The number of new cases is the lowest since May 24, the day 241 new infections were reported.
According to the epidemiological bulletin of the Directorate-General for Health (DGS), 471 people are hospitalised on 20 September with covid-19, 16 more than on Sunday, 82 of them in intensive care units, less four in the last 24 hours.
The deaths occurred in the Lisbon and Vale do Tejo region (4), in the Centre region (2) and in the Algarve (1).
Regarding the ages of the victims, three were over 80 years old, one between 70 and 79, two between 60 and 69 and one between 50 and 59.
Regarding the age characterisation of new confirmed cases of infection, it is between 30 and 39 years old (men and women) that there were more cases, with 53 more infected in the last 24 hours.
This is followed by the age groups between 40 and 49 (47), between 20 and 29 years (44 new cases) and between 60 and 69 years (29 new cases).
Data released by the DGS also show that there are less than 339 active cases, totalling 33,634.
Since the beginning of the pandemic, in March 2020, 17,914 people have died in Portugal and 1,062,320 cases of infection have been registered.
The total number of accumulated cases is nine less than the previous day in the Centre region, resulting from the correction of 34 cases after reviewing their classification, explains the DGS.
Health authorities have been under surveillance in the last 24 hours for 369 people, totalling 30,069.
The region of Lisbon and Vale do Tejo, with the notification of 116 new infections, has so far accounted for 411,053 cases and 7,656 deaths.
In the Northern region, 82 new infections by SARS-CoV-2 were registered, totalling 408,074 cases of infection and 5,544 deaths since the beginning of the pandemic.
In the Centre region there were 25 more cases, accumulating 141 906 infections and 3,130 deaths.
In the Alentejo, 24 more cases were reported, totalling 38,435 infections and 1,016 deaths since the beginning of the pandemic.
In the Algarve region, the bulletin registers 44 new cases, accumulating 41,994 infections and 454 deaths.
The Autonomous Region of Madeira registered seven new cases, totalling 12,121 infections and 72 deaths due to Covid-19 since March 2020.
The Azores now have eight new cases, accounting for 8,737 cases and 42 deaths since the beginning of the pandemic.
The regional authorities of the Azores and Madeira publish their data daily, which may not coincide with the information published in the DGS bulletin.
The new coronavirus has already infected in Portugal at least 490,607 men and 570,967 women, show data from the DGS, according to which there are 746 cases of unknown sex, which are under investigation, since this information is not provided automatically.
Of the total number of fatalities, 9,395 were men and 8,519 women.
The greatest number of deaths continues to be concentrated in the elderly over 80 years old, followed by the age group between 70 and 79 years old.
Of the total deaths, 11,684 were over 80 years old, 3,838 were between 70 and 79 years old, and 1,632 were between 60 and 69 years old.