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Weather Forecast 7 day Infographic
23 – 29 December 2025Announcement Date 23 December 2025 05:00 AM
Weather Forecast
23 – 29 December 2025During 23 – 24 Dec, the high-pressure system covering upper Thailand is weakening with an increase in temperature but there still are morning cool to cold and light fog in the upper country. The northeast monsoon prevailing over the Gulf and the South will weaken with isolated rains in the South. The weakening wind and waves in the lower Gulf are expected 1 - 2 meters high and above 2 meters high in thundershowers. In the upper Gulf and the Andaman Sea, the waves are expected about 1 meter high and above 1 meters high in thundershowers. During 25 – 29 Dec, For the South, the northeast monsoon prevailing over the Gulf and the South will strengthen with more rains and isolated heavy to very heavy rain in the lower South. The moderated wind and waves in the lower Gulf are expected about 2 meters high and above 2 meters high in thundershowers. In the upper Gulf and the Andaman Sea, the waves are expected 1 - 2 meters high and about 2 meters high in thundershowers. Another high-pressure system will extend to upper Thailand with a decrease in temperature and strong wind in the upper country. Morning cool to cold weather is likely in the Northeast with 2 – 4 °C drop in temperature while cool in the morning is likely in the North, the Central including Bangkok and its vicinity and the East regions with 1 – 3 °C drop in temperature.
Announcement Date 23 December 2025 05:00 AM
Regional Weather Forecast
23 – 29 December 2025Northern
During 23 – 25 Dec, morning cool to cold and fog. A slight rise in temperature. Minimum temperature 15 – 21 °C. Maximum temperature 29 – 34 °C. Cold to very cold on the mountain top with isolated frost. Minimum temperature 4 - 12 °C. Easterly winds 10 – 15 km/hr. During 26 – 29 Dec, morning cool to cold and 1 – 3 °C drop in temperature. Minimum temperature 14 – 18 °C. Maximum temperature 27 – 33 °C. Cold to very cold on the mountain top. Minimum temperature 3 - 10 °C. Northeasterly winds 10 – 20 km/hr.
Northeastern
During 23 – 25 Dec, morning cool and light fog. Minimum temperature 18 – 22 °C. Maximum temperature 30 – 34 °C. Cool to cold on the mountain top. Minimum temperature 10 - 16 °C. Northeasterly winds 10 – 20 km/hr. During 26 – 29 Dec, morning cool to cold with strong winds and 2 – 4 °C drop in temperature. Minimum temperature 13 – 19 °C. Maximum temperature 28 – 32 °C. Cold on the mountain top. Minimum temperature 8 - 14 °C. Northeasterly winds 15 – 30 km/hr.
Central
During 23 – 25 Dec, morning cool and light fog. 1 – 2 °C rise in temperature. Minimum temperature 19 – 24 °C. Maximum temperature 32 – 34 °C. Easterly winds 10 – 15 km/hr. During 26 – 29 Dec, morning cool with strong winds and 1 – 3 °C drop in temperature. Minimum temperature 16 – 20 °C. Maximum temperature 31 – 33 °C. Northeasterly winds 10 – 30 km/hr.
Eastern
During 23 – 25 Dec, morning cool and light fog. 1 – 2 °C rise in temperature. Minimum temperature 20 – 24 °C. Maximum temperature 32 – 35 °C. Easterly winds 15 – 30 km/hr. Wave height about 1 meter. During 26 – 29 Dec, morning cool with strong winds and 1 – 3 °C drop in temperature. Isolated rains/thundershower along the coastal areas. Minimum temperature 18 – 22 °C. Maximum temperature 32 – 34 °C. Northeasterly winds 15 – 35 km/hr. Wave height about 1 meter and 1 - 2 meters offshore.
Southern (East Coast)
During 23 – 24 Dec, isolated thundershowers mostly in the lower part. Surat Thani upwards: northeasterly winds 15 - 30 km/hr. Wave height about 1 meter and above 1 meter high in thundershowers. Nakhon Si Thammarat downwards: northeasterly winds 15 - 35 km/hr. Wave height 1 - 2 meters and above 2 meters in thundershowers. During 25 – 29 Dec, scattered thundershowers and isolated heavy rain mostly in the lower part. Isolated very heavy rains 25 – 27 Dec. Surat Thani upwards: northeasterly winds 15 - 35 km/hr. Wave height 1 - 2 meters and about 2 meters high in thundershowers. Nakhon Si Thammarat downwards: northeasterly winds 20 - 35 km/hr. Wave height about 2 meters and above 2 meters in thundershowers. Minimum temperature 20 – 23 °C. Maximum temperature 30 – 34 °C.
Southern (West Coast)
During 23 – 24 Dec, isolated light rains mostly in the lower part. Northwesterly winds 15 – 30 km/hr. Wave height about 1 meter, and above 1 meters in thundershowers. During 25 – 29 Dec, isolated to scattered thundershowers and isolated heavy rain mostly in the lower part. Northeasterly winds 15 - 35 km/hr. Wave height about 1 meter, 1 - 2 meters offshore, and about 2 meters high in thundershowers. Minimum temperature 21 – 24 °C. Maximum temperature 32 – 35 °C.
Bangkok Metropolitan
During 23 – 25 Dec, partly cloudy and light fog. 1 – 2 °C rise in temperature. Minimum temperature 23– 25 °C. Maximum temperature 32 – 34 °C. Easterly winds 10 – 15 km/hr. During 26 – 29 Dec, morning cool with strong winds and 1 – 2 °C drop in temperature. Minimum temperature 20 – 22 °C. Maximum temperature 31 – 33 °C. Northeasterly winds 10 – 30 km/hr.
Announcement Date 23 December 2025 05:00 AM