July
Weather in July
Temperature
In Cascais, July's average high-temperature stands at a still warm 26°C (78.8°F), closely related to the preceding month. The average temperature during July nights is registered at a refreshing 17°C (62.6°F).Rainfall
The month with the least rainfall is July, when the rain falls for 2 days and typically collects 7mm (0.28") of precipitation.Sea temperature
In Cascais, the average seawater temperature in July is 18.9°C (66°F).Note: Most people do not find swimming enjoyable in water of 18.9°C (66°F). The task of controlling breathing becomes tougher as the temperature drops from 21°C (69.8°F) to 15°C (59°F).
Daylight
In July, the average length of the day is 14h and 34min.On the first day of July in Cascais, sunrise is at 06:16 and sunset at 21:06. On the last day of the month, sunrise is at 06:38 and sunset at 20:49 WEST.
Sunshine
The months with the most sunshine are July and August, with an average of 11h of sunshine.UV index
The months with the highest UV index in Cascais, Portugal, are June and July, with an average maximum UV index of 9. A UV Index reading of 8 to 10 represents a very high health risk from unsafe exposure to UV radiation for ordinary individuals.Note: An average UV index of 9 in July transforms into this advice:
Be vigilant. Without due care, eyes and skin can be harmed in no time. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Cascais in July?
What is the driest month in Cascais?
How many days does it rain in July in Cascais?
What is the sea temperature in July in Cascais?
How many hours of daylight does Cascais have in July?
What time are sunrise and sunset in July in Cascais?
What is the month with the most sunshine in Cascais?
How long on average sun shines in July in Cascais?
What is the month with the highest UV index in Cascais?
How high is the UV index in July in Cascais?
Average temperature in July
Cascais, Portugal
- Average high temperature in July: 26°C
The warmest month (with the highest average high temperature) is August (27°C).
The month with the lowest average high temperature is January (14°C).
- Average low temperature in July: 17°C
The months with the highest average low temperature are July, August and September (17°C).
The coldest month (with the lowest average low temperature) is January (8°C).
Average rainfall in July
Cascais, Portugal
- Average rainfall in July: 7mm
The wettest month (with the highest rainfall) is January (123mm).
The driest month (with the least rainfall) is July (7mm).
Average rainfall days in July
Cascais, Portugal
- Average rainfall days in July: 2 days
The month with the highest number of rainy days is January (15 days).
The months with the least rainy days are July and August (2 days).
Average sea temperature in July
Cascais, Portugal
- Average sea temperature in July: 18.9°C
The best month for swimming (with the highest average sea temperature) is September (19.9°C).
The coldest month (with the lowest average sea temperature) is March (15.1°C).
Average daylight in July /
Average sunshine in July
Cascais, Portugal
- Average daylight in July: 14h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in July: 11h
The months with the most sunshine are July and August (Average sunshine: 11h).
The months with the least sunshine are January, February, November and December (Average sunshine: 5h).
Average UV index in July
Cascais, Portugal
- Average UV index in July: 9
The months with the highest UV index are June and July (UV index 9).
The months with the lowest UV index are January and December (UV index 2).
