Heavy downpours foreseen in 41 provinces, Bangkok braces for 60% storm penetration
Thai Meteorological Department Issues Weather Advisory for June 29, 2025
Detailed province-by-province weather forecasts for June 29, 2025, are currently not available through online sources, as the Thai Meteorological Department does not publish such long-term daily regional forecasts publicly months in advance.
However, the department has issued a weather advisory warning of heavy rainfall in all 41 provinces across Thailand. Here's a breakdown of the expected weather conditions in various regions:
Northern Region
Thunderstorms are forecast in 60% of the northern region with isolated heavy rain in several provinces. Residents in the upper northern and upper northeastern provinces are advised to be aware of flash floods and the dangers posed by accumulated rainfall.
Central Region
The central region will experience low temperatures between 24-25°C and high temperatures between 31-35°C. Southwesterly winds in the central region are forecast to be at 10-20 km/h.
Southern Region (West Coast)
In the southern region (West Coast), thunderstorms are forecast in 30% of the area, particularly affecting Ranong, Phang Nga, and Phuket. From Phuket northward, southwesterly winds will be 15-35 km/h, with wave height ranging from 1-2 metres, and over 2 metres in stormy areas.
Southern Region (East Coast)
Thunderstorms are expected in 30% of the Southern region (East Coast), particularly in Phetchaburi, Prachuap Khiri Khan, Chumphon, and Surat Thani. From Krabi southward, southwesterly winds will be 15-30 km/h, with wave height around 1 metre; over 2 metres in stormy areas.
Eastern Region
Thunderstorms are forecast in 60% of the Eastern region with heavy rain in Nakhon Nayok, Prachin Buri, Sa Kaeo, Rayong, Chanthaburi, and Trat. Southwesterly winds at 15-30 km/h are expected in the Eastern region.
Andaman Sea and Gulf of Thailand
Mariners in both the Andaman Sea and the Gulf of Thailand are advised to proceed with caution and avoid stormy areas. Moderate winds are expected in both bodies of water.
Bangkok
Bangkok's low temperature is forecast to be between 25-26°C, while the high will be between 32-35°C. The city has a 60% chance of thunderstorms today. Southwesterly winds in Bangkok are forecast to be at 10-20 km/h.
Given the lack of exact data, you would need to consult official archives or direct forecasts from the Thai Meteorological Department closer to the date or contact them for historical forecast data. It's recommended to stay updated with the latest weather updates and take necessary precautions during the forecasted heavy rainfall.
Even though detailed weather forecasts for June 29, 2025, are not publicly available months in advance, businesses that rely on accurate weather information, such as agriculture and tourism, may want to consult the Thai Meteorological Department for the updated weather forecast as the heavy rainfall could potentially impact economic activity. For instance, the education sector should be vigilant in dealing with the possible disruptions due to heavy rainfall and flash floods, especially in the northern and eastern regions. Moreover, it's advisable for residents to be aware of the weather conditions, especially in Ranong, Phang Nga, and Phuket in the southern region (West Coast) as well as in Nakhon Nayok, Prachin Buri, Sa Kaeo, Rayong, Chanthaburi, and Trat in the Eastern region, as these areas have a high chance of encountering heavy rain and thunderstorms.
