Delhi reported 416 fresh Covid-19 cases on Wednesday, the highest single-day spike in over seven months, taking the infection tally to 6,45,719, authorities said.
The previous highest single-day spike was recorded on September 11 last year when 471 cases were reported.
The city had reported 397 cases on Tuesday.
The active cases tally stands at 4,845, while 6,37,845 people have recovered from the infection so far, according to the latest bulletin issued by the Delhi health department.
The death toll due to the disease has reached 11,029.
The positivity rate has increased to 0.64 per cent, the bulletin said.
The number of tests conducted in the last 24 hours was 64,845, it said.
The national capital had reported over 400 cases in a day after a gap of over seven months.
The city had reported 471 cases on September 11 last year, the highest single-day spike since the outbreak of the pandemic.
The number of cases had started declining after that and the city had reported less than 200 cases in a day for over two months.
The positivity rate had also dropped to 0.2 per cent in the first week of December.
However, the number of cases has been increasing since the last week of December and the positivity rate has also gone up.
The Delhi government has imposed several restrictions to contain the spread of the virus, including night curfew, weekend curfew and a ban on large gatherings.
It has also urged people to follow all the safety protocols, including wearing masks, maintaining social distancing and avoiding large gatherings.