Cascais in august: average Weather, Temperature and Climate
Weather in Cascais in august 2025
The weather in Cascais in august comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also by clicking on the tabs for the beginning, the middle and the end of the month.
Average weather throughout august
perfect weather UV index: 6
Weather at 6am
68°F
Clear/Sunny
64% of time
28%
6%
4%
Weather at 12pm
74°F
Clear/Sunny
81% of time
15%
4%
2%
Weather at 6pm
72°F
Clear/Sunny
83% of time
15%
2%
1%
Weather at 3am
68°F
64%
29%
4%
3%
Evolution of daily average temperature and precipitation in Cascais in august
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Cascais in august.
The climate of Cascais in august is perfect
In august in Cascais, the climate is dry ; it hardly ever rains (0.2in of precipitation over 0 days).
The climate quite pleasant in that area the month of august. Temperatures are up to 76°F. The minimum is 68°F. Thus, the mean temperature average in august in Cascais is 72°F. Note that these seasonal averages are in contrast with those observed in Cascais in august with a maximum record of 88°F in 2010 and a minimum record of 61°F in 2011. You can expect to have about 0 days with temperatures up to 86°F, or 0 of time.
Day length in Cascais in august is 13:40. The sun rises at 05:52 and sunset is at 19:32.
With ideal weather conditions, the month of august is recommended to go in this city.
Seasonal average climate and temperature of Cascais in august
Check below seasonal norms These datas are set from the weather statements of the last years of august.
| August | |||||
| Outside temperature | |||||
| Average temperature | 72°F | ||||
| Highest temperature | 76°F | ||||
| Lowest temperature | 68°F | ||||
| Highest record temperature | 88°F (2010) | ||||
| Lowest record temperature | 61°F (2011) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 68°F | ||||
| Lowest sea temperature | 63°F | ||||
| Highest sea temperature | 72°F | ||||
| Wind | |||||
| Wind speed | 25km/h | ||||
| Wind temperature | 68°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 0.2in | ||||
| Number of days with rainfall | 0 day(s) (1%) | ||||
| Record daily rainfall | 0.4in (2010) | ||||
| Other climate data | |||||
| Humidity | 85% | ||||
| Visibility | 9.88km | ||||
| Cloud cover | 14% | ||||
| UV index | 6 | ||||
| Daily sunshine hours | 14 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 05:52 | ||||
| Time of sunset | 19:32 | ||||
| Length of day | 13:40 | ||||
| Our opinion about the weather in august | |||||
| Our opinion at whereandwhen.net | perfect | ||||
How was the weather last august?
Here is the day by day recorded weather in Cascais in august 2024:
67°F to 74°F
67°F to 72°F
67°F to 74°F
67°F to 77°F
67°F to 74°F
68°F to 74°F
67°F to 72°F
65°F to 72°F
65°F to 77°F
68°F to 77°F
67°F to 76°F
67°F to 74°F
67°F to 72°F
65°F to 72°F
65°F to 77°F
67°F to 79°F
68°F to 77°F
68°F to 74°F
67°F to 74°F
68°F to 74°F
65°F to 72°F
65°F to 70°F
67°F to 74°F
67°F to 76°F
63°F to 72°F
63°F to 74°F
65°F to 74°F
63°F to 72°F
65°F to 70°F
65°F to 70°F
65°F to 70°F
Map: other cities in Portugal in august
Cities near Cascais:
| Estoril in august | perfect weather |
| Guincho in august | perfect weather |
| Sintra in august | perfect weather |
| Colares in august | perfect weather |
| Costa da Caparica in august | perfect weather |
| Lisbon in august | perfect weather |
| Ericeira in august | perfect weather |
| Montijo in august | perfect weather |
| Sesimbra in august | perfect weather |
| Torres Vedras in august | perfect weather |
| Setúbal in august | perfect weather |
| Lourinhã in august | perfect weather |
Click over cities on the map for information about the weather in august.
Cascais
perfect weather
good
tolerable
bad
very bad
Weather data for Cascais in august:
Weather data for Cascais for august are derived from an average of the weather forecast since 2009 in Cascais. There is a margin of error and these forecasts are to be considered as general information only. The weather in Cascais can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Cascais.