SATV 30 May, Kathmandu: The dominant strain is the Omicron variant JN.1, with a cumulative total of 211,717 cases and 51 deaths this year. Since the Songkran period, 14 clusters have been identified, the department added.

According to DDC spokesperson Dr Jurai Wongsawat, the Covid-19 mortality rate has remained low at 0.02% since after Songkran, with most patients experiencing mild symptoms. However, during weeks 19–21 of 2025, the number of infections exceeded the five-year median and was higher than the same period in 2024.

Between May 18 and 24, there were 67,484 new cases and 8 deaths reported. As of May 27, the cumulative number of cases this year reached 211,717, with 51 deaths in total.

Dr Jurai emphasised that people should be aware but not panic, noting that while the virus tends to mutate into less severe forms, infections may rise during the rainy and winter seasons.

Top 10 Provinces with Highest Cases:

Rayong – 1,073 cases

Bangkok – 976 cases

Chonburi – 914 cases

Phuket – 911 cases

Nonthaburi – 817 cases

Pathum Thani – 650 cases

Nakhon Pathom – 639 cases

Samut Prakan – 609 cases

Trat – 585 cases

Prachuap Khiri Khan – 548 cases

Covid-19 Clusters (14 reported):

6 prisons – 198 cases

5 educational institutions – 258 cases

2 military camps – 178 cases

1 hospital – 35 cases

Data from the Department of Medical Sciences shows that from January 2024 to May 6, 2025, the Omicron JN.1 variant accounted for 63.92% of cases in Thailand, while the XEC variant dropped to 3.07%. Other variants of concern continue to be monitored.

Although the new variants do not cause more severe symptoms, they are spreading faster than before, the department added.