Kerala recorded 28,447 COVID-19 cases on Friday, pushing the total tally to 13,50,501.
In the last 24 hours, 1,30,617 samples were tested, and the test positivity rate was 21.78 per cent.
With 27 deaths being reported on Friday, the state's death toll has risen to 5,055.
Chief Minister Pinarayi Vijayan, while addressing the media in Thiruvananthapuram on Friday, said lockdown-like restrictions will be imposed in the state on Saturday and Sunday because of the increase in number of COVID-19 cases. "A decision on whether to extend the restrictions will be taken at an all-party meeting on Monday," he said.
As many as 5,663 people were cured of the infection, taking the total recoveries to 11,66,135.
The active cases touched 1,78,983, Pinarayi said.
Of the positive cases, 73 were health workers, while 315 had come from outside the state and 26,303 infected through contact. The source of infection of 1,756 among them is unknown.
No UK returnee has tested positive for the virus in the last 24 hours.