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🇵🇹 Weather in Cascais

Current Weather in Cascais

Aviso Amarelo Calor para Lisboa
Overcast
19°C
Feels like 19°C. Overcast.
🌬️ 14 km/h N
💧 83% Humidity
🧭 1019 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.6
🌡️ Dew Point: 15°C
🌅 Sunrise: 06:16 AM
🌇 Sunset: 08:53 PM
Map Overlays:

Hourly Forecast for Cascais

09:00
Sunny
19°
0%
10:00
Sunny
20°
0%
11:00
Sunny
21°
0%
12:00
Sunny
22°
0%
13:00
Sunny
21°
0%
14:00
Sunny
21°
0%
15:00
Sunny
21°
0%
16:00
Sunny
20°
0%
17:00
Sunny
20°
0%
18:00
Sunny
20°
0%
19:00
Sunny
19°
0%
20:00
Sunny
18°
0%
21:00
Clear
18°
0%
22:00
Clear
18°
0%
23:00
Clear
18°
0%
00:00
Clear
17°
0%
01:00
Clear
17°
0%
02:00
Clear
17°
0%
03:00
Clear
17°
0%
04:00
Clear
16°
0%
05:00
Clear
16°
0%
06:00
Clear
16°
0%
07:00
Sunny
16°
0%
08:00
Sunny
17°
0%

14-Day Forecast for Cascais

Thu, May 28
Sunny Sunny
22° / 18°
Fri, May 29
Sunny Sunny
21° / 16°
Sat, May 30
Sunny Sunny
21° / 16°
Sun, May 31
Sunny Sunny
20° / 17°
Mon, Jun 01
Sunny Sunny
20° / 17°
Tue, Jun 02
Sunny Sunny
18° / 17°
Wed, Jun 03
Sunny Sunny
22° / 16°
Thu, Jun 04
Sunny Sunny
18° / 16°
Fri, Jun 05
Sunny Sunny
19° / 15°
Sat, Jun 06
Sunny Sunny
22° / 16°
Sun, Jun 07
Sunny Sunny
24° / 18°
Mon, Jun 08
Sunny Sunny
24° / 18°
Tue, Jun 09
Sunny Sunny
26° / 19°
Wed, Jun 10
Sunny Sunny
21° / 18°

Additional Forecasts for Cascais

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 116.8 μg/m³
O₃ (Ozone) 87.0 μg/m³
NO₂ (Nitrogen Dioxide) 3.9 μg/m³
SO₂ (Sulphur Dioxide) 1.4 μg/m³
PM2.5 (Fine particles) 11.2 μg/m³
PM10 (Coarse particles) 22.1 μg/m³

Historical Weather

Weather Forecasts for Other Cities in Portugal

Frequently Asked Questions about Weather in Cascais

What is the temperature in Cascais right now?

The current temperature in Cascais is 19°C (66°F), overcast (feels like 19°C).

What's the weather like in Cascais right now?

Conditions in Cascais right now: Overcast, humidity 83%, wind 14 km/h N.

What is today's forecast for Cascais?

Today in Cascais: high 22°C, low 18°C, sunny. Chance of rain: 0%.

What is the 7-day weather forecast for Cascais?

Daily highs and lows for Cascais:

  • 2026-05-28: 22°C / 18°C
  • 2026-05-29: 21°C / 16°C
  • 2026-05-30: 21°C / 16°C
  • 2026-05-31: 20°C / 17°C
  • 2026-06-01: 20°C / 17°C
  • 2026-06-02: 18°C / 17°C
  • 2026-06-03: 22°C / 16°C
Is it going to rain in Cascais today?

There is a 0% chance of rain in Cascais today.

What is the wind speed in Cascais right now?

Wind in Cascais is currently 14 km/h (9 mph) from the N.

What is the UV index in Cascais right now?

The UV index in Cascais is currently 0.6 (low). Sun protection is recommended when the index is 3 or higher.

Weather forecasts for other major cities in 🇵🇹 Portugal:

Lisbon · Porto · Amadora · Braga · Setúbal · Coimbra · Queluz · Funchal · Cacém · Vila Nova de Gaia · Algueirão · Loures · Felgueiras · Évora · Rio de Mouro · Odivelas · Aveiro · Amora · Corroios · Barreiro · Monsanto · Rio Tinto · São Domingos de Rana · Figueira da Foz · Leiria · Ponte de Lima · Faro · Sesimbra · Guimarães · Ermesinde · Santo António dos Olivais · Portimão · Benfica · Cascais · Maia · Viana do Castelo · Oeiras · Esposende · Almada · Olivais · Castelo Branco · Alcabideche · Espinho · Câmara de Lobos · Guarda · Alvalade · Arrentela · Montijo · Charneca de Caparica · Olhão