The country registered 83 more Covid-19 fatalities and 21,382 new cases during the previous 24 hours, the Public Health Ministry announced on Tuesday morning.
The new caseload declined for the fourth consecutive day from Friday's all-time high of 27,071, and was 2,059 lower than the 23,441 cases reported on Monday morning.
However, the figures did not include 13,220 positive results from antigen tests over the previous 24 hours. This would raise the total to 34,544.
Five fewer deaths were recorded in the 24-hour period ending 11.59pm Monday.
All but 58 of the 21,382 new infections were transmitted inside Thailand, Forty-four of the new domestic cases were prisoners, and 109 were detected via mass testing; all the others were diagnosed at hospitals.
Bangkok had the most new cases at 3,109, followed by 1,420 in Chon Buri, 1,136 in Nakhon Si Thammarat, 874 in Samut Prakan, 613 in Samut Sakhon, 606 in Nakhon Ratchasima, 597 in Roi Et, 533 in Rayong, 503 in Nakhon Pathom and 498 in Buri Ram.
The 58 imported cases came from 20 countries and included 11 from the United Kingdom, eight from Cambodia, six each from Singapore and Germany, four from Malaysia and three each from Iran and Myanmar.
(Screenshot from https://epidemic-stats.com/coronavirus/thailand)
The 83 new fatalities were between the ages of 3 and 95 years old and included one Japanese.
Bangkok had 11 new deaths while there were four in adjacent provinces - in Nakhon Pathom (1), Samut Prakan (1), and Pathum Thani (2).
Other central plain provinces further from the capital recorded 16 deaths - three each in Rayong and Lop Buri, two in Chon Buri and one each in Samut Songkhram, Ang Thong, Chai Nat, Chanthaburi, Trat, Kanchanaburi, Ratchaburi and Phetchaburi.
The Northeast had 22 fatalities - five in Ubon Ratchathani, four in Maha Sarakham, two each in Buri Ram, Roi Et, Si Sa Ket and Nakhon Phanom and one each in Udon Thani, Nakhon Ratchasima, Nong Bua Lam Phu, Sakon Nakhon and Mukdahan.
The South reported 21 deaths - four each in Surat Thani and Phatthalung, three each in Phuket and Pattani and one each in Chumphon, Krabi, Nakhon Si Thammarat, Trang, Songkhla, Yala and Narathiwat.
The North saw nine more coronavirus-related fatalities - three in Phitsanulok, two in Phetchabun and one each in Tak, Lampang, Chiang Mai and Uttaradit.
On Monday, 24,824 Covid-19 patients were discharged from hospitals after recovering from the coronavirus, while 236,814 others were receiving treatment (down from 240,339 on the previous day) - 62,278 of them at hospitals (down from 67,435), including 1,484 seriously ill patients with lung inflammation (up from 1,464) and 532 dependent on ventilators (up from 514).
Accumulated cases near 3.4 million
Since the pandemic started in early 2020, there have been 3,398,792 Covid-19 cases, including 1,175,357 this year, with 3,137,561 complete recoveries to date.
The accumulated death toll stood at 24,417 since the beginning of the pandemic, including 2,719 so far this year.
The highest number of Covid-related fatalities in a 24-hour period was 312 recorded on Aug 13, 2021. The highest number of cases was 27,071 on March 18.
Global Covid-19 cases rose by 1.09 million in 24 hours to 472.62 million. The worldwide death toll went up by 3,420 to 6.10 million.
Over the past seven days, South Korea had the most cases - of 2.72 million - followed by Germany with 1.52 million, Vietnam with 1.19 million and France with 628,342.