Portugal
Cascais in November: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Cascais in November is climatically well suited to city breaks and active holidays and hiking. The average daily high is around 18 °C, and the sea is about 17 °C. With about 12 rainy days it is wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
52/100 · #9
Warmth
#7
Dryness
#12
Sun
#10
Sea warmth
#6
Published best categories: none
Cascais · NovemberPhoto: Terry Kearney from liverpool, merseyside · CC0Climate facts
- Average high
- 18 °C
- Average low
- 14 °C
- Sea
- 17 °C
- Rainy days (est.)
- 12 rainy days (est.)
- Sun (est.)
- 3 h/day
- Humidity
- 81 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| October | 21 | 17 | 10 | 76 | 4.5 | 81 | 4.2 | 18 | 66 |
| November (selected) | 18 | 14 | 12 | 87 | 3.1 | 81 | 4.8 | 17 | 52 |
| December | 16 | 12 | 11 | 84 | 2.5 | 82 | 5.0 | 16 | 45 |
How do the previous and next months compare?
Baseline: November (52/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| October | +14 | +2.9 °C | +2.6 °C | -1.3 | -10.6 mm | +1.4 h | +0.8 % | -0.6 m/s | +1 °C |
| December | -7 | -1.9 °C | -1.8 °C | -0.5 | -2.8 mm | -0.6 h | +1.4 % | +0.2 m/s | -1.2 °C |
All twelve months in context
Find a place to stay
Where to stay in Cascais
Compare available stays, prices and cancellation terms for Cascais on Booking.com.
Booking.comFind places to stayAffiliate link: there is no extra cost to you.
Useful next decisions
Frequently asked questions
How warm is Cascais in November?
The average daily high is around 18 °C, with an average daily low of about 14 °C.
Can you swim in Cascais in November?
The sea is about 17 °C (cold).
Does it rain a lot in Cascais in November?
The curated estimate is about 12 rainy days per month, not a directly measured long-term average. Total precipitation averages around 87 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Cascais?
By the climate score, June, July, August and September are the strongest months for Cascais. For a beach trip: June, July, August and September. November is not among them.