There have been a further 621 COVID-related deaths and 13,308 cases in the UK, government data shows.
On Friday, there were 758 deaths within 28 days of a positive COVID-19 test and 15,144 cases.
Meanwhile, the number of UK adults given one vaccination dose has risen to 14,556,827.
The government has promised to jab the 15 million people in the top four vaccine priority groups by Monday.
Separately, Boris Johnson said he was "optimistic" lockdown in England could be soon be "cautiously" eased.
The prime minister said his plan, which will be unveiled on 22 February, will prioritise the reopening of schools from 8 March.