Central region
• Hot during the day, with very hot weather in some areas
• Thunderstorms in 10% of the area, with gusty winds in some places
• Mostly in Kanchanaburi, Lopburi, Saraburi, Suphan Buri and Ratchaburi
• Samut Songkhram, Samut Sakhon, Nakhon Pathom and Phra Nakhon Si Ayutthaya
• Minimum temperature: 22-25°C
• Maximum temperature: 38-40°C
• Southerly winds: 10-15 km/h
East
• Hot during the day, with thunderstorms in 20% of the area and gusty winds in some places
• Mostly in Nakhon Nayok, Prachin Buri, Sa Kaeo, Chachoengsao, Chonburi, Rayong, Chanthaburi and Trat
• Minimum temperature: 24-27°C
• Maximum temperature: 35-38°C
• Southerly winds: 15-30 km/h
• Waves about 1 metre high, rising above 2 metres in thunderstorm areas
South, east coast
• Hot during the day, with thunderstorms in 30% of the area
• Mostly in Surat Thani, Nakhon Si Thammarat, Phatthalung, Songkhla, Yala and Narathiwat
• Minimum temperature: 23-27°C
• Maximum temperature: 32-38°C
• Southeasterly winds: 15-30 km/h
• Waves about 1 metre high, rising above 2 metres in thunderstorm areas
South, west coast
• Hot during the day, with thunderstorms in 30% of the area
• Mostly in Phang-nga, Phuket, Krabi, Trang and Satun
• Minimum temperature: 24-26°C
• Maximum temperature: 33-35°C
• Easterly winds: 10-30 km/h
• Waves below 1 metre, rising above 1 metre in thunderstorm areas
Bangkok and surrounding provinces
• Hot during the day, with thunderstorms in 20% of the area and gusty winds in some places
• Minimum temperature: 24-26°C
• Maximum temperature: 35-36°C
• Southerly winds: 10-20 km/h