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Thailand braces for delayed arrival of cool season next week

Meteorological authorities expect cooler weather to reach Thailand in the coming week, marking a later-than-usual onset of the country's annual cold season. The delay has extended Thailand's warm weather pattern into late autumn.

LSN Thailand · 9 November 2026

Thailand's meteorological department has forecasted that cooler temperatures will begin settling across the kingdom within the next seven days, ending an extended warm period that has persisted longer than typical for this time of year.

The delayed cold season arrival reflects seasonal weather pattern variations that occasionally occur in Southeast Asia. Temperatures are expected to gradually decrease as cooler air masses move southward from higher latitudes, bringing relief from the prolonged heat that has characterized recent weeks.

The timing of Thailand's cool season, which typically runs from November through February, has shifted later this year compared to historical norms. Residents and agricultural sectors have been monitoring conditions closely, as the extended warm weather can affect crop development and water management planning.

Once established, the cooler conditions are expected to persist through the traditional winter months, potentially bringing temperatures 2-5 degrees Celsius below recent averages depending on regional variations across the country. Northern and northeastern regions typically experience the most pronounced temperature drops during this seasonal transition.