Answer
• The cool season from November to February is ideal for day trips, with pleasant temperatures and less humidity.
• The hot season, March to May, can be quite warm, so early morning trips are recommended.
• The rainy season from June to October may bring heavy showers, but the landscape is lush and beautiful during this time.
• Consider local festivals and events, as they can enhance your day trip experience.
• Always check the weather forecast before planning your trip, especially during the rainy season.
Practical Chiang Mai planning note: Confirm current routes, fares, operating hours and pick-up arrangements before travelling. Build in extra time for traffic, weather and festival road closures, and keep the destination name or map pin available in Thai for drivers when practical.