How does the weather in Chiang Mai vary between day and night?

• In Chiang Mai, temperatures can vary significantly between day and night.

• During the day, especially in the cooler months, temperatures can reach around 27°C to 30°C.

• However, at night, it can drop to around 15°C or even lower, particularly from November to February.

• This variation means that layering your clothing is advisable to stay comfortable throughout the day and evening.

Practical Chiang Mai planning note: For weather and air quality, check a current forecast and a live air-quality source shortly before the activity. Northern Thailand can experience strong seasonal variation, and conditions differ between the city, foothills and higher mountains.