However, the jury is still out on many of these issues, as there is a lack of comprehensive studies. According to data collected by NCSL : -Twenty-one states currently have school districts (with public schools) operating on a four-day week.
In the capital Lisbon average temperatures range from 8 degrees Centigrade in January to 29 degrees Centigrade in July. But it is not unusual to get temperatures well over 30 degrees Centigrade in some summers particularly at the holiday resort of Faro in far south of Portugal.
CLIMATE: AVERAGE MONTHLY WEATHER IN Lisbon, Portugal. The climate in Lisbon is mainly determined by the warm Gulf Stream creating a Mediterranean climate. This means warm and dry summers and mild winters. The average annual temperature is 17 degrees Celsius (62Â° Fahrenheit). Due to the fact that Lisbon is not far from the Atlantic Ocean, the average temperature is a few degrees below the more inland areas during the summer months.