Cascais weather in November
Temperature, sea and sunshine in November: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in November
Poor
Best time to visit: June – September
What is the weather like in Cascais in November?
In November, Cascais is mild: daytime highs average 17 °C, and nights cool down to about 13 °C. The sea averages 17.3 °C – bracing, so a wetsuit helps for longer swims. Expect around 6 hours of sunshine a day. Rain is frequent, with about 10 rainy days and 85 mm in total. All in all, November is not an ideal month for a holiday in Cascais.
November compared
How the weather changes from October to December. Tap a month to open it.
| OctoberOct | NovemberNov | DecemberDec | |
|---|---|---|---|
| Score | 47 | 22 | 21 |
| Day | 22° | 17° | 15° |
| Night | 16° | 13° | 11° |
| Sea | 19° | 17° | 16° |
| Sun | 7 h | 6 h | 6 h |
| Rain days | 9 | 10 | 10 |
More details for November
- Daylight
- 10 h 6 min07:19 – 17:26
- UV index
- 3 · moderateclear sky, noon (estimate)
- Muggy days
- 0 daysdew point 18 °C or more
- Wind
- 23 km/haverage daily peak
- Cloud cover
- 52 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC+0Europe/Lisbon
How the score comes together
- Temperatureweight 35 %0 %
- Seaweight 25 %4 %
- Sunshineweight 20 %50 %
- Few rainy daysweight 20 %56 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in November
- A jumper for the evenings
- Rain jacket or umbrella
Cascais in November: quick answers
Is Cascais hot in November?
No. In November, Cascais is mild: daytime highs average 17 °C and nights drop to about 13 °C.
Can you swim in Cascais in November?
Only if you don't mind cold water: in November the sea averages just 17.3 °C. Comfortable swimming temperatures are not reached at any time of year.
Does it rain much in Cascais in November?
Rain is frequent, with about 10 rainy days and 85 mm in total.
Cascais month by month
The whole year in CascaisAll destinations: Portugal
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)