Of the new cases confirmed on Wednesday, 28 were in the western province of Wielkopolskie, which includes the major city of Poznań.
Meanwhile, 25 new infections were reported in the central region of Mazowieckie, which contains the national capital Warsaw.
The neighbouring province of Łódzkie, which is home to Poland's third-largest city of Łódź, had the third-highest number of new infections confirmed by officials on Wednesday, at 23.
The latest deaths in Poland’s coronavirus outbreak are 50 people with pre-existing medical conditions and 12 who died directly because of COVID-19, the Polish health ministry said.
On Tuesday, Poland confirmed 52 deaths and 215 new coronavirus infections nationwide, compared with one death and 140 fresh cases a day earlier.
On April 8, the country reported its highest daily toll of 954 deaths related to the coronavirus.
On April 1, the Polish health ministry confirmed 35,251 new single-day cases, the most since the pandemic hit the country more than a year ago.
Poland's first case of coronavirus infection was reported on March 4, 2020.
1,783 in hospitals, 60,040 quarantined
The health ministry announced on Wednesday morning that 1,783 COVID-19 patients were in hospitals nationwide, 265 of them on ventilators, with a further 60,040 people quarantined for possible coronavirus exposure.
Meanwhile, 2,649,184 people have now recovered from COVID-19 throughout the country, the health ministry also said.
Source: IAR, PAP