Precipitation amount 0 mm

Humidity 60%

Cloud cover 1%

Pressure 764 mmHg

Visibility 16 km

UV index 5 points

13:00

+24°C

6 m/s

57%

764

7 m/s

↘→ NNW

mmHg

Sunny

Feels like +25°C

Precipitation amount 0 mm

Humidity 57%

Cloud cover 1%

Pressure 764 mmHg

Visibility 16 km

UV index 6 points

Hour

Temp

Feels like

Rain chance

Wind

Gusts

Precip. amt.

Humidity

Clouds

Pressure

Visibility

UV index

Now

Clear

Windy

+21°C

+24°C

4 m/s ↘→ NNW

7 m/s

0 mm

83%

17%

764 mmHg

16 km

0 points

05:00

Cloudy

Windy

+20°C

+24°C

5 m/s ↘→ NNW

6 m/s

0 mm

82%

42%

764 mmHg

16 km

0 points

06:00

Clear

Windy

+20°C

+24°C

5 m/s ↓ N

7 m/s

0 mm

81%

13%

764 mmHg

16 km

0 points

07:00

Clear

Windy

+20°C

+24°C

6 m/s ↓ N

7 m/s

0 mm

80%

16%

764 mmHg

16 km

0 points

08:00

Sunny

Windy

+19°C

+25°C

6 m/s ↓ N

8 m/s

0 mm

80%

11%

764 mmHg

16 km

0 points

09:00

Sunny

Windy

+20°C

+24°C

6 m/s ↓ N

8 m/s

0 mm

75%

764 mmHg

16 km

0 points

10:00

Sunny

Windy

+21°C

+24°C

6 m/s ↘→ NNW

9 m/s

0 mm

70%

13%

764 mmHg

16 km

2 points

11:00

Cloudy

Windy

+22°C

+25°C

7 m/s ↘→ NNW

9 m/s

0 mm

65%

23%

764 mmHg

16 km

3 points

12:00

Cloudy

Windy

+22°C

+25°C

7 m/s ↘→ NNW

10 m/s

0 mm

61%

20%

764 mmHg

16 km

5 points

13:00

Cloudy

Windy

+23°C

+25°C

8 m/s ↘→ NNW

10 m/s

0 mm

58%

26%

764 mmHg

16 km

6 points

14:00

Cloudy

Windy

+22°C

+25°C

8 m/s ↘→ NNW

10 m/s

0 mm

58%

29%

764 mmHg

16 km

6 points

15:00

Cloudy

Windy

+22°C

+25°C

9 m/s ↘→ NNW

11 m/s

0 mm

57%

29%

763 mmHg

16 km

5 points

16:00

Cloudy

Windy

+22°C

+25°C

9 m/s ↘→ NNW

11 m/s

0 mm

57%

25%

763 mmHg

16 km

4 points

17:00

Cloudy

Windy

+22°C

+25°C

9 m/s ↘→ NNW

12 m/s

0 mm

58%

27%

763 mmHg

16 km

2 points

18:00

Sunny

Windy

+21°C

+24°C

9 m/s ↘→ NNW

12 m/s

0 mm

60%

762 mmHg

16 km

1 point

19:00

Sunny

Windy

+20°C

+25°C

9 m/s ↘→ NNW

11 m/s

0 mm

63%

19%

762 mmHg

16 km

0 points

20:00

Cloudy

Windy

+20°C

+25°C

9 m/s ↘→ NNW

11 m/s

0 mm

67%

31%

762 mmHg

16 km

0 points

21:00

Clear

Windy

+19°C

+25°C

8 m/s ↘→ NNW

11 m/s

0 mm

70%

19%

763 mmHg

16 km

0 points

22:00

Cloudy

Windy

+19°C

+18°C

8 m/s ↘→ NNW

11 m/s

0 mm

72%

38%

763 mmHg

16 km

0 points

23:00

Cloudy

Windy

+19°C

+18°C

8 m/s ↘→ NNW

10 m/s

0 mm

73%

23%

763 mmHg

16 km

0 points

Tomorrow

Cloudy

Windy

+19°C

+18°C

7 m/s ↓ N

9 m/s

0 mm

74%

31%

763 mmHg

16 km

0 points

01:00

Cloudy

Windy

+18°C

7 m/s ↘→ NNW

9 m/s

0 mm

75%

29%

763 mmHg

16 km

0 points

02:00

Cloudy

Windy

+18°C

7 m/s ↓ N

8 m/s

0 mm

76%

29%

762 mmHg

16 km

0 points

03:00

Cloudy

Windy

+18°C

7 m/s ↓ N

9 m/s

0 mm

77%

29%

762 mmHg

16 km

0 points

04:00

Clear

Windy

+18°C

6 m/s ↓ N

8 m/s

0 mm

78%

762 mmHg

16 km

0 points

05:00

Clear

Windy

+18°C

6 m/s ↓ N

7 m/s

0 mm

78%

14%

762 mmHg

16 km

0 points

06:00

Clear

Windy

+18°C

+17°C

5 m/s ↓ N

7 m/s

0 mm

79%

12%

762 mmHg

16 km

0 points

07:00

Clear

Windy

+18°C

+17°C

6 m/s ↓ N

7 m/s

0 mm

79%

762 mmHg

16 km

0 points

08:00

Sunny

Windy

+18°C

6 m/s ↓ N

7 m/s

0 mm

77%

763 mmHg

16 km

0 points

09:00

Sunny

Windy

+20°C

+25°C

5 m/s ↓ N

7 m/s

0 mm

73%

763 mmHg

16 km

0 points

10:00

Sunny

Windy

+21°C

