When to go · Cascais
Cascais, month by month
The best months for Cascais: May, Jun, Sep, Oct. Months to avoid: Jan, Feb, Jul, Aug, Nov, Dec.
Month by month
- JanuaryAvoidListed as a month to avoid: Jul–Aug (crowded, windy afternoons), Nov–Feb (rain).15 °C (59 °F) / 8 °C (46 °F), 14 rain days59 °F (15 °C) / 46 °F (8 °C), 14 rain daysCrowds: Low
- FebruaryAvoidListed as a month to avoid: Jul–Aug (crowded, windy afternoons), Nov–Feb (rain).16 °C (61 °F) / 9 °C (48 °F), 13 rain days61 °F (16 °C) / 48 °F (9 °C), 13 rain daysCrowds: Low
- MarchGoodOutside the best window (May–Jun, Sep–Oct). Across Portugal: Warming up; good for cities and walking the Alentejo.18 °C (64 °F) / 10 °C (50 °F), 11 rain days64 °F (18 °C) / 50 °F (10 °C), 11 rain daysCrowds: Medium
- AprilGoodOutside the best window (May–Jun, Sep–Oct). Across Portugal: Easter and 25 April (Freedom Day) bring domestic crowds; wildflowers in the south.19 °C (66 °F) / 11 °C (52 °F), 11 rain days66 °F (19 °C) / 52 °F (11 °C), 11 rain daysCrowds: Medium
- MayGreatInside Cascais's best window: May–Jun, Sep–Oct.21 °C (70 °F) / 13 °C (55 °F), 8 rain days70 °F (21 °C) / 55 °F (13 °C), 8 rain daysCrowds: Medium
- JuneGreatInside Cascais's best window: May–Jun, Sep–Oct.24 °C (75 °F) / 15 °C (59 °F), 4 rain days75 °F (24 °C) / 59 °F (15 °C), 4 rain daysCrowds: High · 1 festival or holiday
- JulyAvoidListed as a month to avoid: Jul–Aug (crowded, windy afternoons), Nov–Feb (rain).27 °C (81 °F) / 17 °C (63 °F), 2 rain days81 °F (27 °C) / 63 °F (17 °C), 2 rain daysCrowds: High
- AugustAvoidListed as a month to avoid: Jul–Aug (crowded, windy afternoons), Nov–Feb (rain).27 °C (81 °F) / 17 °C (63 °F), 2 rain days81 °F (27 °C) / 63 °F (17 °C), 2 rain daysCrowds: High
- SeptemberGreatInside Cascais's best window: May–Jun, Sep–Oct.26 °C (79 °F) / 16 °C (61 °F), 5 rain days79 °F (26 °C) / 61 °F (16 °C), 5 rain daysCrowds: Medium
- OctoberGreatInside Cascais's best window: May–Jun, Sep–Oct.22 °C (72 °F) / 14 °C (57 °F), 10 rain days72 °F (22 °C) / 57 °F (14 °C), 10 rain daysCrowds: Medium
- NovemberAvoidListed as a month to avoid: Jul–Aug (crowded, windy afternoons), Nov–Feb (rain).18 °C (64 °F) / 11 °C (52 °F), 13 rain days64 °F (18 °C) / 52 °F (11 °C), 13 rain daysCrowds: Low
- DecemberAvoidListed as a month to avoid: Jul–Aug (crowded, windy afternoons), Nov–Feb (rain).16 °C (61 °F) / 9 °C (48 °F), 14 rain days61 °F (16 °C) / 48 °F (9 °C), 14 rain daysCrowds: Medium
Compare two months
Weather, crowds and prices for any two months in Cascais, side by side.
Verdict
May: Great
Jun: Great
Daytime high
May: 21 °C (70 °F)70 °F (21 °C)
Jun: 24 °C (75 °F)75 °F (24 °C)
Night low
May: 13 °C (55 °F)55 °F (13 °C)
Jun: 15 °C (59 °F)59 °F (15 °C)
Rain days
May: 8
Jun: 4 (better)
Crowds
May: Medium
Jun: High
Prices
May: Medium
Jun: High
Festivals listed
May: 0
Jun: 1
May: Inside Cascais's best window: May–Jun, Sep–Oct.
June: Inside Cascais's best window: May–Jun, Sep–Oct.
Cascais: figures are long-term averages from this guide, not a forecast.