Daily Weather Forecast
12 June 2026Announcement Date 12 June 2026
Forecast Additional Video Formats
General Situation
12 Jun 2026
Image:
Weather Map
The monsoon trough lies across the upper North and upper Laos into the low-pressure cell over the coast of upper Vietnam while the moderate southwest monsoon prevails over the Andaman Sea, Thailand and the Gulf. Isolated heavy rains are forecast in the country. People in the country should beware of heavy to very heavy rain and its accumulation that may cause flash flood and overflows, especially along foothills near waterways and lowlands. The moderate wind forces the waves in the upper Andaman Sea up to be about 2 meters high, 1-2 meters high in the lower Andaman Sea and the Gulf and above 2 meters high in thundershowers. All ships in the Andaman Sea and the Gulf should proceed with caution and keep off thundershowers.
Bangkok Metropolis and Vicinity Forecast
06:00 Today - 06:00 TomorrowScattered thundershowers and isolated heavy rain. Minimum temperature 25-27 °C. Maximum temperature 34-36 °C. Southwesterly winds 10-20 km./hr.
Announcement Date 12 June 2026
Weather Province Additional
7 days Weather Forecast
Weather Outlook During 11 – 17 Jun 2026Forecast
On 11 Jun 2026, The monsoon trough lies across the upper North and upper Laos into the low-pressure cell over the coast of upper Vietnam while the moderate southwest monsoon prevails over the Andaman Sea, Thailand and the Gulf. Isolated heavy rains are forecast in the country while isolated very heavy rain are possible in the North and the upper Northeast regions. During 12 – 17 Jun 2026, the monsoon trough will move to lie across Myanmar, upper Laos and upper Vietnam while the monsoon prevailing over the upper country is strengthening. Isolated heavy rains are forecast in the country. During 14 – 15 Jun 2026, more rains in upper country while Isolated very heavy rains are possible in the western part of the Central. The moderate wind and waves in the upper Andaman Sea are expected about 2 meters high, 1 - 2 meters high in the lower Andaman Sea and the Gulf of Thailand and above 2 meters high in thundershowers throughout the period.
Caution
during 14 – 17 Jun, People in the country, especially in the western part of the Central should beware of heavy to very heavy rains and accumulation that may cause flash floods and overflows especially along the waterways near foothills and lowlands.
All ships in the Gulf and the Andaman Sea should proceed with caution and keep off thundershowers throughout the period.
Announcement Date 11 Jun 2026
7 day Weather Summary
1 June 2026 - 7 June 2026Forecast
The monsoon trough lay across the northern, upper central and lower northeastern regions, extending into the low-pressure cell over the coast of central Vietnam on the first day of the week. Additionally, the rather strong southwest monsoon prevailed over the Andaman Sea, Thailand and the Gulf of Thailand almost the week. In addition, the low-pressure cell covered upper Myanmar in the second half of the week. These conditions caused rainfall over upper Thailand, mainly in the second half of the week. For the southern region, plentiful rainfall was observed at the beginning and the middle of the week.
Announcement Date 08 Jun 2026
Previous
Monthly Weather Forecast
November 2022Forecast
Upper Thailand will be more cold especially the northern and northeastern regions with some thunderstorms on certain days. For the mountain tops, mountain peaks, and mountain ranges, the weather is generally cold. This is because The high pressure area from China will extend to cover the North and Northeast periodically. It will be mostly moderate power. the southern part It continues to rain heavily. especially the east coast from Chumphon down There are still thunderstorms in 60 - 80 percent of the area with heavy rain in many areas and very heavy in some places.This will cause flash floods and flash floods, as well as overflowing riverbanks in some places. For wind waves in the Gulf of Thailand will be strong. In some periods, there will be waves 2 - 4 meters high, while the Andaman Sea will have 1-2 meters high because the northeast monsoon still prevails over the Gulf of Thailand and the South. It will have strength from time to time. In addition, there will be a monsoon trough that lies across the central South in some periods. In addition, in some periods there will be an active low pressure cell moving closer. and has a high chance of moving through the southern region
Caution
In summary, this month, the total rainfall in the northern and northeastern regions is expected to be 10% less than normal, and the central and eastern regions are close to normal. The southern region is 10 percent above normal, while the average landscape is still slightly above normal.
Announcement Date 01 November 2022