+24°C

6 m/s ↓ N

8 m/s

0 mm

68%

764 mmHg

16 km

2 points

11:00

Sunny

Windy

+22°C

+25°C

5 m/s ↓ N

8 m/s

0 mm

63%

764 mmHg

16 km

3 points

12:00

Sunny

Windy

+23°C

+25°C

5 m/s ↓ N

7 m/s

0 mm

60%

764 mmHg

16 km

5 points

13:00

Sunny

Windy

+24°C

+25°C

6 m/s ↘→ NNW

7 m/s

0 mm

57%

764 mmHg

16 km

6 points

Precipitation map

Sun and UV

Daylight

UV 0 points Low

Sunrise 07:13

Sunset 19:55

Daylight 12 hours 41 min Solar noon 13:34

Moon

Waning Crescent

Rise05:15 Set19:10 Illumination5% PhaseWaning

Sun and UV

Daylight

UV 0 points Low

Sunrise 07:13

Sunset 19:55

Daylight 12 hours 41 min Solar noon 13:34

Moon

Waning Crescent

Rise05:15 Set19:10 Illumination5% PhaseWaning

Now 14 days Month

September October November December January February March April May June July August

Next days

14-day view

Date

9 Sep Today

10 Sep Tomorrow

11 Sep Day after tomorrow

12 Sep Saturday

13 Sep Sunday

14 Sep Monday

15 Sep Tuesday

16 Sep Wednesday

17 Sep Thursday

Day

Night

Sea t°

Rain

Wind

Press.

Hum.

Feels like

Clouds

Visibility

Gusts

+23°C

+18°C

+18°C

10% 0 mm

9 m/s ↘→ NNW

764 mmHg

65%

day +25°C / night +18°C

7 points

87%

16 km

11 m/s ↘→ NNW

+23°C

+18°C

+17°C

5% 0 mm

7 m/s ↘→ NNW

764 mmHg

64%

day +25°C / night +18°C

6 points

50%

16 km

9 m/s ↘→ NNW

+25°C

+19°C

+17°C

0% 0 mm

6 m/s ↓ N

No data

63%

day +26°C / night +18°C

6 points

No data

8 m/s ↓ N

+27°C

+19°C

+18°C

0% 0 mm

4 m/s ↘ NW

No data

60%

day +28°C / night +24°C

6 points

35%

No data

5 m/s ↘ NW

+28°C

+22°C

+18°C

0% 0 mm

5 m/s ↘ NW

No data

47%

day +28°C / night +25°C

6 points

16%

No data

5 m/s ↘ NW

+28°C

+22°C

+18°C

5% 0 mm

4 m/s ↗ SW

No data

49%

day +28°C / night +25°C

6 points

36%

No data

5 m/s ↗ SW

+26°C

+20°C

+18°C

5% 0 mm

7 m/s ↘→ NNW

No data

59%

day +27°C / night +24°C

6 points

41%

No data

9 m/s ↘→ NNW

+24°C

+19°C

+18°C

10% 0 mm

8 m/s ↘→ NNW

No data

67%

day +26°C / night +24°C

5 points

47%

No data

11 m/s ↘→ NNW

+24°C

+19°C

+17°C

5% 0 mm

6 m/s ↘→ NNW

No data

62%

day +26°C / night +19°C

6 points

59%

No data

7 m/s ↘→ NNW

Cascais weather forecasts

Quick links to the 14-day forecast, monthly forecast and weather by month.

Weather in Cascais for 14 days Air and sea temperature, precipitation, wind and trends for the next few days. Weather in Cascais for a month Daily 30-day forecast with daytime, nighttime and sea temperatures. Weather in Cascais in September Monthly climate with air and sea temperature, precipitation and yearly statistics.

Weather questions for Cascais

Short answers about current weather, rain, wind and the next few days.

What is the weather in Cascais now?

Now in Cascais: clear, +21°C, feels like +24°C. Wind 4 m/s.

Will it rain in Cascais today?

Today's forecast gives a maximum precipitation chance of 20% and a daily total of 0.1 mm.

What is the sea temperature in Cascais?

Sea water is +18°C now. The water is cool.

How will the weather change in Cascais over the next few days?

Over the next few days expect +23°C…+28°C by day and +18°C…+22°C at night; precipitation chance up to 10%, wind up to 9 m/s.

What does the weather feel like in Cascais today?

Right now it is +21°C, feels like +24°C; wind 4 m/s. No major precipitation expected.